{"productA": "title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994", "productB": "title: including group-by in query optimization. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: including group-by in query optimization. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: optimizing the secure evaluation of twig queries. authors: sihem amer-yahia , divesh srivastava , sungran cho , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: vldb. year: 1996", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: optimization techniques for queries with expensive methods. authors: joseph m. hellerstein. venue: acm trans . database syst .. year: 1998", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query optimization in compressed database systems. authors: zhiyuan chen , flip korn , johannes gehrke. venue: sigmod conference. year: 2001", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: adaptive selectivity estimation using query feedback. authors: chung-min chen , nick roussopoulos. venue: sigmod conference. year: 1994", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query caching and optimization in distributed mediator systems. authors: sibel adali , yannis papakonstantinou , k. sel\u00e7uk candan , v. s. subrahmanian. venue: sigmod conference. year: 1996", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: rainbow : multi-xquery optimization using materialized xml views. authors: brian murphy , elke a. rundensteiner , bradford pielech , maged el-sayed , mukesh mulchandani , luping ding , katica dimitrova , ling wang , xin zhang. venue: sigmod conference. year: 2003", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: sigmod conference. year: 1999", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: exploiting statistics on query expressions for optimization. authors: nicolas bruno , surajit chaudhuri. venue: sigmod conference. year: 2002", "productB": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994", "productB": "title: query processing and optimization in oracle rdb. authors: gennady antoshenkov , mohamed ziauddin. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: coloring away communication in parallel query optimization. authors: rajeev motwani , waqar hasan. venue: vldb. year: 1995", "productB": "title: query processing and optimization in oracle rdb. authors: gennady antoshenkov , mohamed ziauddin. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: outerjoin simplification and reordering for query optimization. authors: c\u00e9sar a. galindo-legaria , arnon rosenthal. venue: acm trans . database syst .. year: 1997", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: query optimization at the crossroads ( panel ). authors: surajit chaudhuri. venue: sigmod conference. year: 1997", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: query processing and optimization in oracle rdb. authors: gennady antoshenkov , mohamed ziauddin. venue: vldb j.. year: 1996", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: exploiting statistics on query expressions for optimization. authors: nicolas bruno , surajit chaudhuri. venue: sigmod conference. year: 2002", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: xquery : a query language for xml. authors: donald d. chamberlin. venue: sigmod conference. year: 2003", "productB": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: database technologies for electronic commerce. authors: yirong xu , ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 2002", "productB": "title: databases on the web : technologies for federation architectures and case studies. authors: ralf kramer. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: database technologies for electronic commerce. authors: yirong xu , ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 2002", "productB": "title: active views for electronic commerce. authors: serge abiteboul , bernd amann , sophie cluet , adi eyal , laurent mignet , tova milo. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: atomicity versus anonymity : distributed transactions for electronic commerce. authors: j. d. tygar. venue: vldb. year: 1998", "productB": "title: active views for electronic commerce. authors: serge abiteboul , bernd amann , sophie cluet , adi eyal , laurent mignet , tova milo. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: efficiently supporting ad hoc queries in large datasets of time sequences. authors: h. v. jagadish , christos faloutsos , flip korn. venue: sigmod conference. year: 1997", "productB": "title: efficiently supporting ad hoc queries in large datasets of time sequences. authors: flip korn , h. v. jagadish , christos faloutsos. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: outerjoin simplification and reordering for query optimization. authors: c\u00e9sar a. galindo-legaria , arnon rosenthal. venue: acm trans . database syst .. year: 1997", "productB": "title: heuristic and randomized optimization for the join ordering problem. authors: michael steinbrunn , guido moerkotte , alfons kemper. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: outerjoin simplification and reordering for query optimization. authors: c\u00e9sar a. galindo-legaria , arnon rosenthal. venue: acm trans . database syst .. year: 1997", "productB": "title: outerjoin simplification and reordering for query optimization. authors: c é sar galindo-legaria , arnon rosenthal. venue: acm transactions on database systems ( tods ). year: 1997", "same": true}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: outerjoin simplification and reordering for query optimization. authors: c é sar galindo-legaria , arnon rosenthal. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: efficient and extensible algorithms for multi query optimization. authors: s. sudarshan , siddhesh bhobe , s. seshadri , prasan roy. venue: sigmod conference. year: 2000", "productB": "title: outerjoin simplification and reordering for query optimization. authors: c é sar galindo-legaria , arnon rosenthal. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: outerjoin simplification and reordering for query optimization. authors: c\u00e9sar a. galindo-legaria , arnon rosenthal. venue: acm trans . database syst .. year: 1997", "productB": "title: exploiting statistics on query expressions for optimization. authors: nicolas bruno , surajit chaudhuri. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: outerjoin simplification and reordering for query optimization. authors: c\u00e9sar a. galindo-legaria , arnon rosenthal. venue: acm trans . database syst .. year: 1997", "productB": "title: bringing order to query optimization. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: bringing order to query optimization. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: estimating compilation time of a query optimizer. authors: dengfeng gao , eileen tien lin , jun rao , ihab f. ilyas , guy m. lohman. venue: sigmod conference. year: 2003", "productB": "title: bringing order to query optimization. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: tree pattern query minimization. authors: divesh srivastava , sungran cho , laks v. s. lakshmanan , sihem amer-yahia. venue: vldb j.. year: 2002", "productB": "title: bringing order to query optimization. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: sql query optimization : reordering for a general class of queries. authors: piyush goel , balakrishna r. iyer. venue: sigmod conference. year: 1996", "productB": "title: bringing order to query optimization. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: robust estimation with sampling and approximate pre-aggregation. authors: chris jermaine. venue: vldb. year: 2003", "productB": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: surajit chaudhuri , gautam das , vivek narasayya. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: join synopses for approximate query answering. authors: swarup acharya , viswanath poosala , phillip b. gibbons , sridhar ramaswamy. venue: sigmod conference. year: 1999", "productB": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: surajit chaudhuri , gautam das , vivek narasayya. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: vivek r. narasayya , gautam das , surajit chaudhuri. venue: sigmod conference. year: 2001", "productB": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: surajit chaudhuri , gautam das , vivek narasayya. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: p. roy , s. seshadri , a. silberschatz , s. sudarshan , s. ashwin. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: p. roy , s. seshadri , a. silberschatz , s. sudarshan , s. ashwin. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: p. roy , s. seshadri , a. silberschatz , s. sudarshan , s. ashwin. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: p. roy , s. seshadri , a. silberschatz , s. sudarshan , s. ashwin. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: partition selection policies in object database garbage collection. authors: benjamin g. zorn , alexander l. wolf , jonathan e. cook. venue: sigmod conference. year: 1994", "productB": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: p. roy , s. seshadri , a. silberschatz , s. sudarshan , s. ashwin. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: sigmod conference. year: 1996", "productB": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficiently instantiating view-objects from remote relational databases. authors: gio wiederhold , byung suk lee. venue: vldb j.. year: 1994", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient ir-style keyword search over relational databases. authors: yannis papakonstantinou , luis gravano , vagelis hristidis. venue: vldb. year: 2003", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: structures for manipulating proposed updates in object-oriented databases. authors: richard hull , mohammed rupawalla , michael doherty. venue: sigmod conference. year: 1996", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: managing intervals efficiently in object-relational databases. authors: hans-peter kriegel , marco p ö tke , thomas seidl. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: unisql 's next-generation object-relational database management system. authors: phil janus , albert d'andrea. venue: sigmod record. year: 1996", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: a taxonomy for secure object-oriented databases. authors: sebastiaan h. von solms , martin s. olivier. venue: acm trans . database syst .. year: 1994", "productB": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: the case for enhanced abstract data types. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1997", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: efficiently instantiating view-objects from remote relational databases. authors: gio wiederhold , byung suk lee. venue: vldb j.. year: 1994", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: vldb j.. year: 1998", "productB": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": true}
{"productA": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: alfons kemper , reinhard braumandl , jens clau\u00dfen. venue: vldb. year: 1998", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: a data model and data structures for moving objects databases. authors: markus schneider , enrico nardelli , luca forlizzi , ralf hartmut g\u00fcting. venue: sigmod conference. year: 2000", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: structures for manipulating proposed updates in object-oriented databases. authors: richard hull , mohammed rupawalla , michael doherty. venue: sigmod conference. year: 1996", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: lambda-db : an odmg-based object-oriented dbms. authors: arvind rajendran , david maier , leonidas fegaras , chandrasekhar srinivasan. venue: sigmod conference. year: 2000", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: cost-driven vertical class partitioning for methods in object oriented databases. authors: qing li , chi-wai fung , kamalakar karlapalem. venue: vldb j.. year: 2003", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: of objects and databases : a decade of turmoil. authors: david j. dewitt , michael j. carey. venue: vldb. year: 1996", "productB": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: vldb. year: 1995", "productB": "title: special issue on prototypes of deductive database systems. authors: k. ramamohanarao. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: vldb. year: 1995", "productB": "title: an annotated bibliography on real-time database systems. authors: Ö zg ü r ulusoy. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: an annotated bibliography on real-time database systems. authors: Ö zg ü r ulusoy. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: an annotated bibliography of benchmarks for object databases. authors: akmal b. chaudhri. venue: sigmod record. year: 1995", "productB": "title: an annotated bibliography on real-time database systems. authors: Ö zg ü r ulusoy. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: vldb. year: 1995", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: further improvements on integrity constraint checking for stratifiable deductive databases. authors: sin yeung lee , tok wang ling. venue: vldb. year: 1996", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: temporal conditions and integrity constraints in active database systems. authors: ouri wolfson , a. prasad sistla. venue: sigmod conference. year: 1995", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: capturing both types and constraints in data integration. authors: juliana freire , rajeev rastogi , michael benedikt , wenfei fan , chee yong chan. venue: sigmod conference. year: 2003", "productB": "title: temporal conditions and integrity constraints in active database systems. authors: a. prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: diluting acid. authors: peter thanisch , colin stirling , tim kempster. venue: sigmod record. year: 1999", "productB": "title: diluting acid. authors: tim kempster , colin stirling , peter thanisch. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: jens clau ß en , alfons kemper , guido moerkotte , klaus peithner. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: jens clau ß en , alfons kemper , guido moerkotte , klaus peithner. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: jens clau ß en , alfons kemper , guido moerkotte , klaus peithner. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: physical data independence , constraints , and optimization with universal plans. authors: lucian popa , alin deutsch , val tannen. venue: vldb. year: 1999", "productB": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: jens clau ß en , alfons kemper , guido moerkotte , klaus peithner. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: closest pair queries in spatial databases. authors: antonio corral , yannis manolopoulos , yannis theodoridis , michael vassilakopoulos. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: location-based spatial queries. authors: jun zhang , dimitris papadias , manli zhu , yufei tao , dik lun lee. venue: sigmod conference. year: 2003", "productB": "title: closest pair queries in spatial databases. authors: antonio corral , yannis manolopoulos , yannis theodoridis , michael vassilakopoulos. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: time-parameterized queries in spatio-temporal databases. authors: yufei tao , dimitris papadias. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: selectivity estimation in spatial databases. authors: viswanath poosala , sridhar ramaswamy , swarup acharya. venue: sigmod conference. year: 1999", "productB": "title: time-parameterized queries in spatio-temporal databases. authors: yufei tao , dimitris papadias. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: preference formulas in relational queries. authors: jan chomicki. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: groupwise processing of relational queries. authors: kenneth a. ross , damianos chatziantoniou. venue: vldb. year: 1997", "productB": "title: preference formulas in relational queries. authors: jan chomicki. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: reinhard braumandl , jens clau ß en , alfons kemper. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: sigmod conference. year: 1996", "productB": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: reinhard braumandl , jens clau ß en , alfons kemper. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: reinhard braumandl , jens clau ß en , alfons kemper. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: zhao-hui tang , georges gardarin , jean-robert gruser. venue: vldb. year: 1996", "productB": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: reinhard braumandl , jens clau ß en , alfons kemper. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: evaluating functional joins along nested reference sets in object-relational and object-oriented databases. authors: reinhard braumandl , jens clau ß en , alfons kemper. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: groupwise processing of relational queries. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: groupwise processing of relational queries. authors: kenneth a. ross , damianos chatziantoniou. venue: vldb. year: 1997", "productB": "title: groupwise processing of relational queries. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: supporting top-k join queries in relational databases. authors: walid g. aref , ahmed k. elmagarmid , ihab f. ilyas. venue: vldb. year: 2003", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: microsoft english query 7.5 : automatic extraction of semantics from relational databases and olap cubes. authors: adam blum. venue: vldb. year: 1999", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a data model and data structures for moving objects databases. authors: markus schneider , enrico nardelli , luca forlizzi , ralf hartmut g\u00fcting. venue: sigmod conference. year: 2000", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: sigmod conference. year: 1996", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extracting schema from semistructured data. authors: serge abiteboul , rajeev motwani , svetlozar nestorov. venue: sigmod conference. year: 1998", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: s. sudarshan , prasan roy , abraham silberschatz , s. seshadri , srinivas ashwin. venue: vldb. year: 1997", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: declarative updates of relational databases. authors: weidong chen. venue: acm trans . database syst .. year: 1995", "productB": "title: extraction of object-oriented structures from existing relational databases. authors: shekar ramanathan , julia hodges. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: gea : a toolkit for gene expression analysis. authors: jessica m. phan , raymond t. ng. venue: sigmod conference. year: 2002", "productB": "title: gea : a toolkit for gene expression analysis. authors: jessica m. phan , raymond ng. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: a structured approach for the definition of the semantics of active databases. authors: letizia tanca , piero fraternali. venue: acm trans . database syst .. year: 1995", "productB": "title: a structured approach for the definition of the semantics of active databases. authors: piero fraternali , letizia tanca. venue: acm transactions on database systems ( tods ). year: 1995", "same": true}
{"productA": "title: an approximate search engine for structural databases. authors: kaizhong zhang , qicheng ma , jason tsong-li wang , xinhuan zheng , xiong wang , dennis shasha , zasha weinberg , bruce a. shapiro. venue: sigmod conference. year: 2000", "productB": "title: a structured approach for the definition of the semantics of active databases. authors: piero fraternali , letizia tanca. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: a structured approach for the definition of the semantics of active databases. authors: letizia tanca , piero fraternali. venue: acm trans . database syst .. year: 1995", "productB": "title: an approximate search engine for structural databases. authors: jason t. l. wang , xiong wang , dennis shasha , bruce a. shapiro , kaizhong zhang , qicheng ma , zasha weinberg. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: vldb. year: 2001", "productB": "title: an approximate search engine for structural databases. authors: jason t. l. wang , xiong wang , dennis shasha , bruce a. shapiro , kaizhong zhang , qicheng ma , zasha weinberg. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: a structured approach for the definition of the semantics of active databases. authors: letizia tanca , piero fraternali. venue: acm trans . database syst .. year: 1995", "productB": "title: on the semantics of now in databases. authors: james clifford , curtis dyreson , tom á s isakowitz , christian s. jensen , richard thomas snodgrass. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: proximity search in databases. authors: narayanan shivakumar , hector garcia-molina , roy goldman , suresh venkatasubramanian. venue: vldb. year: 1998", "productB": "title: on the semantics of now in databases. authors: james clifford , curtis dyreson , tom á s isakowitz , christian s. jensen , richard thomas snodgrass. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: automated resolution of semantic heterogeneity in multidatabases. authors: a. r. hurson , simin h. pakzad , m. w. bright. venue: acm trans . database syst .. year: 1994", "productB": "title: on the semantics of now in databases. authors: james clifford , curtis dyreson , tom á s isakowitz , christian s. jensen , richard thomas snodgrass. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: database issues in telecommunications network management. authors: ilsoo ahn. venue: sigmod conference. year: 1994", "productB": "title: a database system for real-time event aggregation in telecommunication. authors: jerry baulier , stephen blott , henry f. korth , abraham silberschatz. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: database issues in telecommunications network management. authors: ilsoo ahn. venue: sigmod conference. year: 1994", "productB": "title: issues in network management in the next millennium. authors: michael l. brodie , surajit chaudhuri. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: reminiscences on influential papers. authors: james r. hamilton , limsoon wong , kenneth a. ross , laks v. s. lakshmanan. venue: sigmod record. year: 2001", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jun rao , kenneth a. ross , johannes gehrke. venue: sigmod record. year: 2003", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: kenneth a. ross , kyuseok shim , mary f. fernandez. venue: sigmod record. year: 2002", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: mitch cherniack , kenneth a. ross , gottfried vossen. venue: sigmod record. year: 2003", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: james r. hamilton , limsoon wong , kenneth a. ross , laks v. s. lakshmanan. venue: sigmod record. year: 2001", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: theodore johnson , amr el abbadi , richard t. snodgrass , kenneth a. ross. venue: sigmod record. year: 2002", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: richard t. snodgrass. venue: sigmod record. year: 1998", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: james r. hamilton , limsoon wong , kenneth a. ross , laks v. s. lakshmanan. venue: sigmod record. year: 2001", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jan van den bussche , surajit chaudhuri , moshe y. vardi , kenneth a. ross , g\u00f6sta grahne , h. v. jagadish. venue: sigmod record. year: 1999", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: mitch cherniack , kenneth a. ross , gottfried vossen. venue: sigmod record. year: 2003", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: richard t. snodgrass. venue: sigmod record. year: 1999", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: towards an infrastructure for temporal databases : report of an invitational arpa/nsf workshop. authors: ramez elmasri , richard t. snodgrass , babis theodoulidis , inderpal singh mumick , arie segev , m. tamer \u00f6zsu , umeshwar dayal , niki pissinou , barbara pernici. venue: sigmod record. year: 1994", "productB": "title: on building an infrastructure for mobile and wireless systems : report on the nsf workshop on an infrastructure for mobile and wireless systems , oct. 15 , 2001. authors: birgitta k ö nig-ries , kia makki , sam makki , charles perkins , niki pissinou , peter reiher , peter scheuermann , jari veijalainen , ouri wolfson. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: towards an infrastructure for temporal databases : report of an invitational arpa/nsf workshop. authors: ramez elmasri , richard t. snodgrass , babis theodoulidis , inderpal singh mumick , arie segev , m. tamer \u00f6zsu , umeshwar dayal , niki pissinou , barbara pernici. venue: sigmod record. year: 1994", "productB": "title: towards an infrastructure for temporal databases : report of an invitational arpa/nsf workshop. authors: niki pissinou , richard thomas snodgrass , ramez elmasri , inderpal s. mumick , tamer Ö zsu , barbara pernici , arie segev , babis theodoulidis , umeshwar dayal. venue: acm sigmod record. year: 1994", "same": true}
{"productA": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 1995", "productB": "title: towards an infrastructure for temporal databases : report of an invitational arpa/nsf workshop. authors: niki pissinou , richard thomas snodgrass , ramez elmasri , inderpal s. mumick , tamer Ö zsu , barbara pernici , arie segev , babis theodoulidis , umeshwar dayal. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , sharad mehrotra , eamonn j. keogh , michael j. pazzani. venue: sigmod conference. year: 2001", "productB": "title: efficient and cost-effective techniques for browsing and indexing large video databases. authors: junghwan oh , kien a. hua. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: database indexing for large dna and protein sequence collections. authors: robert w. irving , malcolm p. atkinson , ela hunt. venue: vldb j.. year: 2002", "productB": "title: efficient and cost-effective techniques for browsing and indexing large video databases. authors: junghwan oh , kien a. hua. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn j. keogh , michael j. pazzani , sharad mehrotra. venue: acm trans . database syst .. year: 2002", "productB": "title: efficient and cost-effective techniques for browsing and indexing large video databases. authors: junghwan oh , kien a. hua. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , sharad mehrotra , eamonn j. keogh , michael j. pazzani. venue: sigmod conference. year: 2001", "productB": "title: large databases for remote sensing and gis. authors: a. r. dasgupta. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: visdb : a system for visualizing large databases. authors: hans-peter kriegel , daniel a. keim. venue: sigmod conference. year: 1995", "productB": "title: large databases for remote sensing and gis. authors: a. r. dasgupta. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: databases for gis. authors: claudia bauzer medeiros , fatima pires. venue: sigmod record. year: 1994", "productB": "title: large databases for remote sensing and gis. authors: a. r. dasgupta. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , sharad mehrotra , eamonn j. keogh , michael j. pazzani. venue: sigmod conference. year: 2001", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn keogh , sharad mehrotra , michael pazzani. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: optimizing multiple dimensional queries simultaneously in multidimensional databases. authors: jeffrey xu yu , weifa liang , maria e. orlowska. venue: vldb j.. year: 2000", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn keogh , sharad mehrotra , michael pazzani. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: efficient and cost-effective techniques for browsing and indexing large video databases. authors: kien a. hua , jung-hwan oh. venue: sigmod conference. year: 2000", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn keogh , sharad mehrotra , michael pazzani. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: cmvf : a novel dimension reduction scheme for efficient indexing in a large image database. authors: john shepherd , quan z. sheng , du q. huynh , jialie shen , anne h. h. ngu. venue: sigmod conference. year: 2003", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn keogh , sharad mehrotra , michael pazzani. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: local dimensionality reduction : a new approach to indexing high dimensional spaces. authors: kaushik chakrabarti , sharad mehrotra. venue: vldb. year: 2000", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn keogh , sharad mehrotra , michael pazzani. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: spotfire : an information exploration environment. authors: christopher ahlberg. venue: sigmod record. year: 1996", "productB": "title: dynamic service matchmaking among agents in open information environments. authors: katia sycara , matthias klusch , seth widoff , jianguo lu. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: spotfire : an information exploration environment. authors: christopher ahlberg. venue: sigmod record. year: 1996", "productB": "title: spotfire : an information exploration environment. authors: christopher ahlberg. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: spotfire : an information exploration environment. authors: christopher ahlberg. venue: sigmod record. year: 1996", "productB": "title: infosleuth : agent-based semantic integration of information in open and dynamic environments. authors: r. j. bayardo , jr. , w. bohrer , r. brice , a. cichocki , j. fowler , a. helal , v. kashyap , t. ksiezyk , g. martin , m. nodine , m. rashid , m. rusinkiewicz , r. shea , c. unnikrishnan , a. unruh , d. woelk. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: semantic integration of semistructured and structured data sources. authors: sonia bergamaschi , maurizio vincini , silvana castano. venue: sigmod record. year: 1999", "productB": "title: infosleuth : agent-based semantic integration of information in open and dynamic environments. authors: r. j. bayardo , jr. , w. bohrer , r. brice , a. cichocki , j. fowler , a. helal , v. kashyap , t. ksiezyk , g. martin , m. nodine , m. rashid , m. rusinkiewicz , r. shea , c. unnikrishnan , a. unruh , d. woelk. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: spotfire : an information exploration environment. authors: christopher ahlberg. venue: sigmod record. year: 1996", "productB": "title: www-udk : a web-based environmental meta-information system. authors: ralf kramer , ralf nicholai , arne koschel , claudia rolker , peter lockemann , andree keitel , rudolf legat , konrad tirm. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: environment information systems - guest editor 's foreword. authors: oliver g\u00fcnther. venue: sigmod record. year: 1997", "productB": "title: www-udk : a web-based environmental meta-information system. authors: ralf kramer , ralf nicholai , arne koschel , claudia rolker , peter lockemann , andree keitel , rudolf legat , konrad tirm. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the case for enhanced abstract data types. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1997", "productB": "title: predator : an or-dbms with enhanced data types. authors: praveen seshadri , mark paskin. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: leo - db2 's learning optimizer. authors: volker markl , mokhtar kandil , guy m. lohman , michael stillger. venue: vldb. year: 2001", "productB": "title: leo - db2 's learning optimizer. authors: michael stillger , guy m. lohman , volker markl , mokhtar kandil. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: tigukat : a uniform behavioral objectbase management system. authors: randal j. peters , m. tamer \u00f6zsu , boman irani , adriana mu\u00f1oz , anna lipka , duane szafron. venue: vldb j.. year: 1995", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: efficient incremental garbage collection for client-server object database systems. authors: laurent amsaleg , olivier gruber , michael j. franklin. venue: vldb. year: 1995", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: orthogonally persistent object systems. authors: malcolm p. atkinson , ronald morrison. venue: vldb j.. year: 1995", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: act-net - the active database management system manifesto : a rulebase of adbms features. authors: ?. venue: sigmod record. year: 1996", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: a database model for object dynamics. authors: mike p. papazoglou , bernd j. kr\u00e4mer. venue: vldb j.. year: 1997", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: data management for earth system science. authors: james frew , jeff dozier. venue: sigmod record. year: 1997", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: anatomy of a native xml base management system. authors: thorsten fiebig , till westmann , robert schiele , guido moerkotte , carl-christian kanne , julia neumann , sven helmer. venue: vldb j.. year: 2002", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: implementing lazy database updates for an object database system. authors: fabrizio ferrandina , thorsten meyer , roberto zicari. venue: vldb. year: 1994", "productB": "title: open object database management systems. authors: jos é a. blakeley. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: tigukat : a uniform behavioral objectbase management system. authors: randal j. peters , m. tamer \u00f6zsu , boman irani , adriana mu\u00f1oz , anna lipka , duane szafron. venue: vldb j.. year: 1995", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: act-net - the active database management system manifesto : a rulebase of adbms features. authors: ?. venue: sigmod record. year: 1996", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: building knowledge base management systems. authors: thodoros topaloglou , adel shrufi , vinay k. chaudhri , dimitris plexousakis , john mylopoulos. venue: vldb j.. year: 1996", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: database systems management and oracle8. authors: c. gregory doherty. venue: sigmod conference. year: 1998", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: anatomy of a real e-commerce system. authors: anant jhingran. venue: sigmod conference. year: 2000", "productB": "title: anatomy of a native xml base management system. authors: t. fiebig , s. helmer , c.-c . kanne , g. moerkotte , j. neumann , r. schiele , t. westmann. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: tigukat : a uniform behavioral objectbase management system. authors: randal j. peters , m. tamer \u00f6zsu , boman irani , adriana mu\u00f1oz , anna lipka , duane szafron. venue: vldb j.. year: 1995", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: vldb. year: 1996", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: acm multimedia '94 conference workshop on multimedia database management systems. authors: p. bruce berra , bhavani m. thuraisingham , kingsley c. nwosu. venue: sigmod record. year: 1995", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the demarcation protocol : a technique for maintaining constraints in distributed database systems. authors: daniel barbar\u00e1 , hector garcia-molina. venue: vldb j.. year: 1994", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the mlpq/gis constraint database system. authors: yuguo liu , yiming li , pradip kanjamala , rui chen , yonghui wang , peter z. revesz. venue: sigmod conference. year: 2000", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: a multi-paradigm querying approach for a generic multimedia database management system. authors: ji-rong wen , qing li , wei-ying ma , hongjiang zhang. venue: sigmod record. year: 2003", "productB": "title: the mariposa distributed database management system. authors: jeff sidell. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: tigukat : a uniform behavioral objectbase management system. authors: randal j. peters , m. tamer \u00f6zsu , boman irani , adriana mu\u00f1oz , anna lipka , duane szafron. venue: vldb j.. year: 1995", "productB": "title: aurora : a data stream management system. authors: d. abadi , d. carney , u. Ç etintemel , m. cherniack , c. convey , c. erwin , e. galvez , m. hatoun , a. maskey , a. rasin , a. singer , m. stonebraker , n. tatbul , y. xing , r. yan , s. zdonik. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: aurora : a data stream management system. authors: d. abadi , d. carney , u. Ç etintemel , m. cherniack , c. convey , c. erwin , e. galvez , m. hatoun , a. maskey , a. rasin , a. singer , m. stonebraker , n. tatbul , y. xing , r. yan , s. zdonik. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: aurora : a new model and architecture for data stream management. authors: christian convey , sangdon lee , ugur \u00e7etintemel , daniel j. abadi , michael stonebraker , mitch cherniack , donald carney , stanley b. zdonik , nesime tatbul. venue: vldb j.. year: 2003", "productB": "title: aurora : a data stream management system. authors: d. abadi , d. carney , u. Ç etintemel , m. cherniack , c. convey , c. erwin , e. galvez , m. hatoun , a. maskey , a. rasin , a. singer , m. stonebraker , n. tatbul , y. xing , r. yan , s. zdonik. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: database systems management and oracle8. authors: c. gregory doherty. venue: sigmod conference. year: 1998", "productB": "title: aurora : a data stream management system. authors: d. abadi , d. carney , u. Ç etintemel , m. cherniack , c. convey , c. erwin , e. galvez , m. hatoun , a. maskey , a. rasin , a. singer , m. stonebraker , n. tatbul , y. xing , r. yan , s. zdonik. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: performance measurements of compressed bitmap indices. authors: theodore johnson. venue: vldb. year: 1999", "productB": "title: performance measurements of compressed bitmap indices. authors: theodore johnson. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: distributed query evaluation on semistructured data. authors: dan suciu. venue: acm trans . database syst .. year: 2002", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: semistructured und structured data in the web : going back and forth. authors: paolo merialdo , giansalvatore mecca , paolo atzeni. venue: sigmod record. year: 1997", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: extracting structured data from web pages. authors: arvind arasu , hector garcia-molina. venue: sigmod conference. year: 2003", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: searching and mining fine-grained semi-structured data. authors: soumen chakrabarti. venue: vldb. year: 2002", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: sigmod conference. year: 2002", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: storing semistructured data with stored. authors: alin deutsch , mary fernandez , dan suciu. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: distributed query evaluation on semistructured data. authors: dan suciu. venue: acm trans . database syst .. year: 2002", "productB": "title: a query language and optimization techniques for unstructured data. authors: peter buneman , susan davidson , gerd hillebrand , dan suciu. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: a query language and optimization techniques for unstructured data. authors: peter buneman , susan davidson , gerd hillebrand , dan suciu. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: implementation of two semantic query optimization techniques in db2 universal database. authors: k. bernhard schiefer , fred koo , t. y. cliff leung , linqi liu , jarek gryz , xiaoyan qian , qi cheng. venue: vldb. year: 1999", "productB": "title: a query language and optimization techniques for unstructured data. authors: peter buneman , susan davidson , gerd hillebrand , dan suciu. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: query rewriting for semistructured data. authors: vasilis vassalos , yannis papakonstantinou. venue: sigmod conference. year: 1999", "productB": "title: a query language and optimization techniques for unstructured data. authors: peter buneman , susan davidson , gerd hillebrand , dan suciu. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: query decomposition and view maintenance for query languages for unstructured data. authors: dan suciu. venue: vldb. year: 1996", "productB": "title: a query language and optimization techniques for unstructured data. authors: peter buneman , susan davidson , gerd hillebrand , dan suciu. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: unql : a query language and algebra for semistructured data based on structural recursion. authors: mary f. fernandez , peter buneman , dan suciu. venue: vldb j.. year: 2000", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: lore : a lightweight object repository for semistructured data. authors: janet l. wiener , jason mchugh , serge abiteboul , qingshan luo , anand rajaraman , dallan quass , jeffrey d. ullman , roy goldman , hugo rivero , jennifer widom , svetlozar nestorov , kevin haas. venue: sigmod conference. year: 1996", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: infering structure in semistructured data. authors: rajeev motwani , serge abiteboul , svetlozar nestorov. venue: sigmod record. year: 1997", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: sigmod conference. year: 2002", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: xcerpt and visxcerpt : from pattern-based to visual querying of xml and semistructured data. authors: sacha berger , christoph wieser , sebastian schaffert , fran\u00e7ois bry. venue: vldb. year: 2003", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: constraints for semi-structured data and xml. authors: wenfei fan , peter buneman , scott weinstein , j\u00e9r\u00f4me sim\u00e9on. venue: sigmod record. year: 2001", "productB": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: unql : a query language and algebra for semistructured data based on structural recursion. authors: mary f. fernandez , peter buneman , dan suciu. venue: vldb j.. year: 2000", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: sigmod record. year: 2003", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: discover : keyword search in relational databases. authors: vagelis hristidis , yannis papakonstantinou. venue: vldb. year: 2002", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: a hypertext query language for images. authors: li yang. venue: sigmod record. year: 1994", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: on completeness of historical relational query languages. authors: james clifford , albert croker , alexander tuzhilin. venue: acm trans . database syst .. year: 1994", "productB": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: sigmod conference. year: 1996", "productB": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: jiawei han , zhaohui xie. venue: vldb. year: 1994", "productB": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: structures for manipulating proposed updates in object-oriented databases. authors: richard hull , mohammed rupawalla , michael doherty. venue: sigmod conference. year: 1996", "productB": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: sentinel : an object-oriented dbms with event-based rules. authors: sharma chakravarthy. venue: sigmod conference. year: 1997", "productB": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: integrating heterogenous overlapping databases through object-oriented transformations. authors: vanja josifovski , tore risch. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: integrating heterogenous overlapping databases through object-oriented transformations. authors: vanja josifovski , tore risch. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: integrating heterogenous overlapping databases through object-oriented transformations. authors: tore risch , vanja josifovski. venue: vldb. year: 1999", "productB": "title: integrating heterogenous overlapping databases through object-oriented transformations. authors: vanja josifovski , tore risch. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: an efficient method for checking object-oriented database schema correctness. authors: michele missikoff , anna formica , hans dietmar gr\u00f6ger. venue: acm trans . database syst .. year: 1998", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: zhao-hui tang , georges gardarin , jean-robert gruser. venue: vldb. year: 1996", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: xxl - a library approach to supporting efficient implementations of advanced database queries. authors: bj\u00f6rn blohsfeld , jens-peter dittrich , martin schneider , bernhard seeger , tobias sch\u00e4fer , jochen van den bercken , j\u00fcrgen kr\u00e4mer. venue: vldb. year: 2001", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: structures for manipulating proposed updates in object-oriented databases. authors: richard hull , mohammed rupawalla , michael doherty. venue: sigmod conference. year: 1996", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: jiawei han , beng chin ooi , hongjun lu , kian-lee tan. venue: vldb j.. year: 1996", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: the trigs active object-oriented database system - an overview. authors: gerti kappel , werner retschitzegger. venue: sigmod record. year: 1998", "productB": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: beng chin ooi , jiawei han , hongjun lu , kian lee tan. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: an effective deductive object-oriented database through language integration. authors: maria l. barja , norman w. paton , alvaro a. a. fernandes , m. howard williams , andrew dinn. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: an effective deductive object-oriented database through language integration. authors: maria l. barja , norman w. paton , alvaro a. a. fernandes , m. howard williams , andrew dinn. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: an effective deductive object-oriented database through language integration. authors: maria l. barja , norman w. paton , alvaro a. a. fernandes , m. howard williams , andrew dinn. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: versioning and configuration management in an object-oriented data model. authors: edward sciore. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: versioning and configuration management in an object-oriented data model. authors: edward sciore. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: vldb j.. year: 1998", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a system for watermarking relational databases. authors: peter j. haas , rakesh agrawal , jerry kiernan. venue: sigmod conference. year: 2003", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the trigs active object-oriented database system - an overview. authors: gerti kappel , werner retschitzegger. venue: sigmod record. year: 1998", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: context-based prefetch for implementing objects on relations. authors: philip a. bernstein , david shutt , shankar pal. venue: vldb. year: 1999", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: s. sudarshan , prasan roy , abraham silberschatz , s. seshadri , srinivas ashwin. venue: vldb. year: 1997", "productB": "title: converting relational to object-oriented databases. authors: joseph fong. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: vldb. year: 1995", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: calibrating the query optimizer cost model of iro-db , an object-oriented federated database system. authors: zhao-hui tang , fei sha , georges gardarin. venue: vldb. year: 1996", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: structures for manipulating proposed updates in object-oriented databases. authors: richard hull , mohammed rupawalla , michael doherty. venue: sigmod conference. year: 1996", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: integrating the ub-tree into a database system kernel. authors: robert fenk , rudolf bayer , volker markl , martin zirkel , frank ramsak , klaus elhardt. venue: vldb. year: 2000", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: jiawei han , beng chin ooi , hongjun lu , kian-lee tan. venue: vldb j.. year: 1996", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: metadata for integrating speech documents in a text retrieval system. authors: martin wechsler , ulrike glavitsch , peter sch\u00e4uble. venue: sigmod record. year: 1994", "productB": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: tak w. yan , jurgen annevelink. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: sting : a statistical information grid approach to spatial data mining. authors: wei wang , richard r. muntz , jiong yang. venue: vldb. year: 1997", "productB": "title: a case-based approach to information integration. authors: maurizio panti , luca spalazzi , alberto giretti. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: model-based information integration in a neuroscience mediator system. authors: bertram lud\u00e4scher , amarnath gupta , maryann e. martone. venue: vldb. year: 2000", "productB": "title: a case-based approach to information integration. authors: maurizio panti , luca spalazzi , alberto giretti. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: versant replication : supporting fault-tolerant object databases. authors: h. stephen au-yeung , c. p. chou , yuh-ming shyy. venue: sigmod conference. year: 1995", "productB": "title: phoenix project : fault-tolerant applications. authors: roger barga , david lomet. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: versant replication : supporting fault-tolerant object databases. authors: h. stephen au-yeung , c. p. chou , yuh-ming shyy. venue: sigmod conference. year: 1995", "productB": "title: moving up the food chain : supporting e-commerce applications on databases. authors: anant jhingran. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: moving up the food chain : supporting e-commerce applications on databases. authors: anant jhingran. venue: sigmod record. year: 2000", "productB": "title: moving up the food chain : supporting e-commerce applications on databases. authors: anant jhingran. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: advances in databases and information systems ( adbis ). authors: albertas caplinskas , johann eder , olegas vasilecas. venue: sigmod record. year: 2002", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: research in information managment at dublin city university. authors: alan f. smeaton , mark roantree. venue: sigmod record. year: 2002", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: florida international university high performance database research center. authors: leonard loureiro , yi deng , carlos ordonez 0002 , mario sanchez , cyril u. orji , wei sun , artyom shaposhnikov , naphtali rishe , michael alexopoulos , david barton. venue: sigmod record. year: 1995", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: research activities in database management and information retrieval at the university of illinois at chicago. authors: a. prasad sistla , isabel f. cruz , ashfaq a. khokhar , clement t. yu , bing liu , ouri wolfson. venue: sigmod record. year: 2002", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the database group at national technical university of athens ( ntua ). authors: timos k. sellis , yannis vassiliou. venue: sigmod record. year: 1995", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the microsoft database research group. authors: roger s. barga , david b. lomet , per-\u00e5ke larson , surajit chaudhuri , vivek r. narasayya. venue: sigmod record. year: 1998", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: database research at columbia university. authors: kenneth a. ross , gail e. kaiser , luis gravano , salvatore j. stolfo , shih-fu chang. venue: sigmod record. year: 1998", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the database group at university of hagen ( fernuniversitaet ). authors: silke mittrach , gunter schlageter , thomas berkel , andreas scherer , eberhard heuel , wolfgang wilkes. venue: sigmod record. year: 1995", "productB": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: advances in databases and information systems ( adbis ). authors: albertas caplinskas , johann eder , olegas vasilecas. venue: sigmod record. year: 2002", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: vldb. year: 1998", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: pc database systems - present and future. authors: philip a. bernstein. venue: vldb. year: 1994", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: parallel database systems in the 1990 's. authors: michael j. carey. venue: sigmod conference. year: 1994", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: foundations of preferences in database systems. authors: werner kie\u00dfling. venue: vldb. year: 2002", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: a database system for real-time event aggregation in telecommunication. authors: henry f. korth , jerry baulier , abraham silberschatz , stephen blott. venue: vldb. year: 1998", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: advances in real-time database systems research. authors: azer bestavros. venue: sigmod record. year: 1996", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: advanced database technologies in a diabetic healthcare system. authors: chenyi xia , wynne hsu , keng lik teo , mong-li lee , beng chin ooi , pranab kumar mohanty. venue: vldb. year: 2002", "productB": "title: advances in real-time database systems research. authors: azer bestavros. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: advances in databases and information systems ( adbis ). authors: albertas caplinskas , johann eder , olegas vasilecas. venue: sigmod record. year: 2002", "productB": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: kun-lung wu , philip s. yu. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: report on ngits ' 99 : the 4th international workshop on next generation information technologies and systems. authors: opher etzion. venue: sigmod record. year: 1999", "productB": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: kun-lung wu , philip s. yu. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: similarity search for adaptive ellipsoid queries using spatial transformation. authors: yasushi sakurai , shunsuke uemura , masatoshi yoshikawa , ryoji kataoka. venue: vldb. year: 2001", "productB": "title: indexing large metric spaces for similarity search queries. authors: tolga bozkaya , meral ozsoyoglu. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: indexing very high-dimensional sparse and quasi-sparse vectors for similarity searches. authors: xiaoyang sean wang , changzhou wang. venue: vldb j.. year: 2001", "productB": "title: indexing large metric spaces for similarity search queries. authors: tolga bozkaya , meral ozsoyoglu. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: similarity search for adaptive ellipsoid queries using spatial transformation. authors: yasushi sakurai , shunsuke uemura , masatoshi yoshikawa , ryoji kataoka. venue: vldb. year: 2001", "productB": "title: similarity search for adaptive ellipsoid queries using spatial transformation. authors: yasushi sakurai , masatoshi yoshikawa , ryoji kataoka , shunsuke uemura. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: indexing large metric spaces for similarity search queries. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: acm trans . database syst .. year: 1999", "productB": "title: similarity search for adaptive ellipsoid queries using spatial transformation. authors: yasushi sakurai , masatoshi yoshikawa , ryoji kataoka , shunsuke uemura. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: the hb-pi-tree : a multi-attribute index supporting concurrency , recovery and node consolidation. authors: betty salzberg , david b. lomet , georgios evangelidis. venue: vldb j.. year: 1997", "productB": "title: concurrency and recovery for index trees. authors: david lomet , betty salzberg. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: concurrency and recovery in generalized search trees. authors: c. mohan , joseph m. hellerstein , marcel kornacker. venue: sigmod conference. year: 1997", "productB": "title: concurrency and recovery for index trees. authors: david lomet , betty salzberg. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: a new sql-like operator for mining association rules. authors: giuseppe psaila , stefano ceri , rosa meo. venue: vldb. year: 1996", "productB": "title: online association rule mining. authors: christian hidber. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: data mining with optimized two-dimensional association rules. authors: takeshi tokuyama , yasuhiko morimoto , shinichi morishita , takeshi fukuda. venue: acm trans . database syst .. year: 2001", "productB": "title: online association rule mining. authors: christian hidber. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: an effective hash based algorithm for mining association rules. authors: ming-syan chen , philip s. yu , jong soo park. venue: sigmod conference. year: 1995", "productB": "title: online association rule mining. authors: christian hidber. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: a new sql-like operator for mining association rules. authors: giuseppe psaila , stefano ceri , rosa meo. venue: vldb. year: 1996", "productB": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: maintaining data privacy in association rule mining. authors: shariq rizvi , jayant r. haritsa. venue: vldb. year: 2002", "productB": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: sampling large databases for association rules. authors: hannu toivonen. venue: vldb. year: 1996", "productB": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 1995", "productB": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: sigmod conference. year: 1996", "productB": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: a new sql-like operator for mining association rules. authors: giuseppe psaila , stefano ceri , rosa meo. venue: vldb. year: 1996", "productB": "title: scalable parallel data mining for association rules. authors: eui-hong han , george karypis , vipin kumar. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: online association rule mining. authors: christian hidber. venue: sigmod conference. year: 1999", "productB": "title: scalable parallel data mining for association rules. authors: eui-hong han , george karypis , vipin kumar. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: an effective hash based algorithm for mining association rules. authors: ming-syan chen , philip s. yu , jong soo park. venue: sigmod conference. year: 1995", "productB": "title: scalable parallel data mining for association rules. authors: eui-hong han , george karypis , vipin kumar. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: a new sql-like operator for mining association rules. authors: giuseppe psaila , stefano ceri , rosa meo. venue: vldb. year: 1996", "productB": "title: data mining with optimized two-dimensional association rules. authors: takeshi fukuda , yasuhiko morimoto , shimichi morishita , takeshi tokuyama. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: mining fuzzy association rules in databases. authors: ada wai-chee fu , man hon wong , chan man kuok. venue: sigmod record. year: 1998", "productB": "title: data mining with optimized two-dimensional association rules. authors: takeshi fukuda , yasuhiko morimoto , shimichi morishita , takeshi tokuyama. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 1995", "productB": "title: data mining with optimized two-dimensional association rules. authors: takeshi fukuda , yasuhiko morimoto , shimichi morishita , takeshi tokuyama. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: parallel mining algorithms for generalized association rules with classification hierarchy. authors: masaru kitsuregawa , takahiko shintani. venue: sigmod conference. year: 1998", "productB": "title: data mining with optimized two-dimensional association rules. authors: takeshi fukuda , yasuhiko morimoto , shimichi morishita , takeshi tokuyama. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: a new sql-like operator for mining association rules. authors: giuseppe psaila , stefano ceri , rosa meo. venue: vldb. year: 1996", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: using quantitative information for efficient association rule generation. authors: m\u00e1rcio de carvalho , rodolfo f. resende , bruno p\u00f4ssas , wagner meira jr.. venue: sigmod record. year: 2000", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: scalable parallel data mining for association rules. authors: eui-hong han , vipin kumar , george karypis. venue: sigmod conference. year: 1997", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: mining fuzzy association rules in databases. authors: ada wai-chee fu , man hon wong , chan man kuok. venue: sigmod record. year: 1998", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 1995", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: algorithms for mining association rules for binary segmentations of huge categorical databases. authors: kunikazu yoda , hirofumi matsuzawa , takeshi tokuyama , yasuhiko morimoto , takeshi fukuda. venue: vldb. year: 1998", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: algorithms for mining distance-based outliers in large datasets. authors: raymond t. ng , edwin m. knorr. venue: vldb. year: 1998", "productB": "title: an efficient algorithm for mining association rules in large databases. authors: ashoka savasere , edward omiecinski , shamkant b. navathe. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: incremental maintenance for materialized views over semistructured data. authors: serge abiteboul , jason mchugh , michael rys , vasilis vassalos , janet l. wiener. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: query decomposition and view maintenance for query languages for unstructured data. authors: dan suciu. venue: vldb. year: 1996", "productB": "title: incremental maintenance for materialized views over semistructured data. authors: serge abiteboul , jason mchugh , michael rys , vasilis vassalos , janet l. wiener. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: the network is the database : data management for highly distributed systems. authors: julio c. navas , michael wynblatt. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: the network is the database : data management for highly distributed systems. authors: julio c. navas , michael wynblatt. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the demarcation protocol : a technique for maintaining constraints in distributed database systems. authors: daniel barbar\u00e1 , hector garcia-molina. venue: vldb j.. year: 1994", "productB": "title: the network is the database : data management for highly distributed systems. authors: julio c. navas , michael wynblatt. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: cougar : the network is the database. authors: wai fu fung , david sun , johannes gehrke. venue: sigmod conference. year: 2002", "productB": "title: the network is the database : data management for highly distributed systems. authors: julio c. navas , michael wynblatt. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: act-net - the active database management system manifesto : a rulebase of adbms features. authors: ?. venue: sigmod record. year: 1996", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: vldb. year: 1996", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the algres testbed of chimera : an active object-oriented database system. authors: giuseppe psaila , stefano ceri , stefano paraboschi , piero fraternali. venue: sigmod conference. year: 1995", "productB": "title: the active database management system manifesto : a rulebase of adbms features. authors: corporate act-net consortium. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: vldb. year: 1996", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: building knowledge base management systems. authors: thodoros topaloglou , adel shrufi , vinay k. chaudhri , dimitris plexousakis , john mylopoulos. venue: vldb j.. year: 1996", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the network is the database : data management for highly distributed systems. authors: michael j. wynblatt , julio c. navas. venue: sigmod conference. year: 2001", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: a query language for a web-site management system. authors: dan suciu , daniela florescu , alon y. levy , mary f. fernandez. venue: sigmod record. year: 1997", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: aurora : a data stream management system. authors: nesime tatbul , daniel j. abadi , c. erwin , anurag maskey , mitch cherniack , alex rasin , christian convey , a. singer , eduardo f. galvez , r. yan , ugur \u00e7etintemel , ying xing , stanley b. zdonik , michael stonebraker , donald carney , m. hatoun. venue: sigmod conference. year: 2003", "productB": "title: the ores temporal database management system. authors: babis theodoulidis , aziz ait-braham , george andrianopoulos , jayant chaudhary , george karvelis , simon sou. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: lore : a database management system for semistructured data. authors: roy goldman , serge abiteboul , jennifer widom , dallan quass , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: is web-site management a database problem ?. authors: daniela florescu , alon y. levy , dan suciu. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: is web-site management a database problem ?. authors: daniela florescu , dan suciu , alon y. levy. venue: vldb. year: 1998", "productB": "title: is web-site management a database problem ?. authors: daniela florescu , alon y. levy , dan suciu. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: the araneus web-base management system. authors: giansalvatore mecca , paolo merialdo , alessandro masci , paolo atzeni , giuseppe sindoni. venue: sigmod conference. year: 1998", "productB": "title: is web-site management a database problem ?. authors: daniela florescu , alon y. levy , dan suciu. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: is web-site management a database problem ?. authors: daniela florescu , alon y. levy , dan suciu. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: view management in multimedia databases. authors: v. s. subrahmanian , eric lemar , k. sel\u00e7uk candan. venue: vldb j.. year: 2000", "productB": "title: is web-site management a database problem ?. authors: daniela florescu , alon y. levy , dan suciu. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: general match : a subsequence matching method in time-series databases based on generalized windows. authors: kyu-young whang , yang-sae moon , wook-shin han. venue: sigmod conference. year: 2002", "productB": "title: fast subsequence matching in time-series databases. authors: christos faloutsos , m. ranganathan , yannis manolopoulos. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: fast subsequence matching in time-series databases. authors: m. ranganathan , christos faloutsos , yannis manolopoulos. venue: sigmod conference. year: 1994", "productB": "title: fast subsequence matching in time-series databases. authors: christos faloutsos , m. ranganathan , yannis manolopoulos. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: document management as a database problem. authors: rudolf bayer. venue: vldb. year: 1995", "productB": "title: document management as a database problem. authors: rudolf bayer. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: document management as a database problem. authors: rudolf bayer. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: document management as a database problem. authors: rudolf bayer. venue: vldb. year: 1995", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: is web-site management a database problem ?. authors: daniela florescu , dan suciu , alon y. levy. venue: vldb. year: 1998", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: unisql 's next-generation object-relational database management system. authors: phil janus , albert d'andrea. venue: sigmod record. year: 1996", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: grid data management systems & services. authors: reagan moore , arun jagatheesan , paul watson , norman w. paton. venue: vldb. year: 2003", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: database systems management and oracle8. authors: c. gregory doherty. venue: sigmod conference. year: 1998", "productB": "title: database systems management and oracle8. authors: c. gregory doherty. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: querying structured text in an xml database. authors: h. v. jagadish , shurug al-khalifa , cong yu. venue: sigmod conference. year: 2003", "productB": "title: query rewriting for semistructured data. authors: yannis papakonstantinou , vasilis vassalos. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: query rewriting for semistructured data. authors: yannis papakonstantinou , vasilis vassalos. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: query rewriting for semistructured data. authors: yannis papakonstantinou , vasilis vassalos. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: xcerpt and visxcerpt : from pattern-based to visual querying of xml and semistructured data. authors: sacha berger , christoph wieser , sebastian schaffert , fran\u00e7ois bry. venue: vldb. year: 2003", "productB": "title: query rewriting for semistructured data. authors: yannis papakonstantinou , vasilis vassalos. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: querying structured text in an xml database. authors: h. v. jagadish , shurug al-khalifa , cong yu. venue: sigmod conference. year: 2003", "productB": "title: inferring structure in semistructured data. authors: svetlozer nestorov , serge abiteboul , rajeev motwani. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extracting structured data from web pages. authors: arvind arasu , hector garcia-molina. venue: sigmod conference. year: 2003", "productB": "title: inferring structure in semistructured data. authors: svetlozer nestorov , serge abiteboul , rajeev motwani. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a fast index for semistructured data. authors: brian cooper , g\u00edsli r. hjaltason , michael j. franklin , neal sample , moshe shadmon. venue: vldb. year: 2001", "productB": "title: inferring structure in semistructured data. authors: svetlozer nestorov , serge abiteboul , rajeev motwani. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: integrating dynamically-fetched external information into a dbms for semistructured data. authors: jennifer widom , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: inferring structure in semistructured data. authors: svetlozer nestorov , serge abiteboul , rajeev motwani. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extracting schema from semistructured data. authors: serge abiteboul , rajeev motwani , svetlozar nestorov. venue: sigmod conference. year: 1998", "productB": "title: inferring structure in semistructured data. authors: svetlozer nestorov , serge abiteboul , rajeev motwani. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: fibonacci : a programming language for object databases. authors: antonio albano , renzo orsini , giorgio ghelli. venue: vldb j.. year: 1995", "productB": "title: fibonacci : a programming language for object databases. authors: antonio albano , giorgio ghelli , renzo orsini. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": true}
{"productA": "title: fibonacci : a programming language for object databases. authors: antonio albano , renzo orsini , giorgio ghelli. venue: vldb j.. year: 1995", "productB": "title: applications of java programming language to database management. authors: bradley f. burton , victor w. marek. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: fibonacci : a programming language for object databases. authors: antonio albano , renzo orsini , giorgio ghelli. venue: vldb j.. year: 1995", "productB": "title: themis : a database programming language handling integrity constraints. authors: v é ronique benzaken , anne doucet. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: safe query languages for constraint databases. authors: peter z. revesz. venue: acm trans . database syst .. year: 1998", "productB": "title: themis : a database programming language handling integrity constraints. authors: v é ronique benzaken , anne doucet. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: sigmod conference. year: 1996", "productB": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: design and user testing of a multi-paradigm query interface to an object-oriented database. authors: dac khoa doan , alistair c. kilgour , norman w. paton. venue: sigmod record. year: 1995", "productB": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: storing and querying ordered xml using a relational database system. authors: kevin s. beyer , jayavel shanmugasundaram , chun zhang , igor tatarinov , stratis viglas , eugene j. shekita. venue: sigmod conference. year: 2002", "productB": "title: accessing a relational database through an object-oriented database interface. authors: jack a. orenstein , d. n. kamber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: unisql 's next-generation object-relational database management system. authors: albert d'andrea , phil janus. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: privacy-enhanced data management for next-generation e-commerce. authors: irini fundulaki , daniel f. lieuwen , bharat kumar , richard hull , chris clifton , arnaud sahuguet. venue: vldb. year: 2003", "productB": "title: unisql 's next-generation object-relational database management system. authors: albert d'andrea , phil janus. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: unisql 's next-generation object-relational database management system. authors: albert d'andrea , phil janus. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: vldb j.. year: 1998", "productB": "title: unisql 's next-generation object-relational database management system. authors: albert d'andrea , phil janus. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: unisql 's next-generation object-relational database management system. authors: phil janus , albert d'andrea. venue: sigmod record. year: 1996", "productB": "title: unisql 's next-generation object-relational database management system. authors: albert d'andrea , phil janus. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene shekita , rimon barr , michael carey , bruce lindsay , hamid pirahesh , berthold reinwald. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: efficient ir-style keyword search over relational databases. authors: yannis papakonstantinou , luis gravano , vagelis hristidis. venue: vldb. year: 2003", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene shekita , rimon barr , michael carey , bruce lindsay , hamid pirahesh , berthold reinwald. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: efficient schemes for managing multiversionxml documents. authors: shu-yao chien , carlo zaniolo , vassilis j. tsotras. venue: vldb j.. year: 2002", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene shekita , rimon barr , michael carey , bruce lindsay , hamid pirahesh , berthold reinwald. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: watermarking relational databases. authors: rakesh agrawal , jerry kiernan. venue: vldb. year: 2002", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene shekita , rimon barr , michael carey , bruce lindsay , hamid pirahesh , berthold reinwald. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: investigating xquery for querying across database object types. authors: nancy wiegand. venue: sigmod record. year: 2002", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: pesto : an integrated query/browser for object databases. authors: laura m. haas , michael j. carey , vivekananda maganty , john h. williams. venue: vldb. year: 1996", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: effective timestamping in databases. authors: christian s. jensen , kristian torp , richard t. snodgrass. venue: vldb j.. year: 2000", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: sentinel : an object-oriented dbms with event-based rules. authors: sharma chakravarthy. venue: sigmod conference. year: 1997", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: panel : querying networked databases. authors: divesh srivastava , nick koudas. venue: sigmod conference. year: 2003", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: jiawei han , beng chin ooi , hongjun lu , kian-lee tan. venue: vldb j.. year: 1996", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: integrating heterogenous overlapping databases through object-oriented transformations. authors: tore risch , vanja josifovski. venue: vldb. year: 1999", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: s. sudarshan , prasan roy , abraham silberschatz , s. seshadri , srinivas ashwin. venue: vldb. year: 1997", "productB": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: managing intervals efficiently in object-relational databases. authors: thomas seidl , marco p\u00f6tke , hans-peter kriegel. venue: vldb. year: 2000", "productB": "title: cost estimation of user-defined methods in object-relational database systems. authors: jihad boulos , kinji ono. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: cost estimation of user-defined methods in object-relational database systems. authors: jihad boulos , kinji ono. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: cost estimation of user-defined methods in object-relational database systems. authors: jihad boulos , kinji ono. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: cost estimation of user-defined methods in object-relational database systems. authors: jihad boulos , kinji ono. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: agflow : agent-based cross-enterprise workflow management system. authors: liangzhao zeng , boualem benatallah , phuong nguyen , anne h. h. ngu. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: acm multimedia '94 conference workshop on multimedia database management systems. authors: bruce berra , kingsley nwosu , bhavani thuraisingham. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: acm multimedia '94 conference workshop on multimedia database management systems. authors: bruce berra , kingsley nwosu , bhavani thuraisingham. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: a query language for a web-site management system. authors: mary fernandez , daniela florescu , alon levy , dan suciu. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: a query language for a web-site management system. authors: mary fernandez , daniela florescu , alon levy , dan suciu. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: xquery : a query language for xml. authors: donald d. chamberlin. venue: sigmod conference. year: 2003", "productB": "title: a query language for a web-site management system. authors: mary fernandez , daniela florescu , alon levy , dan suciu. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: the ecrc multi database system. authors: willem jonker , heribert sch ü tz. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: the ecrc multi database system. authors: willem jonker , heribert sch ü tz. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: the ecrc multi database system. authors: willem jonker , heribert sch ü tz. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: the ecrc multi database system. authors: willem jonker , heribert sch ü tz. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the oasis multidatabase prototype. authors: john murphy , mark roantree , wilhelm hasselbring. venue: sigmod record. year: 1999", "productB": "title: the ecrc multi database system. authors: willem jonker , heribert sch ü tz. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the ores temporal database management system. authors: babis theodoulidis , george karvelis , jayant chaudhary , aziz ait-braham , simon sou , george andrianopoulos. venue: sigmod conference. year: 1994", "productB": "title: the coral deductive system. authors: raghu ramakrishnan , divesh srivastava , s. sudarshan , praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the ecrc multi database system. authors: heribert sch\u00fctz , willem jonker. venue: sigmod conference. year: 1995", "productB": "title: the coral deductive system. authors: raghu ramakrishnan , divesh srivastava , s. sudarshan , praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the coral deductive system. authors: raghu ramakrishnan , s. sudarshan , divesh srivastava , praveen seshadri. venue: vldb j.. year: 1994", "productB": "title: the coral deductive system. authors: raghu ramakrishnan , divesh srivastava , s. sudarshan , praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": true}
{"productA": "title: the naos system. authors: christine collet , thierry coupaye. venue: sigmod conference. year: 1995", "productB": "title: the coral deductive system. authors: raghu ramakrishnan , divesh srivastava , s. sudarshan , praveen seshadri. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: privacy-enhanced data management for next-generation e-commerce. authors: irini fundulaki , daniel f. lieuwen , bharat kumar , richard hull , chris clifton , arnaud sahuguet. venue: vldb. year: 2003", "productB": "title: data management issues in electronic commerce. authors: m. tamer Ö zsu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: towards a theory of cost management for digital libraries and electronic commerce. authors: a. prasad sistla , robert h. sloan , yelena yesha , ouri wolfson. venue: acm trans . database syst .. year: 1998", "productB": "title: data management issues in electronic commerce. authors: m. tamer Ö zsu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: data management for pervasive computing. authors: mitch cherniack , stanley b. zdonik , michael j. franklin. venue: vldb. year: 2001", "productB": "title: data management issues in electronic commerce. authors: m. tamer Ö zsu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: mining the world wide web : an information search approach - book review. authors: aris m. ouksel. venue: sigmod record. year: 2002", "productB": "title: proxy-based acceleration of dynamically generated content on the world wide web : an approach and implementation. authors: anindya datta , kaushik dutta , helen thomas , debra vandermeer , suresha , krithi ramamritham. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: mining the world wide web : an information search approach - book review. authors: aris m. ouksel. venue: sigmod record. year: 2002", "productB": "title: the distributed information search component ( disco ) and the world wide web. authors: anthony tomasic , r é my amouroux , philippe bonnet , olga kapitskaia , hubert naacke , louiqa raschid. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: quality of service in multimedia digital libraries. authors: elisa bertino , ahmed k. elmagarmid , mohand-said hacid. venue: sigmod record. year: 2001", "productB": "title: contextualizing the information space in federated digital libraries. authors: m. p. papazoglou , j. hoppenbrouwers. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: optimization of queries with user-defined predicates. authors: kyuseok shim , surajit chaudhuri. venue: acm trans . database syst .. year: 1999", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: vldb. year: 1999", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: stream processing of xpath queries with predicates. authors: ashish kumar gupta , dan suciu. venue: sigmod conference. year: 2003", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: optimization of constrained frequent set queries with 2-variable constraints. authors: laks v. s. lakshmanan , alex pang , raymond t. ng , jiawei han. venue: sigmod conference. year: 1999", "productB": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: db2 query parallelism : staging and implementation. authors: yun wang. venue: vldb. year: 1995", "productB": "title: implementation and analysis of a parallel collection query language. authors: dan suciu. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: comparative analysis of five xml query languages. authors: angela bonifati , stefano ceri. venue: sigmod record. year: 2000", "productB": "title: implementation and analysis of a parallel collection query language. authors: dan suciu. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: implementation and analysis of a parallel collection query language. authors: dan suciu. venue: vldb. year: 1996", "productB": "title: implementation and analysis of a parallel collection query language. authors: dan suciu. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: an experimental system for object-based sharing in federated databases. authors: shahram ghandeharizadeh , doug fang. venue: vldb j.. year: 1996", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: a taxonomy for secure object-oriented databases. authors: sebastiaan h. von solms , martin s. olivier. venue: acm trans . database syst .. year: 1994", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": true}
{"productA": "title: exact : an extensible approach to active object-oriented databases. authors: arturo jaime , oscar d\u00edaz. venue: vldb j.. year: 1997", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: sideway value algebra for object-relational databases. authors: z. meral \u00f6zsoyoglu , gultekin \u00f6zsoyoglu , abdullah al-hamdani , \u00f6zg\u00fcr ulusoy , selma ayse \u00f6zel , ismail seng\u00f6r alting\u00f6vde. venue: vldb. year: 2002", "productB": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , gillian dobbie , tok wang ling. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: procedures in object-oriented query languages. authors: kazimierz subieta , yahiko kambayashi , jacek leszczylowski. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: observations on the odmg-93 proposal for an object-oriented database language. authors: won kim. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: observations on the odmg-93 proposal for an object-oriented database language. authors: won kim. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: observations on the odmg-93 proposal for an object-oriented database language. authors: won kim. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: jiawei han , zhaohui xie. venue: vldb. year: 1994", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: a database model for object dynamics. authors: mike p. papazoglou , bernd j. kr\u00e4mer. venue: vldb j.. year: 1997", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: an experimental system for object-based sharing in federated databases. authors: shahram ghandeharizadeh , doug fang. venue: vldb j.. year: 1996", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: a cost model for clustered object-oriented databases. authors: zhao-hui tang , jean-robert gruser , georges gardarin. venue: vldb. year: 1995", "productB": "title: a taxonomy for secure object-oriented databases. authors: martin s. olivier , sebastiaan h. von solms. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the persistent cache : improving oid indexing in temporal object-oriented database systems. authors: kjetil n\u00f8rv\u00e5g. venue: vldb. year: 1999", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: a cost model for clustered object-oriented databases. authors: zhao-hui tang , jean-robert gruser , georges gardarin. venue: vldb. year: 1995", "productB": "title: the trigs active object-oriented database system - an overview. authors: g. kappel , w. retschitzegger. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: an effective deductive object-oriented database through language integration. authors: m. howard williams , norman w. paton , andrew dinn , maria l. barja , alvaro a. a. fernandes. venue: vldb. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an efficient method for checking object-oriented database schema correctness. authors: michele missikoff , anna formica , hans dietmar gr\u00f6ger. venue: acm trans . database syst .. year: 1998", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: enhanced abstract data types in object-relational databases. authors: praveen seshadri. venue: vldb j.. year: 1998", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": true}
{"productA": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: jiawei han , zhaohui xie. venue: vldb. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: jurgen annevelink , tak w. yan. venue: vldb. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: a taxonomy for secure object-oriented databases. authors: sebastiaan h. von solms , martin s. olivier. venue: acm trans . database syst .. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: lambda-db : an odmg-based object-oriented dbms. authors: arvind rajendran , david maier , leonidas fegaras , chandrasekhar srinivasan. venue: sigmod conference. year: 2000", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: procedures in object-oriented query languages. authors: kazimierz subieta , jacek leszczylowski , yahiko kambayashi. venue: vldb. year: 1995", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the trigs active object-oriented database system - an overview. authors: gerti kappel , werner retschitzegger. venue: sigmod record. year: 1998", "productB": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: physical data independence , constraints , and optimization with universal plans. authors: alin deutsch , lucian popa , val tannen. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: physical data independence , constraints , and optimization with universal plans. authors: lucian popa , alin deutsch , val tannen. venue: vldb. year: 1999", "productB": "title: physical data independence , constraints , and optimization with universal plans. authors: alin deutsch , lucian popa , val tannen. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: optimizing queries with universal quantification in object-oriented and object-relational databases. authors: guido moerkotte , jens clau\u00dfen , klaus peithner , alfons kemper. venue: vldb. year: 1997", "productB": "title: optimizing multiple dimensional queries simultaneously in multidimensional databases. authors: weifa liang , maria e. orlowska , jeffrey x. yu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: fast high-dimensional data search in incomplete databases. authors: kian-lee tan , cheng hian goh , beng chin ooi. venue: vldb. year: 1998", "productB": "title: optimizing multiple dimensional queries simultaneously in multidimensional databases. authors: weifa liang , maria e. orlowska , jeffrey x. yu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: optimizing multi-feature queries for image databases. authors: ulrich g\u00fcntzer , werner kie\u00dfling , wolf-tilo balke. venue: vldb. year: 2000", "productB": "title: optimizing multiple dimensional queries simultaneously in multidimensional databases. authors: weifa liang , maria e. orlowska , jeffrey x. yu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: optimizing queries across diverse data sources. authors: edward l. wimmers , donald kossmann , jun yang , laura m. haas. venue: vldb. year: 1997", "productB": "title: optimizing multiple dimensional queries simultaneously in multidimensional databases. authors: weifa liang , maria e. orlowska , jeffrey x. yu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: extracting entity profiles from semistructured information spaces. authors: robert a. nado , scott b. huffman. venue: sigmod record. year: 1997", "productB": "title: extracting structured data from web pages. authors: arvind arasu , hector garcia-molina , stanford university. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: extracting structured data from web pages. authors: arvind arasu , hector garcia-molina , stanford university. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: type-safe relaxing of schema consistency rules for flexible modeling in oodbms. authors: marie-jo bellosta , eric amiel , eric simon , eric dujardin. venue: vldb j.. year: 1996", "productB": "title: supporting exceptions to schema consistency to ease schema evolution in oodbms. authors: eric amiel , marie-jo bellosta , eric dujardin , eric simon. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: french government activity in the conservation of data and electronic documents. authors: serge novaretti. venue: vldb. year: 2001", "productB": "title: french government activity in the conservation of data and electronic documents. authors: serge novaretti. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: on the computation of multidimensional aggregates. authors: sunita sarawagi , ashish gupta , rakesh agrawal , prasad deshpande , jeffrey f. naughton , sameet agarwal , raghu ramakrishnan. venue: vldb. year: 1996", "productB": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: efficient concurrency control in multidimensional access methods. authors: sharad mehrotra , kaushik chakrabarti. venue: sigmod conference. year: 1999", "productB": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: storage estimation for multidimensional aggregates in the presence of hierarchies. authors: jeffrey f. naughton , amit shukla , karthikeyan ramasamy , prasad deshpande. venue: vldb. year: 1996", "productB": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: an array-based algorithm for simultaneous multidimensional aggregates. authors: jeffrey f. naughton , yihong zhao , prasad deshpande. venue: sigmod conference. year: 1997", "productB": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: on the computation of multidimensional aggregates. authors: sunita sarawagi , ashish gupta , rakesh agrawal , prasad deshpande , jeffrey f. naughton , sameet agarwal , raghu ramakrishnan. venue: vldb. year: 1996", "productB": "title: on the computation of relational view complements. authors: jens lechtenb ö rger , gottfried vossen. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: on the computation of relational view complements. authors: jens lechtenb ö rger , gottfried vossen. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: on the computation of relational view complements. authors: gottfried vossen , jens lechtenb\u00f6rger. venue: acm trans . database syst .. year: 2003", "productB": "title: on the computation of relational view complements. authors: jens lechtenb ö rger , gottfried vossen. venue: acm transactions on database systems ( tods ). year: 2003", "same": true}
{"productA": "title: on completeness of historical relational query languages. authors: james clifford , albert croker , alexander tuzhilin. venue: acm trans . database syst .. year: 1994", "productB": "title: on the computation of relational view complements. authors: jens lechtenb ö rger , gottfried vossen. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: on the computation of multidimensional aggregates. authors: sunita sarawagi , ashish gupta , rakesh agrawal , prasad deshpande , jeffrey f. naughton , sameet agarwal , raghu ramakrishnan. venue: vldb. year: 1996", "productB": "title: storage estimation for multidimensional aggregates in the presence of hierarchies. authors: amit shukla , prasad deshpande , jeffrey f. naughton , karthikeyan ramasamy. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: storage estimation for multidimensional aggregates in the presence of hierarchies. authors: jeffrey f. naughton , amit shukla , karthikeyan ramasamy , prasad deshpande. venue: vldb. year: 1996", "productB": "title: storage estimation for multidimensional aggregates in the presence of hierarchies. authors: amit shukla , prasad deshpande , jeffrey f. naughton , karthikeyan ramasamy. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: an array-based algorithm for simultaneous multidimensional aggregates. authors: jeffrey f. naughton , yihong zhao , prasad deshpande. venue: sigmod conference. year: 1997", "productB": "title: storage estimation for multidimensional aggregates in the presence of hierarchies. authors: amit shukla , prasad deshpande , jeffrey f. naughton , karthikeyan ramasamy. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: on the computation of multidimensional aggregates. authors: sunita sarawagi , ashish gupta , rakesh agrawal , prasad deshpande , jeffrey f. naughton , sameet agarwal , raghu ramakrishnan. venue: vldb. year: 1996", "productB": "title: approximating multi-dimensional aggregate range queries over real attributes. authors: dimitrios gunopulos , george kollios , vassilis j. tsotras , carlotta domeniconi. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: progressive approximate aggregate queries with a multi-resolution tree structure. authors: iosif lazaridis , sharad mehrotra. venue: sigmod conference. year: 2001", "productB": "title: approximating multi-dimensional aggregate range queries over real attributes. authors: dimitrios gunopulos , george kollios , vassilis j. tsotras , carlotta domeniconi. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: processing complex aggregate queries over data streams. authors: alin dobra , johannes gehrke , rajeev rastogi , minos n. garofalakis. venue: sigmod conference. year: 2002", "productB": "title: approximating multi-dimensional aggregate range queries over real attributes. authors: dimitrios gunopulos , george kollios , vassilis j. tsotras , carlotta domeniconi. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: approximating aggregate queries about web pages via random walks. authors: jittat fakcharoenphol , steve chien , ziv bar-yossef , alexander berg , dror weitz. venue: vldb. year: 2000", "productB": "title: approximating multi-dimensional aggregate range queries over real attributes. authors: dimitrios gunopulos , george kollios , vassilis j. tsotras , carlotta domeniconi. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: on the computation of multidimensional aggregates. authors: sunita sarawagi , ashish gupta , rakesh agrawal , prasad deshpande , jeffrey f. naughton , sameet agarwal , raghu ramakrishnan. venue: vldb. year: 1996", "productB": "title: a foundation for multi-dimensional databases. authors: marc gyssens , laks v. s. lakshmanan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: mpeg-7 standard for multimedia databases. authors: john r. smith. venue: sigmod conference. year: 2001", "productB": "title: a foundation for multi-dimensional databases. authors: marc gyssens , laks v. s. lakshmanan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: t2 : a customizable parallel database for multi-dimensional data. authors: alan sussman , anurag acharya , joel h. saltz , chialin chang. venue: sigmod record. year: 1998", "productB": "title: a foundation for multi-dimensional databases. authors: marc gyssens , laks v. s. lakshmanan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: fast high-dimensional data search in incomplete databases. authors: kian-lee tan , cheng hian goh , beng chin ooi. venue: vldb. year: 1998", "productB": "title: a foundation for multi-dimensional databases. authors: marc gyssens , laks v. s. lakshmanan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: watermarking relational databases. authors: rakesh agrawal , jerry kiernan. venue: vldb. year: 2002", "productB": "title: a foundation for multi-dimensional databases. authors: marc gyssens , laks v. s. lakshmanan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: dynamic multi-resource load balancing in parallel database systems. authors: robert marek , erhard rahm. venue: vldb. year: 1995", "productB": "title: dynamic load balancing in hierarchical parallel database systems. authors: luc bouganim , daniela florescu , patrick valduriez. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: dynamic multi-resource load balancing in parallel database systems. authors: robert marek , erhard rahm. venue: vldb. year: 1995", "productB": "title: dynamic multi-resource load balancing in parallel database systems. authors: erhard rahm , robert marek. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: data placement in shared-nothing parallel database systems. authors: manish mehta , david j. dewitt. venue: vldb j.. year: 1997", "productB": "title: dynamic multi-resource load balancing in parallel database systems. authors: erhard rahm , robert marek. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: providing better support for a class of decision support queries. authors: antonio badia , dirk van gucht , sudhir rao. venue: sigmod conference. year: 1996", "productB": "title: sql query optimization : reordering for a general class of queries. authors: piyush goel , bala iyer. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: the onion technique : indexing for linear optimization queries. authors: chung-sheng li , vittorio castelli , lawrence d. bergman , john r. smith , yuan-chi chang , ming-ling lo. venue: sigmod conference. year: 2000", "productB": "title: sql query optimization : reordering for a general class of queries. authors: piyush goel , bala iyer. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: rate-based query optimization for streaming information sources. authors: jeffrey f. naughton , stratis viglas. venue: sigmod conference. year: 2002", "productB": "title: sql query optimization : reordering for a general class of queries. authors: piyush goel , bala iyer. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: providing better support for a class of decision support queries. authors: antonio badia , dirk van gucht , sudhir rao. venue: sigmod conference. year: 1996", "productB": "title: cost-based optimization of decision support queries using transient-views. authors: subbu n. subramanian , shivakumar venkataraman. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: providing better support for a class of decision support queries. authors: antonio badia , dirk van gucht , sudhir rao. venue: sigmod conference. year: 1996", "productB": "title: exploiting early sorting and early partitioning for decision support query processing. authors: j. claussen , a. kemper , d. kossmann , c. wiesner. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: evolving teradata decision support for massively parallel processing with unix. authors: carrie ballinger. venue: sigmod conference. year: 1994", "productB": "title: exploiting early sorting and early partitioning for decision support query processing. authors: j. claussen , a. kemper , d. kossmann , c. wiesner. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: standards in practice. authors: jim melton , andrew eisenberg. venue: sigmod record. year: 1998", "productB": "title: standards. authors: andrew eisenberg. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: optimization of dynamic query evaluation plans. authors: goetz graefe , richard l. cole. venue: sigmod conference. year: 1994", "productB": "title: dissemination of dynamic data. authors: pavan deolasee , amol katkar , ankur panchbudhe , krithi ramamritham , prashant shenoy. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: dissemination of dynamic data. authors: pavan deolasee , amol katkar , krithi ramamritham , ankur panchbudhe , prashant j. shenoy. venue: sigmod conference. year: 2001", "productB": "title: dissemination of dynamic data. authors: pavan deolasee , amol katkar , ankur panchbudhe , krithi ramamritham , prashant shenoy. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: optimization of dynamic query evaluation plans. authors: goetz graefe , richard l. cole. venue: sigmod conference. year: 1994", "productB": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: optimizing the secure evaluation of twig queries. authors: sihem amer-yahia , divesh srivastava , sungran cho , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: minimization of tree pattern queries. authors: sihem amer-yahia , divesh srivastava , laks v. s. lakshmanan , sungran cho. venue: sigmod conference. year: 2001", "productB": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: orthogonally persistent object systems. authors: malcolm p. atkinson , ronald morrison. venue: vldb j.. year: 1995", "productB": "title: an orthogonally persistent java. authors: m. p. atkinson , l. dayn è s , m. j. jordan , t. printezis , s. spence. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: what is the nearest neighbor in high dimensional spaces ?. authors: charu c. aggarwal , alexander hinneburg , daniel a. keim. venue: vldb. year: 2000", "productB": "title: what is the nearest neighbor in high dimensional spaces ?. authors: alexander hinneburg , charu c. aggarwal , daniel a. keim. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: a cost model for query processing in high dimensional data spaces. authors: christian b\u00f6hm. venue: acm trans . database syst .. year: 2000", "productB": "title: what is the nearest neighbor in high dimensional spaces ?. authors: alexander hinneburg , charu c. aggarwal , daniel a. keim. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: what is the nearest neighbor in high dimensional spaces ?. authors: charu c. aggarwal , alexander hinneburg , daniel a. keim. venue: vldb. year: 2000", "productB": "title: finding generalized projected clusters in high dimensional spaces. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: finding generalized projected clusters in high dimensional spaces. authors: charu c. aggarwal , philip s. yu. venue: sigmod conference. year: 2000", "productB": "title: finding generalized projected clusters in high dimensional spaces. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: reminiscences on influential papers. authors: jan van den bussche , surajit chaudhuri , moshe y. vardi , kenneth a. ross , g\u00f6sta grahne , h. v. jagadish. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jun rao , kenneth a. ross , johannes gehrke. venue: sigmod record. year: 2003", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: daniel j. rosenkrantz , nick koudas , dan suciu , peter scheuermann , rajeev rastogi , jiawei han , kenneth a. ross. venue: sigmod record. year: 2001", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: per-\u00e5ke larson , luis gravano , stefano ceri , leonid libkin , tova milo , kenneth a. ross. venue: sigmod record. year: 2001", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: kenneth a. ross , beng chin ooi , frank neven. venue: sigmod record. year: 2003", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences an influential papers. authors: jeffrey f. naughton , minos n. garofalakis , kenneth a. ross. venue: sigmod record. year: 2003", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: s. sudarshan , charu c. aggarwal , mihalis yannakakis , alfons kemper , kenneth a. ross , sunita sarawagi. venue: sigmod record. year: 2000", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: hector garcia-molina , patricia g. selinger , tomasz imielinski , david maier , jeffrey d. ullman , richard t. snodgrass. venue: sigmod record. year: 1998", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jan van den bussche , surajit chaudhuri , moshe y. vardi , kenneth a. ross , g\u00f6sta grahne , h. v. jagadish. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross , theodore johnson , richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jan van den bussche , surajit chaudhuri , moshe y. vardi , kenneth a. ross , g\u00f6sta grahne , h. v. jagadish. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: richard snodgrass. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: reminiscences on influential papers. authors: daniel j. rosenkrantz , nick koudas , dan suciu , peter scheuermann , rajeev rastogi , jiawei han , kenneth a. ross. venue: sigmod record. year: 2001", "productB": "title: reminiscences on influential papers. authors: richard snodgrass. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jan van den bussche , surajit chaudhuri , moshe y. vardi , kenneth a. ross , g\u00f6sta grahne , h. v. jagadish. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: richard t. snodgrass. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: theodore johnson , amr el abbadi , richard t. snodgrass , kenneth a. ross. venue: sigmod record. year: 2002", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: s. sudarshan , charu c. aggarwal , mihalis yannakakis , alfons kemper , kenneth a. ross , sunita sarawagi. venue: sigmod record. year: 2000", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: gerhard weikum , alon y. levy , divesh srivastava , eric simon , patrick e. o'neil , victor vianu , kenneth a. ross , christos faloutsos. venue: sigmod record. year: 2000", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on ngits ' 99 : the 4th international workshop on next generation information technologies and systems. authors: opher etzion. venue: sigmod record. year: 1999", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: philip s. yu , kun-lung wu. venue: sigmod record. year: 2000", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on the nsf workshop on building an infrastructure for mobile and wireless systems. authors: ouri wolfson , s. a. m. makki , kia makki , charles e. perkins , birgitta k\u00f6nig-ries , peter l. reiher , niki pissinou , peter scheuermann , jari veijalainen. venue: sigmod record. year: 2002", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: research and practice in federated information systems , report of the efis ' 2000 international workshop. authors: ralf-detlef kutsche , geert-jan houben , mark roantree , bodo rieger , wilhelm hasselbring , kazimierz subieta , willem-jan van den heuvel. venue: sigmod record. year: 2000", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on the first international workshop an efficient web-based information systems. authors: omar boucelma , zo\u00e9 lacroix. venue: sigmod record. year: 2003", "productB": "title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: vldb. year: 1998", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on the first international conference on ontologies , databases and applications of semantics. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: a database system for real-time event aggregation in telecommunication. authors: henry f. korth , jerry baulier , abraham silberschatz , stephen blott. venue: vldb. year: 1998", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: advances in real-time database systems research. authors: azer bestavros. venue: sigmod record. year: 1996", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on the fourth international conference on flexible query answering systems. authors: gabriella pasi , amihai motro , patrick bosc. venue: sigmod record. year: 2001", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on the first international workshop an efficient web-based information systems. authors: omar boucelma , zo\u00e9 lacroix. venue: sigmod record. year: 2003", "productB": "title: report on first international workshop on real-time database systems. authors: azer bestavros , kwei-jay lin , sang son. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: deeds towards a distributed and active real-time database system. authors: joakim eriksson , jonas mellin , sten andler , mikael berndtsson , bengt eftring , j\u00f6rgen hansson. venue: sigmod record. year: 1996", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: a database system for real-time event aggregation in telecommunication. authors: henry f. korth , jerry baulier , abraham silberschatz , stephen blott. venue: vldb. year: 1998", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: an annotated bibliography on real-time database systems. authors: \u00f6zg\u00fcr ulusoy. venue: sigmod record. year: 1995", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: applying update streams in a soft real-time database system. authors: brad adelberg , hector garcia-molina , ben kao. venue: sigmod conference. year: 1995", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , jayant r. haritsa , s. seshadri , v. srinivasan. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: vldb. year: 1998", "productB": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , jayant r. haritsa , s. seshadri , v. srinivasan. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: concurrency control in hierarchical multidatabase systems. authors: henry f. korth , abraham silberschatz , sharad mehrotra. venue: vldb j.. year: 1997", "productB": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , jayant r. haritsa , s. seshadri , v. srinivasan. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , jayant r. haritsa , s. seshadri , v. srinivasan. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , s. seshadri , v. srinivasan , jayant r. haritsa. venue: vldb. year: 1995", "productB": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , jayant r. haritsa , s. seshadri , v. srinivasan. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: a database system for real-time event aggregation in telecommunication. authors: henry f. korth , jerry baulier , abraham silberschatz , stephen blott. venue: vldb. year: 1998", "productB": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: report on the 5th international workshop on the design and management of data warehouses ( dmdw ' 03 ). authors: hans j. lenz , panos vassiliadis , manfred jeusfeld , martin staudt. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: report on the 8th international workshop on knowledge representation meets databases ( krdb ). authors: dan suciu , maurizio lenzerini , daniele nardi , werner nutt. venue: sigmod record. year: 2001", "productB": "title: report on the 5th international workshop on the design and management of data warehouses ( dmdw ' 03 ). authors: hans j. lenz , panos vassiliadis , manfred jeusfeld , martin staudt. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: krdb ' 98 : the 5th international workshop on knowledge representation meets databases. authors: alexander borgida , martin staudt , vinay k. chaudhri. venue: sigmod record. year: 1998", "productB": "title: report on the 5th international workshop on the design and management of data warehouses ( dmdw ' 03 ). authors: hans j. lenz , panos vassiliadis , manfred jeusfeld , martin staudt. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: report on first international workshop on real-time database systems. authors: sang hyuk son , kwei-jay lin , azer bestavros. venue: sigmod record. year: 1996", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: the ecrc multi database system. authors: heribert sch\u00fctz , willem jonker. venue: sigmod conference. year: 1995", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: materialized views selection in a multidimensional database. authors: ernest teniente , elena baralis , stefano paraboschi. venue: vldb. year: 1997", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: on the costs of multilingualism in database systems. authors: a. kumaran , jayant r. haritsa. venue: vldb. year: 2003", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: ensuring relaxed atomicity for flexible transactions in multidatabase systems. authors: bharat k. bhargava , aidong zhang , marian h. nodine , omran a. bukhres. venue: sigmod conference. year: 1994", "productB": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: analysis of n-dimensional quadtrees using the hausdorff fractal dimension. authors: christos faloutsos , volker gaede. venue: vldb. year: 1996", "productB": "title: analysis of n-dimensional quadtrees using the hausdorff fractal dimension. authors: christos faloutsos , volker gaede. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: data mining with optimized two-dimensional association rules. authors: takeshi tokuyama , yasuhiko morimoto , shinichi morishita , takeshi fukuda. venue: acm trans . database syst .. year: 2001", "productB": "title: integrating association rule mining with relational database systems : alternatives and implications. authors: sunita sarawagi , shiby thomas , rakesh agrawal. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: sampling large databases for association rules. authors: hannu toivonen. venue: vldb. year: 1996", "productB": "title: integrating association rule mining with relational database systems : alternatives and implications. authors: sunita sarawagi , shiby thomas , rakesh agrawal. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: solving satisfiability and implication problems in database systems. authors: sha guo , mark allen weiss , wei sun. venue: acm trans . database syst .. year: 1996", "productB": "title: integrating association rule mining with relational database systems : alternatives and implications. authors: sunita sarawagi , shiby thomas , rakesh agrawal. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: data mining with optimized two-dimensional association rules. authors: takeshi tokuyama , yasuhiko morimoto , shinichi morishita , takeshi fukuda. venue: acm trans . database syst .. year: 2001", "productB": "title: exploratory mining and pruning optimizations of constrained associations rules. authors: raymond t. ng , laks v. s. lakshmanan , jiawei han , alex pang. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: communication efficient distributed mining of association rules. authors: ran wolff , assaf schuster. venue: sigmod conference. year: 2001", "productB": "title: exploratory mining and pruning optimizations of constrained associations rules. authors: raymond t. ng , laks v. s. lakshmanan , jiawei han , alex pang. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: data mining with optimized two-dimensional association rules. authors: takeshi tokuyama , yasuhiko morimoto , shinichi morishita , takeshi fukuda. venue: acm trans . database syst .. year: 2001", "productB": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , shinichi morishita , takeshi tokuyama. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , takeshi tokuyama , shinichi morishita. venue: vldb. year: 1996", "productB": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , shinichi morishita , takeshi tokuyama. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: sonar : system for optimized numeric associationrules. authors: takeshi tokuyama , takeshi fukuda , yasuhiko morimoto , shinichi morishita. venue: sigmod conference. year: 1996", "productB": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , shinichi morishita , takeshi tokuyama. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , h. v. jagadish , william d. roome. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , h. v. jagadish , william d. roome. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: opt + + : an object-oriented implementation for extensible database query optimization. authors: david j. dewitt , navin kabra. venue: vldb j.. year: 1999", "productB": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , h. v. jagadish , william d. roome. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: semcog : an object-based image retrieval system and its visual query interface. authors: k. sel\u00e7uk candan , wen-syan li , kyoji hirata , yoshinori hara. venue: sigmod conference. year: 1997", "productB": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , h. v. jagadish , william d. roome. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: infoharness : a system for search and retrieval of heterogeneous information. authors: amit p. sheth , vipul kashyap , satish thatte , leon a. shklar. venue: sigmod conference. year: 1995", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: semantic integration of semistructured and structured data sources. authors: sonia bergamaschi , maurizio vincini , silvana castano. venue: sigmod record. year: 1999", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: graphical interaction with heterogeneous databases. authors: tiziana catarci , john cardiff , giuseppe santucci. venue: vldb j.. year: 1997", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: semantic access : semantic interface for querying databases. authors: naphtali rishe , rukshan athauda , artyom shaposhnikov , jun yuan , dmitry vasilevsky , xiaoling lu , xiaobin ma , shu-ching chen , alexander vaschillo. venue: vldb. year: 2000", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: geominer : a system prototype for spatial data mining. authors: jiawei han , nebojsa stefanovic , krzysztof koperski. venue: sigmod conference. year: 1997", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: champagne : data change propagation for heterogeneous information systems. authors: holger meinecke , uwe heinkel , ralf rantzau , carmen constantinescu. venue: vldb. year: 2002", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: semantic heterogeneity resolution in federated databases by metadata implantation and stepwise evolution. authors: dennis mcleod , goksel aslan. venue: vldb j.. year: 1999", "productB": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: calibrating the query optimizer cost model of iro-db , an object-oriented federated database system. authors: georges gardarin , fei sha , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: calibrating the query optimizer cost model of iro-db , an object-oriented federated database system. authors: georges gardarin , fei sha , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the trigs active object-oriented database system - an overview. authors: gerti kappel , werner retschitzegger. venue: sigmod record. year: 1998", "productB": "title: calibrating the query optimizer cost model of iro-db , an object-oriented federated database system. authors: georges gardarin , fei sha , zhao-hui tang. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003", "productB": "title: query optimization in compressed database systems. authors: zhiyuan chen , johannes gehrke , flip korn. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: foundations of preferences in database systems. authors: werner kie\u00dfling. venue: vldb. year: 2002", "productB": "title: query optimization in compressed database systems. authors: zhiyuan chen , johannes gehrke , flip korn. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: research issues for data communication in mobile ad-hoc network database systems. authors: leslie d. fife , le gruenwald. venue: sigmod record. year: 2003", "productB": "title: query optimization in compressed database systems. authors: zhiyuan chen , johannes gehrke , flip korn. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the database research group at eth zurich. authors: hans-j\u00f6rg schek , moira c. norrie , gerhard weikum , stephen blott. venue: sigmod record. year: 1994", "productB": "title: the jungle database search engine. authors: michael b ö hlen , linas bukauskas , curtis dyreson. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: sigmod record. year: 2003", "productB": "title: the jungle database search engine. authors: michael b ö hlen , linas bukauskas , curtis dyreson. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the microsoft database research group. authors: roger s. barga , david b. lomet , per-\u00e5ke larson , surajit chaudhuri , vivek r. narasayya. venue: sigmod record. year: 1998", "productB": "title: the jungle database search engine. authors: michael b ö hlen , linas bukauskas , curtis dyreson. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the database research group at eth zurich. authors: hans-j\u00f6rg schek , moira c. norrie , gerhard weikum , stephen blott. venue: sigmod record. year: 1994", "productB": "title: the database group at university of hagen. authors: gunter schlageter , thomas berkel , eberhard heuel , silke mittrach , andreas scherer , wolfgang wilkes. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: sigmod record. year: 1997", "productB": "title: the database group at university of hagen. authors: gunter schlageter , thomas berkel , eberhard heuel , silke mittrach , andreas scherer , wolfgang wilkes. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: sigmod record. year: 2003", "productB": "title: the database group at university of hagen. authors: gunter schlageter , thomas berkel , eberhard heuel , silke mittrach , andreas scherer , wolfgang wilkes. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: the database group at university of hagen. authors: gunter schlageter , thomas berkel , eberhard heuel , silke mittrach , andreas scherer , wolfgang wilkes. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: the database research group at eth zurich. authors: hans-j\u00f6rg schek , moira c. norrie , gerhard weikum , stephen blott. venue: sigmod record. year: 1994", "productB": "title: predator : a resource for database research. authors: praveen seshadri. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1999", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: a tsql2 tutorial. authors: james clifford , ramez elmasri , michael d. soo , wolfgang k\u00e4fer , nick kline , arie segev , suryanarayana m. sripada , fabio grandi , john f. roddick , richard t. snodgrass , christian s. jensen , nikos a. lorentzos , ilsoo ahn , gad ariav , don s. batory , t. y. cliff leung , curtis e. dyreson , krishna g. kulkarni. venue: sigmod record. year: 1994", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: jennifer widom. venue: sigmod record. year: 1995", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2002", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: guest editorial. authors: kyu-young whang , gunter schlageter , amr el abbadi. venue: vldb j.. year: 2001", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2002", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2003", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2001", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1999", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1998", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: mv3r-tree : a spatio-temporal access method for timestamp and interval queries. authors: dimitris papadias , yufei tao. venue: vldb. year: 2001", "productB": "title: the bt-tree : a branched and temporal access method. authors: linan jiang , betty salzberg , david b. lomet , manuel barrena garc í a. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: introduction ( special issue on multimedia databases ). authors: m. tamer \u00f6zsu , stavros christodoulakis. venue: vldb j.. year: 1998", "productB": "title: indexing multimedia databases. authors: christos faloutsos. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: mpeg-7 standard for multimedia databases. authors: john r. smith. venue: sigmod conference. year: 2001", "productB": "title: indexing multimedia databases. authors: christos faloutsos. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: indexing multimedia databases ( tutorial ). authors: christos faloutsos. venue: sigmod conference. year: 1995", "productB": "title: indexing multimedia databases. authors: christos faloutsos. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: petabyte databases. authors: dirk d\u00fcllmann. venue: sigmod conference. year: 1999", "productB": "title: indexing multimedia databases. authors: christos faloutsos. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: supporting efficient multimedia database exploration. authors: k. sel\u00e7uk candan , yoshinori hara , kyoji hirata , wen-syan li. venue: vldb j.. year: 2001", "productB": "title: indexing multimedia databases. authors: christos faloutsos. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: guest editorial. authors: malcolm p. atkinson. venue: vldb j.. year: 2000", "productB": "title: guest editorial. authors: matthias jarke. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: vldb j.. year: 2003", "productB": "title: guest editorial. authors: matthias jarke. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: guest editorial. authors: matthias jarke. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: guest editorial. authors: malcolm p. atkinson. venue: vldb j.. year: 2000", "productB": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: guest editorial. authors: kyu-young whang , gunter schlageter , amr el abbadi. venue: vldb j.. year: 2001", "productB": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: guest editorial. authors: yannis e. ioannidis , raghu ramakrishnan , philip a. bernstein. venue: vldb j.. year: 2003", "productB": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: guest editorial. authors: malcolm p. atkinson. venue: vldb j.. year: 2000", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: arie segev. venue: sigmod record. year: 1994", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editorial. authors: peter m. g. apers , stefano ceri , richard t. snodgrass. venue: vldb j.. year: 2002", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": true}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 2000", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1998", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1997", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: jennifer widom. venue: sigmod record. year: 1995", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 2000", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2001", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editor 's notes. authors: arie segev. venue: sigmod record. year: 1994", "productB": "title: editorial. authors: peter apers , stefano ceri , richard snodgrass. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: xmas : an extensible main-memory storage system for high-performance applications. authors: ki hong kim , yong sik kwon , sang kyun cha , jang ho park , byoung dae park , sangho lee. venue: sigmod conference. year: 1998", "productB": "title: datablitz : a high performance main-memory storage manager. authors: jerry baulier , philip bohannon , s. gogate , s. joshi , c. gupta , a. khivesera , henry f. korth , peter mcilroy , j. miller , p. p. s. narayan , m. nemeth , rajeev rastogi , abraham silberschatz , s. sudarshan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: dal\u00ed : a high performance main memory storage manager. authors: s. sudarshan , h. v. jagadish , rajeev rastogi , abraham silberschatz , daniel f. lieuwen. venue: vldb. year: 1994", "productB": "title: datablitz : a high performance main-memory storage manager. authors: jerry baulier , philip bohannon , s. gogate , s. joshi , c. gupta , a. khivesera , henry f. korth , peter mcilroy , j. miller , p. p. s. narayan , m. nemeth , rajeev rastogi , abraham silberschatz , s. sudarshan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: xmas : an extensible main-memory storage system for high-performance applications. authors: ki hong kim , yong sik kwon , sang kyun cha , jang ho park , byoung dae park , sangho lee. venue: sigmod conference. year: 1998", "productB": "title: high-performance extensible indexing. authors: marcel kornacker. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: high-performance extensible indexing. authors: marcel kornacker. venue: vldb. year: 1999", "productB": "title: high-performance extensible indexing. authors: marcel kornacker. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: datablitz : a high performance main-memory storage manager. authors: p. p. s. narayan , s. joshi , m. nemeth , abraham silberschatz , henry f. korth , a. khivesera , jerry baulier , s. sudarshan , philip bohannon , peter mcilroy , j. miller , s. gogate , rajeev rastogi , c. gupta. venue: vldb. year: 1998", "productB": "title: datablitz storage manager : main-memory database performance for critical applications. authors: j. baulier , p. bohannon , s. gogate , c. gupta , s. haldar. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: datablitz : a high performance main-memory storage manager. authors: p. p. s. narayan , s. joshi , m. nemeth , abraham silberschatz , henry f. korth , a. khivesera , jerry baulier , s. sudarshan , philip bohannon , peter mcilroy , j. miller , s. gogate , rajeev rastogi , c. gupta. venue: vldb. year: 1998", "productB": "title: quickstore : a high performance mapped object store. authors: seth j. white , david j. dewitt. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: static detection of security flaws in object-oriented databases. authors: keishi tajima. venue: sigmod conference. year: 1996", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: statistical synopses for graph-structured xml databases. authors: minos n. garofalakis , neoklis polyzotis. venue: sigmod conference. year: 2002", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: jurgen annevelink , tak w. yan. venue: vldb. year: 1994", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: an experimental system for object-based sharing in federated databases. authors: shahram ghandeharizadeh , doug fang. venue: vldb j.. year: 1996", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: procedures in object-oriented query languages. authors: kazimierz subieta , jacek leszczylowski , yahiko kambayashi. venue: vldb. year: 1995", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: cost-driven vertical class partitioning for methods in object oriented databases. authors: qing li , chi-wai fung , kamalakar karlapalem. venue: vldb j.. year: 2003", "productB": "title: structures for manipulating proposed updates in object-oriented databases. authors: michael doherty , richard hull , mohammed rupawalla. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: query unnesting in object-oriented databases. authors: leonidas fegaras. venue: sigmod conference. year: 1998", "productB": "title: sentinel : an object-oriented dbms with event-based rules. authors: s. chakravarthy. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: odmg-93 : a standard for object-oriented dbmss. authors: r. g. g. cattell. venue: sigmod conference. year: 1994", "productB": "title: sentinel : an object-oriented dbms with event-based rules. authors: s. chakravarthy. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: improving database design through the analysis of relationships. authors: veda c. storey , terence m. barron , debabrata dey. venue: acm trans . database syst .. year: 1999", "productB": "title: database design for incomplete relations. authors: mark levene , george loizou. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: obtaining complete answers from incomplete databases. authors: alon y. levy. venue: vldb. year: 1996", "productB": "title: database design for incomplete relations. authors: mark levene , george loizou. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: improving database design through the analysis of relationships. authors: veda c. storey , terence m. barron , debabrata dey. venue: acm trans . database syst .. year: 1999", "productB": "title: analysis of locking behavior in three real database systems. authors: vigyan singhal , alan jay smith. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: analysis of locking behavior in three real database systems. authors: alan jay smith , vigyan singhal. venue: vldb j.. year: 1997", "productB": "title: analysis of locking behavior in three real database systems. authors: vigyan singhal , alan jay smith. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": true}
{"productA": "title: an algebraic approach to rule analysis in expert database systems. authors: jennifer widom , elena baralis. venue: vldb. year: 1994", "productB": "title: analysis of locking behavior in three real database systems. authors: vigyan singhal , alan jay smith. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: improving timeliness in real-time secure database systems. authors: sang hyuk son , rasikan david , bhavani m. thuraisingham. venue: sigmod record. year: 1996", "productB": "title: analysis of locking behavior in three real database systems. authors: vigyan singhal , alan jay smith. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: database systems - breaking out of the box. authors: abraham silberschatz , stanley b. zdonik. venue: sigmod record. year: 1997", "productB": "title: analysis of locking behavior in three real database systems. authors: vigyan singhal , alan jay smith. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: rondo : a programming platform for generic model management. authors: philip a. bernstein , erhard rahm , sergey melnik. venue: sigmod conference. year: 2003", "productB": "title: rondo : a programming platform for generic model management. authors: sergey melnik , erhard rahm , philip a. bernstein. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: lore : a lightweight object repository for semistructured data. authors: janet l. wiener , jason mchugh , serge abiteboul , qingshan luo , anand rajaraman , dallan quass , jeffrey d. ullman , roy goldman , hugo rivero , jennifer widom , svetlozar nestorov , kevin haas. venue: sigmod conference. year: 1996", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: the araneus web-base management system. authors: giansalvatore mecca , paolo merialdo , alessandro masci , paolo atzeni , giuseppe sindoni. venue: sigmod conference. year: 1998", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: foreword : management of semistructured data. authors: dan suciu. venue: sigmod record. year: 1997", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a fast index for semistructured data. authors: brian cooper , g\u00edsli r. hjaltason , michael j. franklin , neal sample , moshe shadmon. venue: vldb. year: 2001", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: strudel : a web-site management system. authors: alon y. levy , mary f. fernandez , jaewoo kang , daniela florescu , dan suciu. venue: sigmod conference. year: 1997", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: aurora : a data stream management system. authors: nesime tatbul , daniel j. abadi , c. erwin , anurag maskey , mitch cherniack , alex rasin , christian convey , a. singer , eduardo f. galvez , r. yan , ugur \u00e7etintemel , ying xing , stanley b. zdonik , michael stonebraker , donald carney , m. hatoun. venue: sigmod conference. year: 2003", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: paradise : a database system for gis applications. authors: paradise team. venue: sigmod conference. year: 1995", "productB": "title: lore : a database management system for semistructured data. authors: jason mchugh , serge abiteboul , roy goldman , dallas quass , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: progressive approximate aggregate queries with a multi-resolution tree structure. authors: iosif lazaridis , sharad mehrotra. venue: sigmod conference. year: 2001", "productB": "title: progressive approximate aggregate queries with a multi-resolution tree structure. authors: iosif lazaridis , sharad mehrotra. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: progressive evaluation of nested aggregate queries. authors: cheng hian goh , beng chin ooi , kian-lee tan. venue: vldb j.. year: 2000", "productB": "title: progressive approximate aggregate queries with a multi-resolution tree structure. authors: iosif lazaridis , sharad mehrotra. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: realm-based spatial data types : the rose algebra. authors: markus schneider , ralf hartmut g\u00fcting. venue: vldb j.. year: 1995", "productB": "title: realm-based spatial data types : the rose algebra. authors: ralf hartmut g ü ting , markus schneider. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": true}
{"productA": "title: supervised wrapper generation with lixto. authors: sergio flesca , robert baumgartner , georg gottlob. venue: vldb. year: 2001", "productB": "title: an xjml-based wrapper generator for web information extraction. authors: ling liu , wei han , david buttler , calton pu , wei tang. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: automation in information extraction and data integration. authors: sunita sarawagi. venue: vldb. year: 2002", "productB": "title: an xjml-based wrapper generator for web information extraction. authors: ling liu , wei han , david buttler , calton pu , wei tang. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: supervised wrapper generation with lixto. authors: sergio flesca , robert baumgartner , georg gottlob. venue: vldb. year: 2001", "productB": "title: supervised wrapper generation with lixto. authors: robert baumgartner , sergio flesca , georg gottlob. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: an xml-based wrapper generator for web information extraction. authors: david buttler , wei tang , calton pu , wei han , ling liu. venue: sigmod conference. year: 1999", "productB": "title: supervised wrapper generation with lixto. authors: robert baumgartner , sergio flesca , georg gottlob. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: visual web information extraction with lixto. authors: georg gottlob , robert baumgartner , sergio flesca. venue: vldb. year: 2001", "productB": "title: supervised wrapper generation with lixto. authors: robert baumgartner , sergio flesca , georg gottlob. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: image mining in iris : integrated retinal information system. authors: kheng guan goh , wynne hsu , mong-li lee. venue: sigmod conference. year: 2000", "productB": "title: supply chain infrastructures : system integration and information sharing. authors: michael o. ball , meng ma , louiqa raschid , zhengying zhao. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: automation in information extraction and data integration. authors: sunita sarawagi. venue: vldb. year: 2002", "productB": "title: supply chain infrastructures : system integration and information sharing. authors: michael o. ball , meng ma , louiqa raschid , zhengying zhao. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: information integration and xml in ibm 's db2. authors: patricia g. selinger. venue: vldb. year: 2002", "productB": "title: supply chain infrastructures : system integration and information sharing. authors: michael o. ball , meng ma , louiqa raschid , zhengying zhao. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: image mining in iris : integrated retinal information system. authors: kheng guan goh , wynne hsu , mong-li lee. venue: sigmod conference. year: 2000", "productB": "title: engineering federated information systems : report of eefis '99 workshop. authors: s. conrad , w. hasselbring , u. hohenstein , r.-d . kutsche , m. roantree , g. saake , f. saltor. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: report on ngits ' 99 : the 4th international workshop on next generation information technologies and systems. authors: opher etzion. venue: sigmod record. year: 1999", "productB": "title: engineering federated information systems : report of eefis '99 workshop. authors: s. conrad , w. hasselbring , u. hohenstein , r.-d . kutsche , m. roantree , g. saake , f. saltor. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: philip s. yu , kun-lung wu. venue: sigmod record. year: 2000", "productB": "title: engineering federated information systems : report of eefis '99 workshop. authors: s. conrad , w. hasselbring , u. hohenstein , r.-d . kutsche , m. roantree , g. saake , f. saltor. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: image mining in iris : integrated retinal information system. authors: kheng guan goh , wynne hsu , mong-li lee. venue: sigmod conference. year: 2000", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: sigmod record. year: 2003", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , dean kuo , kerry l. taylor. venue: sigmod record. year: 1997", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: quality-driven integration of heterogenous information systems. authors: johann christoph freytag , felix naumann , ulf leser. venue: vldb. year: 1999", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: staggered striping in multimedia information systems. authors: steven berson , richard r. muntz , shahram ghandeharizadeh , xiangyu ju. venue: sigmod conference. year: 1994", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: information systems research at rwth aachen. authors: matthias jarke. venue: sigmod record. year: 1995", "productB": "title: environmental information systems. authors: oliver g ü nther. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: image mining in iris : integrated retinal information system. authors: kheng guan goh , wynne hsu , mong-li lee. venue: sigmod conference. year: 2000", "productB": "title: sit-in : a real-life spatio-temporal information system. authors: giuseppe sindoni , leonardo tininini , amedea ambrosetti , cristina bedeschi , stefano de francisci , orietta gargano , rossella molinaro , mario paolucci , paola patteri , pina ticca. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: sit-in : a real-life spatio-temporal information system. authors: stefano de francisci , rossella molinaro , orietta gargano , mario paolucci , leonardo tininini , giuseppe sindoni , paola patteri , amedea ambrosetti , pina ticca , cristina bedeschi. venue: vldb. year: 2001", "productB": "title: sit-in : a real-life spatio-temporal information system. authors: giuseppe sindoni , leonardo tininini , amedea ambrosetti , cristina bedeschi , stefano de francisci , orietta gargano , rossella molinaro , mario paolucci , paola patteri , pina ticca. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: nsf workshop on industrial/academic cooperation in database systems. authors: mike carey , len seligman. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: dynamic maintenance of data distribution for selectivity estimation. authors: kyu-young whang , gio wiederhold , sang-wook kim. venue: vldb j.. year: 1994", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: materialized views selection in a multidimensional database. authors: ernest teniente , elena baralis , stefano paraboschi. venue: vldb. year: 1997", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: vldb. year: 1998", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: improved histograms for selectivity estimation of range predicates. authors: eugene j. shekita , viswanath poosala , yannis e. ioannidis , peter j. haas. venue: sigmod conference. year: 1996", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: on-line reorganization in object databases. authors: s. sudarshan , rajeev rastogi , s. seshadri , mohana krishna lakhamraju. venue: sigmod conference. year: 2000", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: automated selection of materialized views and indexes in sql databases. authors: surajit chaudhuri , sanjay agrawal , vivek r. narasayya. venue: vldb. year: 2000", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: selectivity estimation using probabilistic models. authors: daphne koller , lise getoor , benjamin taskar. venue: sigmod conference. year: 2001", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: tail recursion elimination in deductive databases. authors: kenneth a. ross. venue: acm trans . database syst .. year: 1996", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: estimating the selectivity of spatial queries using the ` correlation ' fractal dimension. authors: christos faloutsos , alberto belussi. venue: vldb. year: 1995", "productB": "title: selectivity estimation in spatial databases. authors: swarup acharya , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: an experimental system for object-based sharing in federated databases. authors: shahram ghandeharizadeh , doug fang. venue: vldb j.. year: 1996", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: banks : browsing and keyword searching in relational databases. authors: arvind hulgeri , gaurav bhalotia , soumen chakrabarti , parag , s. sudarshan , charuta nakhe , b. aditya. venue: vldb. year: 2002", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: sigmod conference. year: 1996", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: visionary : a next generation visualization system for databases. authors: michael stonebraker. venue: sigmod conference. year: 2003", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: dblearn : a system prototype for knowledge discovery in relational databases. authors: yue huang , yandong cai , yongjian fu , nick cercone , jiawei han. venue: sigmod conference. year: 1994", "productB": "title: a system for watermarking relational databases. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: special issue on spatial database systems. authors: h. j. schek. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: special issue on spatial database systems. authors: h. j. schek. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: closest pair queries in spatial databases. authors: yannis theodoridis , yannis manolopoulos , antonio corral , michael vassilakopoulos. venue: sigmod conference. year: 2000", "productB": "title: special issue on spatial database systems. authors: h. j. schek. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: mpeg-7 and multimedia database systems. authors: harald kosch. venue: sigmod record. year: 2002", "productB": "title: special issue on spatial database systems. authors: h. j. schek. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an introduction to spatial database systems. authors: ralf hartmut g\u00fcting. venue: vldb j.. year: 1994", "productB": "title: an aspect of query optimization in multidatabase systems. authors: chiang lee , chia-jung chen , hongjun lu. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: heterogeneous database query optimization in db2 universal datajoiner. authors: shivakumar venkataraman , tian zhang. venue: vldb. year: 1998", "productB": "title: an aspect of query optimization in multidatabase systems. authors: chiang lee , chia-jung chen , hongjun lu. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: an aspect of query optimization in multidatabase systems. authors: chiang lee , chia-jung chen , hongjun lu. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: efficient evaluation of xml middle-ware queries. authors: mary f. fernandez , dan suciu , atsuyuki morishima. venue: sigmod conference. year: 2001", "productB": "title: efficient evaluation of queries in a mediator for websources. authors: vladimir zadorozhny , louiqa raschid , maria esther vidal , tolga urhan , laura bright. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: temporal slicing in the evaluation of xml queries. authors: richard t. snodgrass , dengfeng gao. venue: vldb. year: 2003", "productB": "title: efficient evaluation of queries in a mediator for websources. authors: vladimir zadorozhny , louiqa raschid , maria esther vidal , tolga urhan , laura bright. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: efficient evaluation of xml middle-ware queries. authors: mary f. fernandez , dan suciu , atsuyuki morishima. venue: sigmod conference. year: 2001", "productB": "title: efficient mid-query re-optimization of sub-optimal query execution plans. authors: navin kabra , david j. dewitt. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: efficient execution of joins in a star schema. authors: andreas weininger. venue: sigmod conference. year: 2002", "productB": "title: efficient mid-query re-optimization of sub-optimal query execution plans. authors: navin kabra , david j. dewitt. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: cost-based optimization for magic : algebra and implementation. authors: hamid pirahesh , t. y. cliff leung , s. sudarshan , praveen seshadri , divesh srivastava , raghu ramakrishnan , joseph m. hellerstein , peter j. stuckey. venue: sigmod conference. year: 1996", "productB": "title: context-based prefetch - an optimization for implementing objects on relations. authors: philip a. bernstein , shankar pal , david shutt. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: cost-based optimization for magic : algebra and implementation. authors: hamid pirahesh , t. y. cliff leung , s. sudarshan , praveen seshadri , divesh srivastava , raghu ramakrishnan , joseph m. hellerstein , peter j. stuckey. venue: sigmod conference. year: 1996", "productB": "title: rule languages and internal algebras for rule-based optimizers. authors: mitch cherniack , stanley b. zdonik. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: static analysis techniques for predicting the behavior of active database rules. authors: alexander aiken , jennifer widom , joseph m. hellerstein. venue: acm trans . database syst .. year: 1995", "productB": "title: an algebraic approach to static analysis of active database rules. authors: elena baralis , jennifer widom. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: an algebraic approach to rule analysis in expert database systems. authors: jennifer widom , elena baralis. venue: vldb. year: 1994", "productB": "title: an algebraic approach to static analysis of active database rules. authors: elena baralis , jennifer widom. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: the ecrc multi database system. authors: heribert sch\u00fctz , willem jonker. venue: sigmod conference. year: 1995", "productB": "title: the naos system. authors: c. collet , t. coupaye. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: the naos system. authors: c. collet , t. coupaye. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the ecrc multi database system. authors: heribert sch\u00fctz , willem jonker. venue: sigmod conference. year: 1995", "productB": "title: mpeg-7 and multimedia database systems. authors: harald kosch. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: concurrency control in hierarchical multidatabase systems. authors: henry f. korth , abraham silberschatz , sharad mehrotra. venue: vldb j.. year: 1997", "productB": "title: mpeg-7 and multimedia database systems. authors: harald kosch. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: multimediaminer : a system prototype for multimedia data mining. authors: jenny chiang , ze-nian li , osmar r. za\u00efane , sonny h. chee , jiawei han. venue: sigmod conference. year: 1998", "productB": "title: mpeg-7 and multimedia database systems. authors: harald kosch. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: an annotated bibliography on real-time database systems. authors: \u00f6zg\u00fcr ulusoy. venue: sigmod record. year: 1995", "productB": "title: mpeg-7 and multimedia database systems. authors: harald kosch. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: the ecrc multi database system. authors: heribert sch\u00fctz , willem jonker. venue: sigmod conference. year: 1995", "productB": "title: vxmlr : a visual xml-relational database system. authors: aoying zhou , hongjun lu , shihui zheng , yuqi liang , long zhang , wenyun ji , zengping tian. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: the multidimensional database system rasdaman. authors: andreas dehmel , peter baumann , norbert widmann , roland ritsch , paula furtado. venue: sigmod conference. year: 1998", "productB": "title: vxmlr : a visual xml-relational database system. authors: aoying zhou , hongjun lu , shihui zheng , yuqi liang , long zhang , wenyun ji , zengping tian. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: tabular placement of relational data on mems-based storage devices. authors: divyakant agrawal , amr el abbadi , hailing yu. venue: vldb. year: 2003", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: grid data management systems & services. authors: reagan moore , arun jagatheesan , paul watson , norman w. paton. venue: vldb. year: 2003", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: semantics for update rule programs and implementations in a relational database management system. authors: louiqa raschid , jorge lobo. venue: acm trans . database syst .. year: 1996", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: aurora : a data stream management system. authors: nesime tatbul , daniel j. abadi , c. erwin , anurag maskey , mitch cherniack , alex rasin , christian convey , a. singer , eduardo f. galvez , r. yan , ugur \u00e7etintemel , ying xing , stanley b. zdonik , michael stonebraker , donald carney , m. hatoun. venue: sigmod conference. year: 2003", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: semantics for update rule programs and implementation in a relational database management system. authors: louiqa raschid , jorge lobo. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: semantics for update rule programs and implementation in a relational database management system. authors: louiqa raschid , jorge lobo. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: storing and querying ordered xml using a relational database system. authors: kevin s. beyer , jayavel shanmugasundaram , chun zhang , igor tatarinov , stratis viglas , eugene j. shekita. venue: sigmod conference. year: 2002", "productB": "title: semantics for update rule programs and implementation in a relational database management system. authors: louiqa raschid , jorge lobo. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: geoffrey phipps , marcia a. derr , shinichi morishita. venue: vldb j.. year: 1994", "productB": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: a system for watermarking relational databases. authors: peter j. haas , rakesh agrawal , jerry kiernan. venue: sigmod conference. year: 2003", "productB": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: on supporting containment queries in relational database management systems. authors: guy m. lohman , david j. dewitt , qiong luo , jeffrey f. naughton , chun zhang. venue: sigmod conference. year: 2001", "productB": "title: supporting incremental join queries on ranked inputs. authors: apostol natsev , yuan-chi chang , john r. smith , chung-sheng li , jeffrey scott vitter. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: supporting incremental join queries on ranked inputs. authors: john r. smith , yuan-chi chang , chung-sheng li , jeffrey scott vitter , apostol natsev. venue: vldb. year: 2001", "productB": "title: supporting incremental join queries on ranked inputs. authors: apostol natsev , yuan-chi chang , john r. smith , chung-sheng li , jeffrey scott vitter. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: towards a theory of cost management for digital libraries and electronic commerce. authors: a. prasad sistla , robert h. sloan , yelena yesha , ouri wolfson. venue: acm trans . database syst .. year: 1998", "productB": "title: data management issues in electronic commerce : guest editor 's introduction. authors: asuman dogac. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: advanced xml data processing - guest editor 's introduction. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: data management issues in electronic commerce : guest editor 's introduction. authors: asuman dogac. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: sigmod conference. year: 2002", "productB": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: an efficient algorithm for mining association rules in large databases. authors: edward omiecinski , shamkant b. navathe , ashok savasere. venue: vldb. year: 1995", "productB": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: efficient algorithms for processing xpath queries. authors: reinhard pichler , georg gottlob , christoph koch. venue: vldb. year: 2002", "productB": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: sigmod conference. year: 2002", "productB": "title: efficiently mining long patterns from databases. authors: roberto j. bayardo , jr.. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: efficient algorithms for minimizing tree pattern queries. authors: prakash ramanan. venue: sigmod conference. year: 2002", "productB": "title: efficient and extensible algorithms for multi query optimization. authors: prasan roy , s. seshadri , s. sudarshan , siddhesh bhobe. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: secure buffering in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: vldb. year: 1998", "productB": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: analysis of locking behavior in three real database systems. authors: alan jay smith , vigyan singhal. venue: vldb j.. year: 1997", "productB": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: pc database systems - present and future. authors: philip a. bernstein. venue: vldb. year: 1994", "productB": "title: promises and realities of active database systems. authors: eric simon , angelika kotz dittrich. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: spectral bloom filters. authors: yossi matias , saar cohen. venue: sigmod conference. year: 2003", "productB": "title: spectral bloom filters. authors: saar cohen , yossi matias. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: sql and management of external data. authors: jan-eike michels , jim melton , krishna g. kulkarni , peter m. schwarz , kathy zeidenstein , vanja josifovski. venue: sigmod record. year: 2001", "productB": "title: management of semistructured data. authors: dan suciu. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: xsearch : a semantic search engine for xml. authors: yaron kanza , yehoshua sagiv , sara cohen , jonathan mamou. venue: vldb. year: 2003", "productB": "title: xcache : a semantic caching system for xml queries. authors: li chen , elke a. rundensteiner , song wang. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: xcache : a semantic caching system for xml queries. authors: elke a. rundensteiner , song wang , li chen. venue: sigmod conference. year: 2002", "productB": "title: xcache : a semantic caching system for xml queries. authors: li chen , elke a. rundensteiner , song wang. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: specification and implementation of exceptions in workflow management systems. authors: stefano paraboschi , stefano ceri , fabio casati , giuseppe pozzi. venue: acm trans . database syst .. year: 1999", "productB": "title: the design and implementation of a sequence database system. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: the design and implementation of a sequence database system. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: design , implementation , and performance of the lham log-structured history data access method. authors: gerhard weikum , peter muth , patrick e. o'neil , achim pick. venue: vldb. year: 1998", "productB": "title: the design and implementation of a sequence database system. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: the design and implementation of a sequence database system. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: semantics for update rule programs and implementations in a relational database management system. authors: louiqa raschid , jorge lobo. venue: acm trans . database syst .. year: 1996", "productB": "title: the design and implementation of a sequence database system. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: specification and implementation of exceptions in workflow management systems. authors: stefano paraboschi , stefano ceri , fabio casati , giuseppe pozzi. venue: acm trans . database syst .. year: 1999", "productB": "title: workshop on workflow management in scientific and engineering applications-report. authors: r. mcclatchey , g. vossen. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: workshop report on experiences using object data management in the real-world. authors: akmal b. chaudhri. venue: sigmod record. year: 1998", "productB": "title: workshop on workflow management in scientific and engineering applications-report. authors: r. mcclatchey , g. vossen. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: specification and implementation of exceptions in workflow management systems. authors: stefano paraboschi , stefano ceri , fabio casati , giuseppe pozzi. venue: acm trans . database syst .. year: 1999", "productB": "title: global transaction support for workflow management systems : from formal specification to practical implementation. authors: paul grefen , jochem vonk , peter apers. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: global transaction support for workflow management systems : from formal specification to practical implementation. authors: paul w. p. j. grefen , peter m. g. apers , jochem vonk. venue: vldb j.. year: 2001", "productB": "title: global transaction support for workflow management systems : from formal specification to practical implementation. authors: paul grefen , jochem vonk , peter apers. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": true}
{"productA": "title: specification and implementation of exceptions in workflow management systems. authors: stefano paraboschi , stefano ceri , fabio casati , giuseppe pozzi. venue: acm trans . database syst .. year: 1999", "productB": "title: flowback : providing backward recovery for workflow management systems. authors: bartek kiepuszewski , ralf muhlberger , maria e. orlowska. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: approximating multi-dimensional aggregate range queries over real attributes. authors: carlotta domeniconi , vassilis j. tsotras , george kollios , dimitrios gunopulos. venue: sigmod conference. year: 2000", "productB": "title: processing complex aggregate queries over data streams. authors: alin dobra , minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: psoup : a system for streaming queries over streaming data. authors: sirish chandrasekaran , michael j. franklin. venue: vldb j.. year: 2003", "productB": "title: processing complex aggregate queries over data streams. authors: alin dobra , minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: surfing wavelets on streams : one-pass summaries for approximate aggregate queries. authors: anna c. gilbert , martin strauss , yannis kotidis , s. muthukrishnan. venue: vldb. year: 2001", "productB": "title: processing complex aggregate queries over data streams. authors: alin dobra , minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: continuously adaptive continuous queries over streams. authors: samuel madden , mehul a. shah , vijayshankar raman , joseph m. hellerstein. venue: sigmod conference. year: 2002", "productB": "title: processing complex aggregate queries over data streams. authors: alin dobra , minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: act-net - the active database management system manifesto : a rulebase of adbms features. authors: ?. venue: sigmod record. year: 1996", "productB": "title: bigsur : a system for the management of earth science data. authors: paul brown , michael stonebraker. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: dynamat : a dynamic view management system for data warehouses. authors: nick roussopoulos , yannis kotidis. venue: sigmod conference. year: 1999", "productB": "title: bigsur : a system for the management of earth science data. authors: paul brown , michael stonebraker. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: optimal histograms with quality guarantees. authors: s. muthukrishnan , h. v. jagadish , kenneth c. sevcik , torsten suel , nick koudas , viswanath poosala. venue: vldb. year: 1998", "productB": "title: optimal histograms with quality guarantees. authors: h. v. jagadish , nick koudas , s. muthukrishnan , viswanath poosala , kenneth c. sevcik , torsten suel. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: min-max compression methods for medical image databases. authors: john m. tyler , kosmas karadimitriou. venue: sigmod record. year: 1997", "productB": "title: min-max compression methods for medical image databases. authors: kosmas karadimitriou , john m. tyler. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: world wide database - integrating the web , corba , and databases. authors: kevin smith , athman bouguettaya , mourad ouzzani , james beard , lily hendra , boualem benatallah. venue: sigmod conference. year: 1999", "productB": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: watermarking relational databases. authors: rakesh agrawal , jerry kiernan. venue: vldb. year: 2002", "productB": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: extracting schema from semistructured data. authors: svetlozar nestorov , serge abiteboul , rajeev motwani. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: infering structure in semistructured data. authors: rajeev motwani , serge abiteboul , svetlozar nestorov. venue: sigmod record. year: 1997", "productB": "title: extracting schema from semistructured data. authors: svetlozar nestorov , serge abiteboul , rajeev motwani. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: foreword : management of semistructured data. authors: dan suciu. venue: sigmod record. year: 1997", "productB": "title: extracting schema from semistructured data. authors: svetlozar nestorov , serge abiteboul , rajeev motwani. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: vqbd : exploring semistructured data. authors: jihwang yeo , sudarshan s. chawathe , thomas baby. venue: sigmod conference. year: 2001", "productB": "title: extracting schema from semistructured data. authors: svetlozar nestorov , serge abiteboul , rajeev motwani. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: extracting entity profiles from semistructured information spaces. authors: robert a. nado , scott b. huffman. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extracting structured data from web pages. authors: arvind arasu , hector garcia-molina. venue: sigmod conference. year: 2003", "productB": "title: extracting entity profiles from semistructured information spaces. authors: robert a. nado , scott b. huffman. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: extraction of object-oriented structures from existing relational databases. authors: julia e. hodges , shekar ramanathan. venue: sigmod record. year: 1997", "productB": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: vldb. year: 2001", "productB": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: adaptive index structures. authors: yufei tao , dimitris papadias. venue: vldb. year: 2002", "productB": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: using sets of feature vectors for similarity search on voxelized cad objects. authors: martin pfeifle , hans-peter kriegel , stefan brecheisen , peer kr\u00f6ger , matthias schubert. venue: sigmod conference. year: 2003", "productB": "title: using sets of feature vectors for similarity search on voxelized cad objects. authors: hans-peter kriegel , stefan brecheisen , peer kr ö ger , martin pfeifle , matthias schubert. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: xsb as a deductive database. authors: konstantinos sagonas , terrance swift , david s. warren. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: belief reasoning in mls deductive databases. authors: hasan m. jamil. venue: sigmod conference. year: 1999", "productB": "title: xsb as a deductive database. authors: konstantinos sagonas , terrance swift , david s. warren. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: vldb j.. year: 1994", "productB": "title: xsb as a deductive database. authors: konstantinos sagonas , terrance swift , david s. warren. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: schema and database evolution in the o2 object database system. authors: fabrizio ferrandina , guy ferran , thorsten meyer , roberto zicari , jo\u00eblle madec. venue: vldb. year: 1995", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the wasa2 object-oriented workflow management system. authors: mathias weske , gottfried vossen. venue: sigmod conference. year: 1999", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the role of integrity constraints in database interoperation. authors: peter m. g. apers , mark w. w. vermeer. venue: vldb. year: 1996", "productB": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994", "productB": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: geoffrey phipps , marcia a. derr , shinichi morishita. venue: vldb j.. year: 1994", "productB": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: temporal conditions and integrity constraints in active database systems. authors: ouri wolfson , a. prasad sistla. venue: sigmod conference. year: 1995", "productB": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: vldb j.. year: 1994", "productB": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": true}
{"productA": "title: active storage hierarchy , database systems and applications - socratic exegesis. authors: joel h. saltz , john burgess , felipe cari\u00f1o , william o'connell. venue: vldb. year: 1999", "productB": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: global transaction support for workflow management systems : from formal specification to practical implementation. authors: paul w. p. j. grefen , peter m. g. apers , jochem vonk. venue: vldb j.. year: 2001", "productB": "title: specification and implementation of exceptions in workflow management systems. authors: fabio casati , stefano ceri , stefano paraboschi , guiseppe pozzi. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: the wasa2 object-oriented workflow management system. authors: mathias weske , gottfried vossen. venue: sigmod conference. year: 1999", "productB": "title: specification and implementation of exceptions in workflow management systems. authors: fabio casati , stefano ceri , stefano paraboschi , guiseppe pozzi. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: further improvements on integrity constraint checking for stratifiable deductive databases. authors: sin yeung lee , tok wang ling. venue: vldb. year: 1996", "productB": "title: the role of integrity constraints in database interoperation. authors: mark w. w. vermeer , peter m. g. apers. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the mlpq/gis constraint database system. authors: yuguo liu , yiming li , pradip kanjamala , rui chen , yonghui wang , peter z. revesz. venue: sigmod conference. year: 2000", "productB": "title: the role of integrity constraints in database interoperation. authors: mark w. w. vermeer , peter m. g. apers. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: integrating triggers and declarative constraints in sql database sytems. authors: roberta cochrane , hamid pirahesh , nelson mendon\u00e7a mattos. venue: vldb. year: 1996", "productB": "title: the role of integrity constraints in database interoperation. authors: mark w. w. vermeer , peter m. g. apers. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: analysis of locking behavior in three real database systems. authors: alan jay smith , vigyan singhal. venue: vldb j.. year: 1997", "productB": "title: managing intra-operator parallelism in parallel database systems. authors: manish mehta , david j. dewitt. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: towards self-tuning data placement in parallel database systems. authors: mong-li lee , beng chin ooi , anirban mondal , kian-lee tan , masaru kitsuregawa. venue: sigmod conference. year: 2000", "productB": "title: managing intra-operator parallelism in parallel database systems. authors: manish mehta , david j. dewitt. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: dynamic load balancing in hierarchical parallel database systems. authors: luc bouganim , daniela florescu , patrick valduriez. venue: vldb. year: 1996", "productB": "title: managing intra-operator parallelism in parallel database systems. authors: manish mehta , david j. dewitt. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: metu interoperable database system. authors: sema mancuhan , ismailcem budak arpinar , fatma ozcan , pinar koksal , asuman dogac , g\u00f6khan \u00f6zhan , cevdet dengi , ugur halici , cem evrendilek , sena nural , ebru kilic. venue: sigmod conference. year: 1996", "productB": "title: managing intra-operator parallelism in parallel database systems. authors: manish mehta , david j. dewitt. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: managing intra-operator parallelism in parallel database systems. authors: david j. dewitt , manish mehta. venue: vldb. year: 1995", "productB": "title: managing intra-operator parallelism in parallel database systems. authors: manish mehta , david j. dewitt. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: oracle media server : providing consumer based interactive access to multimedia data. authors: mark porter , andrew laursen , jeffrey olkin. venue: sigmod conference. year: 1994", "productB": "title: oracle media server : providing consumer based interactive access to multimedia data. authors: andrew laursen , jeffrey olkin , mark porter. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: dynamic maintenance of data distribution for selectivity estimation. authors: kyu-young whang , gio wiederhold , sang-wook kim. venue: vldb j.. year: 1994", "productB": "title: a comparison of selectivity estimators for range queries on metric attributes. authors: bj ö rn blohsfeld , dieter korus , bernhard seeger. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: aqua : a fast decision support systems using approximate query answers. authors: swarup acharya , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1999", "productB": "title: new sampling-based summary statistics for improving approximate query answers. authors: phillip b. gibbons , yossi matias. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: icicles : self-tuning samples for approximate query answering. authors: venkatesh ganti , raghu ramakrishnan , mong-li lee. venue: vldb. year: 2000", "productB": "title: new sampling-based summary statistics for improving approximate query answers. authors: phillip b. gibbons , yossi matias. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: histogram-based approximation of set-valued query-answers. authors: viswanath poosala , yannis e. ioannidis. venue: vldb. year: 1999", "productB": "title: new sampling-based summary statistics for improving approximate query answers. authors: phillip b. gibbons , yossi matias. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: aqua : a fast decision support systems using approximate query answers. authors: swarup acharya , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1999", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos n. garofalakis , rajeev rastogi , kyuseok shim. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos n. garofalakis , rajeev rastogi , kyuseok shim. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: vldb j.. year: 2002", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos n. garofalakis , rajeev rastogi , kyuseok shim. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: review : a real time virtual walkthrough system. authors: yixin ruan , zhiyong huang , kian-lee tan , jason chionh , lidan shou. venue: sigmod conference. year: 2001", "productB": "title: review : a real-time virtual walkthrough system. authors: l. shou , c. h. chionh , z. huang , y. ruan , kian-lee tan. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: adaptive parallel aggregation algorithms. authors: ambuj shatdal , jeffrey f. naughton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: an adaptive data replication algorithm. authors: ouri wolfson , yixiu huang , sushil jajodia. venue: acm trans . database syst .. year: 1997", "productB": "title: adaptive parallel aggregation algorithms. authors: ambuj shatdal , jeffrey f. naughton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: adaptive algorithms for set containment joins. authors: hector garcia-molina , sergey melnik. venue: acm trans . database syst .. year: 2003", "productB": "title: adaptive parallel aggregation algorithms. authors: ambuj shatdal , jeffrey f. naughton. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: vldb j.. year: 2003", "productB": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": true}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: update propagation protocols for replicated databases. authors: raghavan komondoor , abraham silberschatz , yuri breitbart , s. seshadri , rajeev rastogi. venue: sigmod conference. year: 1999", "productB": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: belief reasoning in mls deductive databases. authors: hasan m. jamil. venue: sigmod conference. year: 1999", "productB": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: mining fuzzy association rules in databases. authors: ada wai-chee fu , man hon wong , chan man kuok. venue: sigmod record. year: 1998", "productB": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: selectivity estimation in spatial databases. authors: viswanath poosala , sridhar ramaswamy , swarup acharya. venue: sigmod conference. year: 1999", "productB": "title: binding propagation in disjunctive databases. authors: sergio greco. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: towards self-tuning data placement in parallel database systems. authors: mong-li lee , beng chin ooi , anirban mondal , kian-lee tan , masaru kitsuregawa. venue: sigmod conference. year: 2000", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: parallel database systems in the 1990 's. authors: michael j. carey. venue: sigmod conference. year: 1994", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: data placement in shared-nothing parallel database systems. authors: manish mehta , david j. dewitt. venue: vldb j.. year: 1997", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: foundations of preferences in database systems. authors: werner kie\u00dfling. venue: vldb. year: 2002", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: the impact of global clustering on spatial database systems. authors: thomas brinkhoff , hans-peter kriegel. venue: vldb. year: 1994", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: chorochronos : a research network for spatiotemporal database systems. authors: enrico nardelli , timos k. sellis , andrew u. frank , st\u00e9phane grumbach , hans-j\u00f6rg schek , manolis koubarakis , michel scholl , ralf hartmut g\u00fcting , barbara pernici , christian s. jensen , nikos a. lorentzos , babis theodoulidis , yannis manolopoulos , peter widmayer. venue: sigmod record. year: 1999", "productB": "title: temporal database system implementations. authors: michael h. b ö hlen. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: sigmod conference. year: 1997", "productB": "title: semantic assumptions and query evaluation in temporal databases. authors: claudio bettini , x. sean wang , elisa bertino , sushil jajodia. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: adaptable query optimization and evaluation in temporal middleware. authors: christian s. jensen , richard t. snodgrass , giedrius slivinskas. venue: sigmod conference. year: 2001", "productB": "title: semantic assumptions and query evaluation in temporal databases. authors: claudio bettini , x. sean wang , elisa bertino , sushil jajodia. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: information integration : the momis project demonstration. authors: michele melchiori , silvana castano , g. malvezzi , domenico beneventano , r. guidetti , alberto corni , sonia bergamaschi , maurizio vincini. venue: vldb. year: 2000", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: using probabilistic information in data integration. authors: alon y. levy , daniela florescu , daphne koller. venue: vldb. year: 1997", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: automation in information extraction and data integration. authors: sunita sarawagi. venue: vldb. year: 2002", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: information integration and xml in ibm 's db2. authors: patricia g. selinger. venue: vldb. year: 2002", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: infomaster : an information integration system. authors: arthur m. keller , michael r. genesereth , oliver m. duschka. venue: sigmod conference. year: 1997", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: the denodo data integration platform. authors: anastasio molano , alberto pan , paula montoto , juan raposo , luc\u00eda ardao , manuel \u00e1lvarez , vicente orjales , \u00e1ngel vi\u00f1a , justo hidalgo. venue: vldb. year: 2002", "productB": "title: using probabilistic information in data integration. authors: daniela florescu , daphne koller , alon y. levy. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: materialized views selection in a multidimensional database. authors: ernest teniente , elena baralis , stefano paraboschi. venue: vldb. year: 1997", "productB": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar á , mark sullivan. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: min wang , jeffrey scott vitter. venue: sigmod conference. year: 1999", "productB": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar á , mark sullivan. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar\u00e1 , mark sullivan. venue: sigmod record. year: 1997", "productB": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar á , mark sullivan. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: user-adaptive exploration of multidimensional data. authors: sunita sarawagi. venue: vldb. year: 2000", "productB": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar á , mark sullivan. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: spatial indexing of high-dimensional data based on relative approximation. authors: shunsuke uemura , masatoshi yoshikawa , yasushi sakurai , haruhiko kojima. venue: vldb j.. year: 2002", "productB": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar á , mark sullivan. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: materialized views selection in a multidimensional database. authors: ernest teniente , elena baralis , stefano paraboschi. venue: vldb. year: 1997", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: materialized view selection and maintenance using multi-query optimization. authors: krithi ramamritham , hoshi mistry , prasan roy , s. sudarshan. venue: sigmod conference. year: 2001", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: selectivity estimation in spatial databases. authors: viswanath poosala , sridhar ramaswamy , swarup acharya. venue: sigmod conference. year: 1999", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: quasi-cubes : exploiting approximations in multidimensional databases. authors: daniel barbar\u00e1 , mark sullivan. venue: sigmod record. year: 1997", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: automated selection of materialized views and indexes in sql databases. authors: surajit chaudhuri , sanjay agrawal , vivek r. narasayya. venue: vldb. year: 2000", "productB": "title: materialized views selection in a multidimensional database. authors: elena baralis , stefano paraboschi , ernest teniente. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: an efficient cost-driven index selection tool for microsoft sql server. authors: surajit chaudhuri , vivek r. narasayya. venue: vldb. year: 1997", "productB": "title: an efficient cost-driven index selection tool for microsoft sql server. authors: surajit chaudhuri , vivek r. narasayya. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: microsoft index tuning wizard for sql server 7.0. authors: surajit chaudhuri , vivek r. narasayya. venue: sigmod conference. year: 1998", "productB": "title: an efficient cost-driven index selection tool for microsoft sql server. authors: surajit chaudhuri , vivek r. narasayya. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: spartan : a model-based semantic compression system for massive data tables. authors: shivnath babu , minos garofalakis , rajeev rastogi. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: semantic heterogeneity resolution in federated databases by metadata implantation and stepwise evolution. authors: goksel aslan , dennis mcleod. venue: the vldb journal -- the international journal on very large data bases. year: 1999", "same": false}
{"productA": "title: semantic integration in heterogeneous databases using neural networks. authors: chris clifton , wen-syan li. venue: vldb. year: 1994", "productB": "title: semantic heterogeneity resolution in federated databases by metadata implantation and stepwise evolution. authors: goksel aslan , dennis mcleod. venue: the vldb journal -- the international journal on very large data bases. year: 1999", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: using semantic values to facilitate interoperability among heterogeneous information systems. authors: edward sciore , michael siegel , arnon rosenthal. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: semantic interoperability in information services : experiencing with coopware. authors: avigdor gal. venue: sigmod record. year: 1999", "productB": "title: using semantic values to facilitate interoperability among heterogeneous information systems. authors: edward sciore , michael siegel , arnon rosenthal. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: sql open heterogeneous data access. authors: berthold reinwald , hamid pirahesh. venue: sigmod conference. year: 1998", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: a scalable architecture for autonomous heterogeneous database interactions. authors: athman bouguettaya , steven milliner , mike p. papazoglou. venue: vldb. year: 1995", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: graphical interaction with heterogeneous databases. authors: tiziana catarci , john cardiff , giuseppe santucci. venue: vldb j.. year: 1997", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": true}
{"productA": "title: semantic integration in heterogeneous databases using neural networks. authors: chris clifton , wen-syan li. venue: vldb. year: 1994", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: the zero-delay data warehouse : mobilizing heterogeneous databases. authors: eva k\u00fchn. venue: vldb. year: 2003", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: integration of heterogeneous databases without common domains using queries based on textual similarity. authors: william w. cohen. venue: sigmod conference. year: 1998", "productB": "title: graphical interaction with heterogeneous databases. authors: t. catarci , g. santucci , j. cardiff. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: semantic access : semantic interface for querying databases. authors: naphtali rishe , jun yuan , rukshan athauda , shu-ching chen , xiaoling lu , xiaobin ma , alexander vaschillo , artyom shaposhnikov , dmitry vasilevsky. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: query by diagram : a graphical environment for querying databases. authors: giuseppe santucci , tiziana catarci. venue: sigmod conference. year: 1994", "productB": "title: semantic access : semantic interface for querying databases. authors: naphtali rishe , jun yuan , rukshan athauda , shu-ching chen , xiaoling lu , xiaobin ma , alexander vaschillo , artyom shaposhnikov , dmitry vasilevsky. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: semint : a system prototype for semantic integration in heterogeneous databases. authors: wen-syan li , chris clifton. venue: sigmod conference. year: 1995", "productB": "title: automated resolution of semantic heterogeneity in multidatabases. authors: m. w. bright , a. r. hurson , s. pakzad. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: update propagation protocols for replicated databases. authors: raghavan komondoor , abraham silberschatz , yuri breitbart , s. seshadri , rajeev rastogi. venue: sigmod conference. year: 1999", "productB": "title: a transaction replication scheme for a replicated database with node autonomy. authors: ada wai-chee fu , david wai-lok cheung. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: update propagation protocols for replicated databases. authors: raghavan komondoor , abraham silberschatz , yuri breitbart , s. seshadri , rajeev rastogi. venue: sigmod conference. year: 1999", "productB": "title: multiview access protocols for large-scale replication. authors: xiangning liu , abdelsalam helal , weimin du. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: sigmod record. year: 1997", "productB": "title: database research at the university of oklahoma. authors: le gruenwald , leonard brown , ravi dirckze , sylvain guinepain , carlos sanchez , brian summers , sirirut vanichayobon. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: the asilomar report on database research. authors: gerald held , hector garcia-molina , michael lesk , jim gray , philip a. bernstein , david maier , h. v. jagadish , michael stonebraker , stefano ceri , joseph m. hellerstein , david j. dewitt , jeffrey d. ullman , michael l. brodie , jeffrey f. naughton , michael j. franklin , hamid pirahesh. venue: sigmod record. year: 1998", "productB": "title: database research at the university of oklahoma. authors: le gruenwald , leonard brown , ravi dirckze , sylvain guinepain , carlos sanchez , brian summers , sirirut vanichayobon. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: database research at ut arlington. authors: sharma chakravarthy , y. alp aslandogan , ramez elmasri , leonidas fegaras , jung-hwan oh. venue: sigmod record. year: 2003", "productB": "title: database research at the university of oklahoma. authors: le gruenwald , leonard brown , ravi dirckze , sylvain guinepain , carlos sanchez , brian summers , sirirut vanichayobon. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: sigmod record. year: 1997", "productB": "title: database research at columbia university. authors: shih-fu chang , luis gravano , gail e. kaiser , kenneth a. ross , salvatore j. stolfo. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: research in information managment at dublin city university. authors: alan f. smeaton , mark roantree. venue: sigmod record. year: 2002", "productB": "title: database research at columbia university. authors: shih-fu chang , luis gravano , gail e. kaiser , kenneth a. ross , salvatore j. stolfo. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: florida international university high performance database research center. authors: leonard loureiro , yi deng , carlos ordonez 0002 , mario sanchez , cyril u. orji , wei sun , artyom shaposhnikov , naphtali rishe , michael alexopoulos , david barton. venue: sigmod record. year: 1995", "productB": "title: database research at columbia university. authors: shih-fu chang , luis gravano , gail e. kaiser , kenneth a. ross , salvatore j. stolfo. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: database research at the indian institute of technology , bombay. authors: s. seshadri , nandlal l. sarda , d. b. phatak , s. sudarshan. venue: sigmod record. year: 1996", "productB": "title: database research at columbia university. authors: shih-fu chang , luis gravano , gail e. kaiser , kenneth a. ross , salvatore j. stolfo. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: sigmod record. year: 1997", "productB": "title: the database group at national technical university of athens ( ntua ). authors: corporate national technical univ. of athens. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: the database and information system research group at the university of ulm. authors: peter dadam , wolfgang klas. venue: sigmod record. year: 1997", "productB": "title: research in information managment at dublin city university. authors: mark roantree , alan f. smeaton. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: research in information managment at dublin city university. authors: mark roantree , alan f. smeaton. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: world wide database - integrating the web , corba , and databases. authors: kevin smith , athman bouguettaya , mourad ouzzani , james beard , lily hendra , boualem benatallah. venue: sigmod conference. year: 1999", "productB": "title: applying database visualization to the world wide web. authors: masum z. hasan , alberto o. mendelzon , dimitra vista. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: world wide database - integrating the web , corba , and databases. authors: kevin smith , athman bouguettaya , mourad ouzzani , james beard , lily hendra , boualem benatallah. venue: sigmod conference. year: 1999", "productB": "title: world wide database-integrating the web , corba and databases. authors: athman bouguettaya , boualem benatallah , lily hendra , james beard , kevin smith , mourad quzzani. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: integrating temporal , real-time , and active databases. authors: john a. stankovic , krithi ramamritham , ming xiong , rajendran m. sivasankaran , donald f. towsley. venue: sigmod record. year: 1996", "productB": "title: world wide database-integrating the web , corba and databases. authors: athman bouguettaya , boualem benatallah , lily hendra , james beard , kevin smith , mourad quzzani. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: carnot and infosleuth : database technology and the world wide web. authors: k. ong , christine tomlinson , darrell woelk , c. unnikrishnan , william bohrer , nigel jacobs. venue: sigmod conference. year: 1995", "productB": "title: world wide database-integrating the web , corba and databases. authors: athman bouguettaya , boualem benatallah , lily hendra , james beard , kevin smith , mourad quzzani. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: world wide database - integrating the web , corba , and databases. authors: kevin smith , athman bouguettaya , mourad ouzzani , james beard , lily hendra , boualem benatallah. venue: sigmod conference. year: 1999", "productB": "title: carnot and infosleuth : database technology and the world wide web. authors: d. woelk , b. bohrer , n. jacobs , k. ong , c. tomlinson , c. unnikrishnan. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: wsq/dsq : a practical approach for combined querying of databases and the web. authors: roy goldman , jennifer widom. venue: sigmod conference. year: 2000", "productB": "title: wsq/dsq : a practical approach for combined querying of databases and the web. authors: roy goldman , jennifer widom. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: clustering categorical data : an approach based on dynamical systems. authors: david gibson , jon m. kleinberg , prabhakar raghavan. venue: vldb j.. year: 2000", "productB": "title: the impact of global clustering on spatial database systems. authors: thomas brinkhoff , hans-peter kriegel. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: towards self-tuning data placement in parallel database systems. authors: mong-li lee , beng chin ooi , anirban mondal , kian-lee tan , masaru kitsuregawa. venue: sigmod conference. year: 2000", "productB": "title: data partitioning and load balancing in parallel disk systems. authors: peter scheuermann , gerhard weikum , peter zabback. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: estimation of query-result distribution and its application in parallel-join load balancing. authors: viswanath poosala , yannis e. ioannidis. venue: vldb. year: 1996", "productB": "title: data partitioning and load balancing in parallel disk systems. authors: peter scheuermann , gerhard weikum , peter zabback. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: pc database systems - present and future. authors: philip a. bernstein. venue: vldb. year: 1994", "productB": "title: pc database systems - present and future. authors: philip a. bernstein. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: an efficient method for checking object-oriented database schema correctness. authors: michele missikoff , anna formica , hans dietmar gr\u00f6ger. venue: acm trans . database syst .. year: 1998", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: jurgen annevelink , tak w. yan. venue: vldb. year: 1994", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: unisql/x unified relational and object-oriented database system. authors: won kim. venue: sigmod conference. year: 1994", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the trigs active object-oriented database system - an overview. authors: gerti kappel , werner retschitzegger. venue: sigmod record. year: 1998", "productB": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: christine collet , thierry coupaye , t. svensen. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: odefs : a file system interface to an object-oriented database. authors: narain h. gehani , william d. roome , h. v. jagadish. venue: vldb. year: 1994", "productB": "title: design and user testing of a multi-paradigm query interface to an object-oriented database. authors: dac khoa doan , norman w. paton , alistair kilgour. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: tods reviewers. authors: richard t. snodgrass. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: griddb : a database interface to the grid. authors: david t. liu , devesh parekh , michael j. franklin. venue: sigmod conference. year: 2003", "productB": "title: standards for databases on the grid. authors: susan malaika , andrew eisenberg , jim melton. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: sigmod record. year: 2003", "productB": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , dean kuo , kerry l. taylor. venue: sigmod record. year: 1997", "productB": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: a hypertext query language for images. authors: li yang. venue: sigmod record. year: 1994", "productB": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: sigmod record. year: 2003", "productB": "title: information gathering in the world-wide web : the w3ql query language and the w3qs system. authors: david konopnicki , oded shmueli. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: information gathering in the world-wide web : the w3ql query language and the w3qs system. authors: david konopnicki , oded shmueli. venue: acm trans . database syst .. year: 1998", "productB": "title: information gathering in the world-wide web : the w3ql query language and the w3qs system. authors: david konopnicki , oded shmueli. venue: acm transactions on database systems ( tods ). year: 1998", "same": true}
{"productA": "title: a graphical query language for mobile information systems. authors: ya-hui chang. venue: sigmod record. year: 2003", "productB": "title: a hypertext query language for images. authors: li yang. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: a hypertext query language for images. authors: li yang. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: heterogeneous database query optimization in db2 universal datajoiner. authors: shivakumar venkataraman , tian zhang. venue: vldb. year: 1998", "productB": "title: heterogeneous database query optimization in db2 universal datajoiner. authors: shivakumar venkataraman , tian zhang. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: implementation of two semantic query optimization techniques in db2 universal database. authors: k. bernhard schiefer , fred koo , t. y. cliff leung , linqi liu , jarek gryz , xiaoyan qian , qi cheng. venue: vldb. year: 1999", "productB": "title: heterogeneous database query optimization in db2 universal datajoiner. authors: shivakumar venkataraman , tian zhang. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: semantic integration in heterogeneous databases using neural networks. authors: chris clifton , wen-syan li. venue: vldb. year: 1994", "productB": "title: heterogeneous database query optimization in db2 universal datajoiner. authors: shivakumar venkataraman , tian zhang. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: geoffrey phipps , marcia a. derr , shinichi morishita. venue: vldb j.. year: 1994", "productB": "title: the implementation and performance of compressed databases. authors: till westmann , donald kossmann , sven helmer , guido moerkotte. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: design , implementation , and performance of the lham log-structured history data access method. authors: gerhard weikum , peter muth , patrick e. o'neil , achim pick. venue: vldb. year: 1998", "productB": "title: the implementation and performance of compressed databases. authors: till westmann , donald kossmann , sven helmer , guido moerkotte. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: balancing performance and data freshness in web database servers. authors: nick roussopoulos , alexandros labrinidis. venue: vldb. year: 2003", "productB": "title: the implementation and performance of compressed databases. authors: till westmann , donald kossmann , sven helmer , guido moerkotte. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: geoffrey phipps , marcia a. derr , shinichi morishita. venue: vldb j.. year: 1994", "productB": "title: the aditi deductive database system. authors: jayen vaghani , kotagiri ramamohanarao , david b. kemp , zoltan somogyi , peter j. stuckey , tim s. leask , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: the aditi deductive database system. authors: jayen vaghani , kotagiri ramamohanarao , david b. kemp , zoltan somogyi , peter j. stuckey , tim s. leask , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: the aditi deductive database system. authors: jayen vaghani , kotagiri ramamohanarao , david b. kemp , zoltan somogyi , peter j. stuckey , tim s. leask , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: vldb j.. year: 1994", "productB": "title: the aditi deductive database system. authors: jayen vaghani , kotagiri ramamohanarao , david b. kemp , zoltan somogyi , peter j. stuckey , tim s. leask , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: xsb as an efficient deductive database engine. authors: david scott warren , konstantinos f. sagonas , terrance swift. venue: sigmod conference. year: 1994", "productB": "title: the aditi deductive database system. authors: jayen vaghani , kotagiri ramamohanarao , david b. kemp , zoltan somogyi , peter j. stuckey , tim s. leask , james harland. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: intelligent access to heterogeneous information sources : report on the 4th workshop on knowledge representation meets databases. authors: manfred a. jeusfeld , franz baader , werner nutt. venue: sigmod record. year: 1997", "productB": "title: intelligent access to heterogeneous information sources : report on the 4th workshop on knowledge representation meets databases. authors: franz baader , manfred a. jeusfeld , werner nutt. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 1995", "productB": "title: intelligent access to heterogeneous information sources : report on the 4th workshop on knowledge representation meets databases. authors: franz baader , manfred a. jeusfeld , werner nutt. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: vldb. year: 2001", "productB": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: zhaohui xie , jiawei han. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: zhaohui xie , jiawei han. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: thierry coupaye , t. svensen , christine collet. venue: vldb. year: 1994", "productB": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: zhaohui xie , jiawei han. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: vldb. year: 2001", "productB": "title: re-tree : an efficient index structure for regular expressions. authors: chee-yong chan , minos garofalakis , rajeev rastogi. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: efficient index structures for string databases. authors: tamer kahveci , ambuj k. singh. venue: vldb. year: 2001", "productB": "title: statistical synopses for graph-structured xml databases. authors: neoklis polyzotis , minos garofalakis. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: distributed deviation detection in sensor networks. authors: dimitrios gunopulos , themistoklis palpanas , dimitris papadopoulos , vana kalogeraki. venue: sigmod record. year: 2003", "productB": "title: distributed transactions in practice. authors: prabhu ram , lyman do , pamela drew. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: efficient maintenance of materialized mediated views. authors: james j. lu , guido moerkotte , joachim sch\u00fc , v. s. subrahmanian. venue: sigmod conference. year: 1995", "productB": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: vldb. year: 1996", "productB": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: efficient maintenance of materialized mediated views. authors: james j. lu , guido moerkotte , joachim sch\u00fc , v. s. subrahmanian. venue: sigmod conference. year: 1995", "productB": "title: materialized view maintenance and integrity constraint checking : trading space for time. authors: kenneth a. ross , divesh srivastava , s. sudarshan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: materialized view selection and maintenance using multi-query optimization. authors: krithi ramamritham , hoshi mistry , prasan roy , s. sudarshan. venue: sigmod conference. year: 2001", "productB": "title: materialized view maintenance and integrity constraint checking : trading space for time. authors: kenneth a. ross , divesh srivastava , s. sudarshan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: incremental maintenance for materialized views over semistructured data. authors: vasilis vassalos , janet l. wiener , michael rys , serge abiteboul , jason mchugh. venue: vldb. year: 1998", "productB": "title: materialized view maintenance and integrity constraint checking : trading space for time. authors: kenneth a. ross , divesh srivastava , s. sudarshan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: what will be - book review. authors: paul w. p. j. grefen. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: call for book reviews. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: tods reviewers. authors: richard t. snodgrass. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: what will be - book review. authors: paul w. p. j. grefen. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: nan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: what will be - book review. authors: paul w. p. j. grefen. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: sap r/3 : a database application system ( tutorial ). authors: alfons kemper , florian matthes , donald kossmann. venue: sigmod conference. year: 1998", "productB": "title: java and relational databases ( tutorial ) : sqlj. authors: gray clossman , phil shaw , mark hapner , johannes klein , richard pledereder , brian becker. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: java and relational databases ( tutorial ) : sqlj. authors: gray clossman , phil shaw , mark hapner , johannes klein , richard pledereder , brian becker. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: constraint databases : a tutorial introduction. authors: jan van den bussche. venue: sigmod record. year: 2000", "productB": "title: java and relational databases ( tutorial ) : sqlj. authors: gray clossman , phil shaw , mark hapner , johannes klein , richard pledereder , brian becker. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: object-relational database systems : principles , products , and challenges ( tutorial ). authors: michael j. carey , anil nori , nelson mendon\u00e7a mattos. venue: sigmod conference. year: 1997", "productB": "title: java and relational databases ( tutorial ) : sqlj. authors: gray clossman , phil shaw , mark hapner , johannes klein , richard pledereder , brian becker. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: storage and retrieval of xml data using relational databases. authors: surajit chaudhuri , kyuseok shim. venue: vldb. year: 2001", "productB": "title: java and relational databases ( tutorial ) : sqlj. authors: gray clossman , phil shaw , mark hapner , johannes klein , richard pledereder , brian becker. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: bottom-up computation of sparse and iceberg cubes. authors: kevin s. beyer , raghu ramakrishnan. venue: sigmod conference. year: 1999", "productB": "title: fast computation of sparse datacubes. authors: kenneth a. ross , divesh srivastava. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: min wang , jeffrey scott vitter. venue: sigmod conference. year: 1999", "productB": "title: fast computation of sparse datacubes. authors: kenneth a. ross , divesh srivastava. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: bottom-up computation of sparse and iceberg cubes. authors: kevin s. beyer , raghu ramakrishnan. venue: sigmod conference. year: 1999", "productB": "title: bottom-up computation of sparse and iceberg cube. authors: kevin beyer , raghu ramakrishnan. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: star-cubing : computing iceberg cubes by top-down and bottom-up integration. authors: jiawei han , xiaolei li , benjamin w. wah , dong xin. venue: vldb. year: 2003", "productB": "title: bottom-up computation of sparse and iceberg cube. authors: kevin beyer , raghu ramakrishnan. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: the araneus web-based management system. authors: g. mecca , p. atzeni , a. masci , g. sindoni , p. merialdo. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: the araneus web-based management system. authors: g. mecca , p. atzeni , a. masci , g. sindoni , p. merialdo. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: sigmod conference. year: 2003", "productB": "title: the araneus web-based management system. authors: g. mecca , p. atzeni , a. masci , g. sindoni , p. merialdo. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: semantic integrity support in sql :1999 and commercial ( object - ) relational database management systems. authors: can t ü rker , michael gertz. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: semantic integrity support in sql :1999 and commercial ( object - ) relational database management systems. authors: can t ü rker , michael gertz. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: unisql 's next-generation object-relational database management system. authors: phil janus , albert d'andrea. venue: sigmod record. year: 1996", "productB": "title: semantic integrity support in sql :1999 and commercial ( object - ) relational database management systems. authors: can t ü rker , michael gertz. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: relational data sharing in peer-based data management systems. authors: beng chin ooi , yanfeng shu , kian-lee tan. venue: sigmod record. year: 2003", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: a general techniques for querying xml documents using a relational database system. authors: stratis viglas , eugene j. shekita , rajasekar krishnamurthy , jayavel shanmugasundaram , jeffrey f. naughton , jerry kiernan , igor tatarinov. venue: sigmod record. year: 2001", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: unisql 's next-generation object-relational database management system. authors: phil janus , albert d'andrea. venue: sigmod record. year: 1996", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: supporting incremental join queries on ranked inputs. authors: john r. smith , yuan-chi chang , chung-sheng li , jeffrey scott vitter , apostol natsev. venue: vldb. year: 2001", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: open object database management systems. authors: jos\u00e9 a. blakeley. venue: sigmod conference. year: 1994", "productB": "title: on supporting containment queries in relational database management systems. authors: chun zhang , jeffrey naughton , david dewitt , qiong luo , guy lohman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: answering queries with aggregation using views. authors: h. v. jagadish , shaul dar , divesh srivastava , alon y. levy. venue: vldb. year: 1996", "productB": "title: answering queries using views : a survey. authors: alon y. halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: theory of answering queries using views. authors: alon y. halevy. venue: sigmod record. year: 2000", "productB": "title: answering queries using views : a survey. authors: alon y. halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: answering queries with aggregation using views. authors: h. v. jagadish , shaul dar , divesh srivastava , alon y. levy. venue: vldb. year: 1996", "productB": "title: answering complex sql queries using automatic summary tables. authors: markos zaharioudakis , roberta cochrane , george lapis , hamid pirahesh , monica urata. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: infering structure in semistructured data. authors: rajeev motwani , serge abiteboul , svetlozar nestorov. venue: sigmod record. year: 1997", "productB": "title: describing semistructured data. authors: luca cardelli. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: semistructured und structured data in the web : going back and forth. authors: paolo merialdo , giansalvatore mecca , paolo atzeni. venue: sigmod record. year: 1997", "productB": "title: describing semistructured data. authors: luca cardelli. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: infering structure in semistructured data. authors: rajeev motwani , serge abiteboul , svetlozar nestorov. venue: sigmod record. year: 1997", "productB": "title: semistructured and structured data in the web : going back and forth. authors: paolo atzeni , giansalvatore mecca , paolo merialdo. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: semistructured and structured data in the web : going back and forth. authors: paolo atzeni , giansalvatore mecca , paolo merialdo. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: a general techniques for querying xml documents using a relational database system. authors: stratis viglas , eugene j. shekita , rajasekar krishnamurthy , jayavel shanmugasundaram , jeffrey f. naughton , jerry kiernan , igor tatarinov. venue: sigmod record. year: 2001", "productB": "title: bulk-loading techniques for object databases and an application to relational data. authors: sihem amer-yahia , sophie cluet , claude delobel. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: application of oodb and sgml techniques in text database : an electronic dictionary system. authors: jian zhang. venue: sigmod record. year: 1995", "productB": "title: bulk-loading techniques for object databases and an application to relational data. authors: sihem amer-yahia , sophie cluet , claude delobel. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: a general techniques for querying xml documents using a relational database system. authors: stratis viglas , eugene j. shekita , rajasekar krishnamurthy , jayavel shanmugasundaram , jeffrey f. naughton , jerry kiernan , igor tatarinov. venue: sigmod record. year: 2001", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene j. shekita , rimon barr , michael j. carey , bruce g. lindsay , hamid pirahesh , berthold reinwald. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient ir-style keyword search over relational databases. authors: yannis papakonstantinou , luis gravano , vagelis hristidis. venue: vldb. year: 2003", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene j. shekita , rimon barr , michael j. carey , bruce g. lindsay , hamid pirahesh , berthold reinwald. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient schemes for managing multiversionxml documents. authors: shu-yao chien , carlo zaniolo , vassilis j. tsotras. venue: vldb j.. year: 2002", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene j. shekita , rimon barr , michael j. carey , bruce g. lindsay , hamid pirahesh , berthold reinwald. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: querying xml views of relational data. authors: jerry kiernan , jayavel shanmugasundaram , catalina fan , eugene j. shekita , john funderburk. venue: vldb. year: 2001", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene j. shekita , rimon barr , michael j. carey , bruce g. lindsay , hamid pirahesh , berthold reinwald. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient structural joins on indexed xml documents. authors: zografoula vagena , shu-yao chien , vassilis j. tsotras , carlo zaniolo , donghui zhang. venue: vldb. year: 2002", "productB": "title: efficiently publishing relational data as xml documents. authors: jayavel shanmugasundaram , eugene j. shekita , rimon barr , michael j. carey , bruce g. lindsay , hamid pirahesh , berthold reinwald. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: smooth - a distributed multimedia database system. authors: christian hanin , roland tusch , carmen riedler , harald kosch , margit lang , l\u00e1szl\u00f3 b\u00f6sz\u00f6rm\u00e9nyi , christian hofbauer , alexander bachlechner. venue: vldb. year: 2001", "productB": "title: standard for multimedia databases. authors: john r. smith. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: standards for databases on the grid. authors: andrew eisenberg , jim melton , susan malaika. venue: sigmod record. year: 2003", "productB": "title: standard for multimedia databases. authors: john r. smith. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: supporting efficient multimedia database exploration. authors: k. sel\u00e7uk candan , yoshinori hara , kyoji hirata , wen-syan li. venue: vldb j.. year: 2001", "productB": "title: standard for multimedia databases. authors: john r. smith. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: smooth - a distributed multimedia database system. authors: christian hanin , roland tusch , carmen riedler , harald kosch , margit lang , l\u00e1szl\u00f3 b\u00f6sz\u00f6rm\u00e9nyi , christian hofbauer , alexander bachlechner. venue: vldb. year: 2001", "productB": "title: a user-centered interface for querying distributed multimedia databases. authors: isabel f. cruz , kimberly m. james. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: semantic access : semantic interface for querying databases. authors: naphtali rishe , rukshan athauda , artyom shaposhnikov , jun yuan , dmitry vasilevsky , xiaoling lu , xiaobin ma , shu-ching chen , alexander vaschillo. venue: vldb. year: 2000", "productB": "title: a user-centered interface for querying distributed multimedia databases. authors: isabel f. cruz , kimberly m. james. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: facilitating multimedia database exploration through visual interfaces and perpetual query reformulations. authors: kyoji hirata , yoshinori hara , wen-syan li , k. sel\u00e7uk candan. venue: vldb. year: 1997", "productB": "title: a user-centered interface for querying distributed multimedia databases. authors: isabel f. cruz , kimberly m. james. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: smooth - a distributed multimedia database system. authors: christian hanin , roland tusch , carmen riedler , harald kosch , margit lang , l\u00e1szl\u00f3 b\u00f6sz\u00f6rm\u00e9nyi , christian hofbauer , alexander bachlechner. venue: vldb. year: 2001", "productB": "title: smooth - a distributed multimedia database system. authors: harald kosch , l á szl ó b ö sz ö rm é nyi , alexander bachlechner , christian hanin , christian hofbauer , margit lang , carmen riedler , roland tusch. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: smooth - a distributed multimedia database system. authors: harald kosch , l á szl ó b ö sz ö rm é nyi , alexander bachlechner , christian hanin , christian hofbauer , margit lang , carmen riedler , roland tusch. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: mocha : a self-extensible database middleware system for distributed data sources. authors: manuel rodriguez-martinez , nick roussopoulos. venue: sigmod conference. year: 2000", "productB": "title: smooth - a distributed multimedia database system. authors: harald kosch , l á szl ó b ö sz ö rm é nyi , alexander bachlechner , christian hanin , christian hofbauer , margit lang , carmen riedler , roland tusch. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: smooth - a distributed multimedia database system. authors: christian hanin , roland tusch , carmen riedler , harald kosch , margit lang , l\u00e1szl\u00f3 b\u00f6sz\u00f6rm\u00e9nyi , christian hofbauer , alexander bachlechner. venue: vldb. year: 2001", "productB": "title: disima : a distributed and interoperable image database system. authors: vincent oria , m. tamer Ö zsu , paul j. iglinski , shu lin , bin yao. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: disima : a distributed and interoperable image database system. authors: vincent oria , m. tamer Ö zsu , paul j. iglinski , shu lin , bin yao. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: metu interoperable database system. authors: sema mancuhan , ismailcem budak arpinar , fatma ozcan , pinar koksal , asuman dogac , g\u00f6khan \u00f6zhan , cevdet dengi , ugur halici , cem evrendilek , sena nural , ebru kilic. venue: sigmod conference. year: 1996", "productB": "title: disima : a distributed and interoperable image database system. authors: vincent oria , m. tamer Ö zsu , paul j. iglinski , shu lin , bin yao. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: revisiting commit processing in distributed database systems. authors: krithi ramamritham , jayant r. haritsa , ramesh gupta. venue: sigmod conference. year: 1997", "productB": "title: disima : a distributed and interoperable image database system. authors: vincent oria , m. tamer Ö zsu , paul j. iglinski , shu lin , bin yao. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: optimizing queries on files. authors: tova milo , mariano p. consens. venue: sigmod conference. year: 1994", "productB": "title: optimizing queries across diverse data sources. authors: laura m. haas , donald kossmann , edward l. wimmers , jun yang. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: optimizing the secure evaluation of twig queries. authors: sihem amer-yahia , divesh srivastava , sungran cho , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: optimizing queries across diverse data sources. authors: laura m. haas , donald kossmann , edward l. wimmers , jun yang. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: optimizing queries on files. authors: tova milo , mariano p. consens. venue: sigmod conference. year: 1994", "productB": "title: optimizing multi-feature queries for image databases. authors: ulrich g ü ntzer , wolf-tilo balke , werner kie ß ling. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: optimizing multi-feature queries for image databases. authors: ulrich g\u00fcntzer , werner kie\u00dfling , wolf-tilo balke. venue: vldb. year: 2000", "productB": "title: optimizing multi-feature queries for image databases. authors: ulrich g ü ntzer , wolf-tilo balke , werner kie ß ling. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: sql open heterogeneous data access. authors: berthold reinwald , hamid pirahesh. venue: sigmod conference. year: 1998", "productB": "title: answering xml queries on heterogeneous data sources. authors: ioana manolescu , daniela florescu , donald kossmann. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: querying heterogeneous information sources using source descriptions. authors: anand rajaraman , alon y. levy , joann j. ordille. venue: vldb. year: 1996", "productB": "title: answering xml queries on heterogeneous data sources. authors: ioana manolescu , daniela florescu , donald kossmann. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: optimizing queries across diverse data sources. authors: edward l. wimmers , donald kossmann , jun yang , laura m. haas. venue: vldb. year: 1997", "productB": "title: answering xml queries on heterogeneous data sources. authors: ioana manolescu , daniela florescu , donald kossmann. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: efficiently publishing relational data as xml documents. authors: berthold reinwald , jayavel shanmugasundaram , michael j. carey , eugene j. shekita , hamid pirahesh , bruce g. lindsay , rimon barr. venue: vldb. year: 2000", "productB": "title: xperanto : middleware for publishing object-relational data as xml documents. authors: michael j. carey , jerry kiernan , jayavel shanmugasundaram , eugene j. shekita , subbu n. subramanian. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: optimizing the secure evaluation of twig queries. authors: sihem amer-yahia , divesh srivastava , sungran cho , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: adaptable query optimization and evaluation in temporal middleware. authors: christian s. jensen , richard t. snodgrass , giedrius slivinskas. venue: sigmod conference. year: 2001", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: parametric query optimization. authors: raymond t. ng , timos k. sellis , yannis e. ioannidis , kyuseok shim. venue: vldb j.. year: 1997", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: iterative dynamic programming : a new class of query optimization algorithms. authors: donald kossmann , konrad stocker. venue: acm trans . database syst .. year: 2000", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: dissemination of dynamic data. authors: pavan deolasee , amol katkar , krithi ramamritham , ankur panchbudhe , prashant j. shenoy. venue: sigmod conference. year: 2001", "productB": "title: optimization of dynamic query evaluation plans. authors: richard l. cole , goetz graefe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: optimizing the secure evaluation of twig queries. authors: sihem amer-yahia , divesh srivastava , sungran cho , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: progressive evaluation of nested aggregate queries. authors: kian-lee tan , cheng hian goh , beng chin ooi. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: adaptive parallel aggregation algorithms. authors: jeffrey f. naughton , ambuj shatdal. venue: sigmod conference. year: 1995", "productB": "title: aggregation algorithms for very large compressed data warehouses. authors: jianzhong li , doron rotem , jaideep srivastava. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: efficient snapshot differential algorithms for data warehousing. authors: hector garcia-molina , wilburt labio. venue: vldb. year: 1996", "productB": "title: aggregation algorithms for very large compressed data warehouses. authors: jianzhong li , doron rotem , jaideep srivastava. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: adaptive parallel aggregation algorithms. authors: jeffrey f. naughton , ambuj shatdal. venue: sigmod conference. year: 1995", "productB": "title: an adaptive data replication algorithm. authors: ouri wolfson , sushil jajodia , yixiu huang. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: querying network directories. authors: dimitra vista , h. v. jagadish , divesh srivastava , tova milo , laks v. s. lakshmanan. venue: sigmod conference. year: 1999", "productB": "title: querying network directories. authors: h. v. jagadish , laks v. s. lakshmanan , tova milo , divesh srivastava , dimitra vista. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: querying network directories. authors: dimitra vista , h. v. jagadish , divesh srivastava , tova milo , laks v. s. lakshmanan. venue: sigmod conference. year: 1999", "productB": "title: panel : querying networked databases. authors: nick koudas , divesh srivastava. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: mindreader : querying databases through multiple examples. authors: ravishankar subramanya , christos faloutsos , yoshiharu ishikawa. venue: vldb. year: 1998", "productB": "title: panel : querying networked databases. authors: nick koudas , divesh srivastava. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: databases for networks. authors: h. v. jagadish. venue: sigmod conference. year: 1994", "productB": "title: panel : querying networked databases. authors: nick koudas , divesh srivastava. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: panel : querying networked databases. authors: divesh srivastava , nick koudas. venue: sigmod conference. year: 2003", "productB": "title: panel : querying networked databases. authors: nick koudas , divesh srivastava. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: graphdb : modeling and querying graphs in databases. authors: ralf hartmut g\u00fcting. venue: vldb. year: 1994", "productB": "title: panel : querying networked databases. authors: nick koudas , divesh srivastava. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: optimizing relational queries in connection hypergraphs : nested queries , views , and binding propagations. authors: jia liang han. venue: vldb j.. year: 1998", "productB": "title: optimizing relational queries in connection hypergraphs : nested queries , views , and binding propagations. authors: jia liang han. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": true}
{"productA": "title: efficiently instantiating view-objects from remote relational databases. authors: gio wiederhold , byung suk lee. venue: vldb j.. year: 1994", "productB": "title: efficiently instantiating view-objects from remote relational databases. authors: byung suk lee , gio wiederhold. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": true}
{"productA": "title: entrans : a system for flexible consistency maintenance in directory applications. authors: anandi herlekar , atul deopujari , shaymsunder gopale , shridhar shukla , krithi ramamritham. venue: vldb. year: 2002", "productB": "title: paradise : a database system for gis applications. authors: corporate the paradise team. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: paradise : a database system for gis applications. authors: corporate the paradise team. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: paradise : a database system for gis applications. authors: corporate the paradise team. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: delaunay : a database visualization system. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: sigmod conference. year: 1997", "productB": "title: paradise : a database system for gis applications. authors: corporate the paradise team. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: visionary : a next generation visualization system for databases. authors: michael stonebraker. venue: sigmod conference. year: 2003", "productB": "title: paradise : a database system for gis applications. authors: corporate the paradise team. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , takeshi tokuyama , shinichi morishita. venue: vldb. year: 1996", "productB": "title: sonar : system for optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , shinichi morishita , takeshi tokuyama. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: constructing efficient decision trees by using optimized numeric association rules. authors: takeshi fukuda , yasuhiko morimoto , takeshi tokuyama , shinichi morishita. venue: vldb. year: 1996", "productB": "title: communication-efficient distributed mining of association rules. authors: assaf schuster , ran wolff. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: an adaptive data replication algorithm. authors: ouri wolfson , yixiu huang , sushil jajodia. venue: acm trans . database syst .. year: 1997", "productB": "title: are quorums an alternative for data replication ?. authors: ricardo jim é nez-peris , m. pati ñ o-mart í nez , gustavo alonso , bettina kemme. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: generating dynamic content at database-backed web servers : cgi-bin vs. mod_perl. authors: alexandros labrinidis , nick roussopoulos. venue: sigmod record. year: 2000", "productB": "title: generating dynamic content at database-backed web servers : cgi-bin vs. mod_perl. authors: alexandros labrinidis , nick roussopoulos. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: enabling dynamic content caching for database-driven web sites. authors: qiong luo , divyakant agrawal , wen-syan li , wang-pin hsiung , k. sel\u00e7uk candan. venue: sigmod conference. year: 2001", "productB": "title: generating dynamic content at database-backed web servers : cgi-bin vs. mod_perl. authors: alexandros labrinidis , nick roussopoulos. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: distance-based indexing for high-dimensional metric spaces. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: sigmod conference. year: 1997", "productB": "title: indexing very high-dimensional sparse and quasi-sparse vectors for similarity searches. authors: changzhou wang , x. sean wang. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: distance-based indexing for high-dimensional metric spaces. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: sigmod conference. year: 1997", "productB": "title: re-designing distance functions and distance-based applications for high dimensional data. authors: charu c. aggarwal. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: automatic subspace clustering of high dimensional data for data mining applications. authors: johannes gehrke , rakesh agrawal , dimitrios gunopulos , prabhakar raghavan. venue: sigmod conference. year: 1998", "productB": "title: re-designing distance functions and distance-based applications for high dimensional data. authors: charu c. aggarwal. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: parallel algorithms for high-dimensional similarity joins for data mining applications. authors: rakesh agrawal , john c. shafer. venue: vldb. year: 1997", "productB": "title: re-designing distance functions and distance-based applications for high dimensional data. authors: charu c. aggarwal. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: sigmod conference. year: 2001", "productB": "title: re-designing distance functions and distance-based applications for high dimensional data. authors: charu c. aggarwal. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: distance-based indexing for high-dimensional metric spaces. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: sigmod conference. year: 1997", "productB": "title: finding intensional knowledge of distance-based outliers. authors: edwin m. knorr , raymond t. ng. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: distance-based indexing for high-dimensional metric spaces. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: sigmod conference. year: 1997", "productB": "title: independence is good : dependency-based histogram synopses for high-dimensional data. authors: amol deshpande , minos garofalakis , rajeev rastogi. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: proximity search in databases. authors: narayanan shivakumar , hector garcia-molina , roy goldman , suresh venkatasubramanian. venue: vldb. year: 1998", "productB": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: dimensionality reduction for similarity searching in dynamic databases. authors: ambuj k. singh , kothuri venkata ravi kanth , divyakant agrawal. venue: sigmod conference. year: 1998", "productB": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: efficient ir-style keyword search over relational databases. authors: yannis papakonstantinou , luis gravano , vagelis hristidis. venue: vldb. year: 2003", "productB": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: proximity search in databases. authors: narayanan shivakumar , hector garcia-molina , roy goldman , suresh venkatasubramanian. venue: vldb. year: 1998", "productB": "title: fast nearest neighbor search in medical image databases. authors: flip korn , nikolaos sidiropoulos , christos faloutsos , eliot siegel , zenon protopapas. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: fast nearest neighbor search in medical image databases. authors: zenon protopapas , christos faloutsos , eliot siegel , flip korn , nikolaos sidiropoulos. venue: vldb. year: 1996", "productB": "title: fast nearest neighbor search in medical image databases. authors: flip korn , nikolaos sidiropoulos , christos faloutsos , eliot siegel , zenon protopapas. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: fast high-dimensional data search in incomplete databases. authors: kian-lee tan , cheng hian goh , beng chin ooi. venue: vldb. year: 1998", "productB": "title: fast nearest neighbor search in medical image databases. authors: flip korn , nikolaos sidiropoulos , christos faloutsos , eliot siegel , zenon protopapas. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: continuous nearest neighbor search. authors: dimitris papadias , yufei tao , qiongmao shen. venue: vldb. year: 2002", "productB": "title: fast nearest neighbor search in medical image databases. authors: flip korn , nikolaos sidiropoulos , christos faloutsos , eliot siegel , zenon protopapas. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: proximity search in databases. authors: narayanan shivakumar , hector garcia-molina , roy goldman , suresh venkatasubramanian. venue: vldb. year: 1998", "productB": "title: dimensionality reduction for similarity searching in dynamic databases. authors: k. v. ravi kanth , divyakant agrawal , ambuj singh. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: dimensionality reduction for similarity searching in dynamic databases. authors: ambuj k. singh , kothuri venkata ravi kanth , divyakant agrawal. venue: sigmod conference. year: 1998", "productB": "title: dimensionality reduction for similarity searching in dynamic databases. authors: k. v. ravi kanth , divyakant agrawal , ambuj singh. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: indexing very high-dimensional sparse and quasi-sparse vectors for similarity searches. authors: xiaoyang sean wang , changzhou wang. venue: vldb j.. year: 2001", "productB": "title: dimensionality reduction for similarity searching in dynamic databases. authors: k. v. ravi kanth , divyakant agrawal , ambuj singh. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: proximity search in databases. authors: narayanan shivakumar , hector garcia-molina , roy goldman , suresh venkatasubramanian. venue: vldb. year: 1998", "productB": "title: fast high-dimensional data search in incomplete databases. authors: beng chin ooi , cheng hian goh , kian-lee tan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: fast nearest neighbor search in medical image databases. authors: zenon protopapas , christos faloutsos , eliot siegel , flip korn , nikolaos sidiropoulos. venue: vldb. year: 1996", "productB": "title: fast high-dimensional data search in incomplete databases. authors: beng chin ooi , cheng hian goh , kian-lee tan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: dimensionality reduction for similarity searching in dynamic databases. authors: ambuj k. singh , kothuri venkata ravi kanth , divyakant agrawal. venue: sigmod conference. year: 1998", "productB": "title: fast high-dimensional data search in incomplete databases. authors: beng chin ooi , cheng hian goh , kian-lee tan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: discover : keyword search in relational databases. authors: vagelis hristidis , yannis papakonstantinou. venue: vldb. year: 2002", "productB": "title: fast high-dimensional data search in incomplete databases. authors: beng chin ooi , cheng hian goh , kian-lee tan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: a foundation for multi-dimensional databases. authors: laks v. s. lakshmanan , marc gyssens. venue: vldb. year: 1997", "productB": "title: fast high-dimensional data search in incomplete databases. authors: beng chin ooi , cheng hian goh , kian-lee tan. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: a database perspective on lotus domino/notes. authors: c. mohan. venue: sigmod conference. year: 1999", "productB": "title: a database perspective on lotus domino/notes. authors: c. mohan. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: the semantic web : semantics for data on the web. authors: vipul kashyap , stefan decker. venue: vldb. year: 2003", "productB": "title: the ρ operator : discovering and ranking associations on the semantic web. authors: kemafor anyanwu , amit sheth. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: the grid : an application of the semantic web. authors: carole a. goble , david de roure. venue: sigmod record. year: 2002", "productB": "title: the ρ operator : discovering and ranking associations on the semantic web. authors: kemafor anyanwu , amit sheth. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: the semantic web : semantics for data on the web. authors: vipul kashyap , stefan decker. venue: vldb. year: 2003", "productB": "title: monitoring xml data on the web. authors: benjamin nguyen , serge abiteboul , gr é gory cobena , miha í preda. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the semantic web : semantics for data on the web. authors: vipul kashyap , stefan decker. venue: vldb. year: 2003", "productB": "title: learning to match ontologies on the semantic web. authors: anhai doan , jayant madhavan , robin dhamankar , pedro domingos , alon halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: the tpr * - tree : an optimized spatio-temporal access method for predictive queries. authors: dimitris papadias , jimeng sun , yufei tao. venue: vldb. year: 2003", "productB": "title: mv3r-tree : a spatio-temporal access method for timestamp and interval queries. authors: yufei tao , dimitris papadias. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: parallel database systems in the 1990 's. authors: michael j. carey. venue: sigmod conference. year: 1994", "productB": "title: towards self-tuning data placement in parallel database systems. authors: mong li lee , masaru kitsuregawa , beng chin ooi , kian-lee tan , anirban mondal. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: data placement in shared-nothing parallel database systems. authors: manish mehta , david j. dewitt. venue: vldb j.. year: 1997", "productB": "title: towards self-tuning data placement in parallel database systems. authors: mong li lee , masaru kitsuregawa , beng chin ooi , kian-lee tan , anirban mondal. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: the algres testbed of chimera : an active object-oriented database system. authors: stefano ceri , piero fraternali , stefano paraboschi , giuseppe psaila. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: integrating a structured-text retrieval system with an object-oriented database system. authors: jurgen annevelink , tak w. yan. venue: vldb. year: 1994", "productB": "title: the algres testbed of chimera : an active object-oriented database system. authors: stefano ceri , piero fraternali , stefano paraboschi , giuseppe psaila. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the persistent cache : improving oid indexing in temporal object-oriented database systems. authors: kjetil n\u00f8rv\u00e5g. venue: vldb. year: 1999", "productB": "title: the algres testbed of chimera : an active object-oriented database system. authors: stefano ceri , piero fraternali , stefano paraboschi , giuseppe psaila. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the algres testbed of chimera : an active object-oriented database system. authors: giuseppe psaila , stefano ceri , stefano paraboschi , piero fraternali. venue: sigmod conference. year: 1995", "productB": "title: the algres testbed of chimera : an active object-oriented database system. authors: stefano ceri , piero fraternali , stefano paraboschi , giuseppe psaila. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: naos - efficient and modular reactive capabilities in an object-oriented database system. authors: thierry coupaye , t. svensen , christine collet. venue: vldb. year: 1994", "productB": "title: the algres testbed of chimera : an active object-oriented database system. authors: stefano ceri , piero fraternali , stefano paraboschi , giuseppe psaila. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the ccube constraint object-oriented database system. authors: alexander brodsky , pavel a. exarkhopoulo , victor e. segal , jia chen. venue: sigmod conference. year: 1999", "productB": "title: mosaico-a system for conceptual modeling and rapid prototyping of object-oriented database application. authors: m. missikoff , m. toiati. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: object-oriented , rapid application development in a pc database environment. authors: fox development team. venue: sigmod conference. year: 1995", "productB": "title: mosaico-a system for conceptual modeling and rapid prototyping of object-oriented database application. authors: m. missikoff , m. toiati. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: improving adaptable similarity query processing by using approximations. authors: hans-peter kriegel , bernhard braunm\u00fcller , thomas seidl , mihael ankerst. venue: vldb. year: 1998", "productB": "title: feedbackbypass : a new approach to interactive similarity query processing. authors: ilaria bartolini , paolo ciaccia , florian waas. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: feedbackbypass : a new approach to interactive similarity query processing. authors: paolo ciaccia , florian waas , ilaria bartolini. venue: vldb. year: 2001", "productB": "title: feedbackbypass : a new approach to interactive similarity query processing. authors: ilaria bartolini , paolo ciaccia , florian waas. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: improving adaptable similarity query processing by using approximations. authors: hans-peter kriegel , bernhard braunm\u00fcller , thomas seidl , mihael ankerst. venue: vldb. year: 1998", "productB": "title: improving adaptable similarity query processing by using approximations. authors: mihael ankerst , bernhard braunm ü ller , hans-peter kriegel , thomas seidl. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: dynamic sample selection for approximate query processing. authors: gautam das , surajit chaudhuri , brian babcock. venue: sigmod conference. year: 2003", "productB": "title: improving adaptable similarity query processing by using approximations. authors: mihael ankerst , bernhard braunm ü ller , hans-peter kriegel , thomas seidl. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: the araneus web-base management system. authors: giansalvatore mecca , paolo merialdo , alessandro masci , paolo atzeni , giuseppe sindoni. venue: sigmod conference. year: 1998", "productB": "title: tigukat : a uniform behavioral objectbase management system. authors: m. tamer Ö zsu , randal peters , duane szafron , boman irani , anna lipka , adriana mu ñ oz. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: vldb. year: 1996", "productB": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: the network is the database : data management for highly distributed systems. authors: michael j. wynblatt , julio c. navas. venue: sigmod conference. year: 2001", "productB": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the ecobase project : database and web technologies for environmental information systems. authors: asterio k. tanaka , patrick valduriez. venue: sigmod record. year: 2001", "productB": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: paradise : a database system for gis applications. authors: paradise team. venue: sigmod conference. year: 1995", "productB": "title: the structured information manager : a database system for sgml documents. authors: ron sacks-davis. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: s3 : similarity search in cad database systems. authors: hans-peter kriegel , stefan berchtold. venue: sigmod conference. year: 1997", "productB": "title: index-driven similarity search in metric spaces. authors: gisli r. hjaltason , hanan samet. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: near neighbor search in large metric spaces. authors: sergey brin. venue: vldb. year: 1995", "productB": "title: index-driven similarity search in metric spaces. authors: gisli r. hjaltason , hanan samet. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: fast parallel similarity search in multimedia databases. authors: christian b\u00f6hm , bernhard braunm\u00fcller , hans-peter kriegel , daniel a. keim , stefan berchtold. venue: sigmod conference. year: 1997", "productB": "title: index-driven similarity search in metric spaces. authors: gisli r. hjaltason , hanan samet. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: s3 : similarity search in cad database systems. authors: hans-peter kriegel , stefan berchtold. venue: sigmod conference. year: 1997", "productB": "title: fast parallel similarity search in multimedia databases. authors: stefan berchtold , christian b ö hm , bernhard braunm ü ller , daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: mpeg-7 standard for multimedia databases. authors: john r. smith. venue: sigmod conference. year: 2001", "productB": "title: fast parallel similarity search in multimedia databases. authors: stefan berchtold , christian b ö hm , bernhard braunm ü ller , daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: fast nearest neighbor search in medical image databases. authors: zenon protopapas , christos faloutsos , eliot siegel , flip korn , nikolaos sidiropoulos. venue: vldb. year: 1996", "productB": "title: fast parallel similarity search in multimedia databases. authors: stefan berchtold , christian b ö hm , bernhard braunm ü ller , daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: vldb. year: 1997", "productB": "title: fast parallel similarity search in multimedia databases. authors: stefan berchtold , christian b ö hm , bernhard braunm ü ller , daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: parallel database systems in the 1990 's. authors: michael j. carey. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: parallel database systems in the 1990 's. authors: michael j. carey. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: parallel database systems 101. authors: jim gray. venue: sigmod conference. year: 1995", "productB": "title: metu interoperable database system. authors: a. dogac , c. dengi , e. kilic , g. ozhan , f. ozcan , s. nural , c. evrendilek , u. halici , b. arpinar , p. koksal , n. kesim , s. mancuhan. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: metu interoperable database system. authors: ebru kilic , pinar koksal , cem evrendilek , ugur halici , sema mancuhan , n. kesim , asuman dogac , cevdet dengi , sena nural , g\u00f6khan \u00f6zhan , fatma ozcan , ismailcem budak arpinar. venue: sigmod record. year: 1995", "productB": "title: metu interoperable database system. authors: a. dogac , c. dengi , e. kilic , g. ozhan , f. ozcan , s. nural , c. evrendilek , u. halici , b. arpinar , p. koksal , n. kesim , s. mancuhan. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: an efficient method for checking object-oriented database schema correctness. authors: michele missikoff , anna formica , hans dietmar gr\u00f6ger. venue: acm trans . database syst .. year: 1998", "productB": "title: a cost model for clustered object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: a cost model for clustered object-oriented databases. authors: georges gardarin , jean-robert gruser , zhao-hui tang. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b\u00f6hlen , christian s. jensen. venue: vldb. year: 1999", "productB": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b ö hlen , christian s. jensen. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: semantic integration of semistructured and structured data sources. authors: sonia bergamaschi , maurizio vincini , silvana castano. venue: sigmod record. year: 1999", "productB": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b ö hlen , christian s. jensen. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: foreword : management of semistructured data. authors: dan suciu. venue: sigmod record. year: 1997", "productB": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b ö hlen , christian s. jensen. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b ö hlen , christian s. jensen. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: capturing and querying multiple aspects of semistructured data. authors: curtis e. dyreson , michael h. b\u00f6hlen , christian s. jensen. venue: vldb. year: 1999", "productB": "title: semantic integration of semistructured and structured data sources. authors: s. bergamaschi , s. castano , m. vincini. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: using quantitative information for efficient association rule generation. authors: m\u00e1rcio de carvalho , rodolfo f. resende , bruno p\u00f4ssas , wagner meira jr.. venue: sigmod record. year: 2000", "productB": "title: efficient filtering of xml documents for selective dissemination of information. authors: mehmet altinel , michael j. franklin. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: index structures for selective dissemination of information under the boolean model. authors: tak w. yan , hector garcia-molina. venue: acm trans . database syst .. year: 1994", "productB": "title: efficient filtering of xml documents for selective dissemination of information. authors: mehmet altinel , michael j. franklin. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient mining of xml query patterns for caching. authors: liang huai yang , mong-li lee , wynne hsu. venue: vldb. year: 2003", "productB": "title: efficient filtering of xml documents for selective dissemination of information. authors: mehmet altinel , michael j. franklin. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: using quantitative information for efficient association rule generation. authors: m\u00e1rcio de carvalho , rodolfo f. resende , bruno p\u00f4ssas , wagner meira jr.. venue: sigmod record. year: 2000", "productB": "title: using quantitative information for efficient association rule generation. authors: b. p ô ssas , m. carvalho , r. resende , w. meita , jr.. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: efficient filtering of xml documents for selective dissemination of information. authors: michael j. franklin , mehmet altinel. venue: vldb. year: 2000", "productB": "title: using quantitative information for efficient association rule generation. authors: b. p ô ssas , m. carvalho , r. resende , w. meita , jr.. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: sql : 1999 , formerly known as sql 3. authors: jim melton , andrew eisenberg. venue: sigmod record. year: 1999", "productB": "title: sql : 1999 , formerly known as sql3. authors: andrew eisenberg , jim melton. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: dynamic maintenance of wavelet-based histograms. authors: yossi matias , jeffrey scott vitter , min wang. venue: vldb. year: 2000", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: fast incremental maintenance of approximate histograms. authors: yossi matias , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1997", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: incremental maintenance for non-distributive aggregate functions. authors: themistoklis palpanas , richard sidle , hamid pirahesh , roberta cochrane. venue: vldb. year: 2002", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: dynamic maintenance of wavelet-based histograms. authors: yossi matias , jeffrey scott vitter , min wang. venue: vldb. year: 2000", "productB": "title: dynamic maintenance of wavelet-based histograms. authors: yossi matias , jeffrey scott vitter , min wang. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: fast incremental maintenance of approximate histograms. authors: yossi matias , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1997", "productB": "title: dynamic maintenance of wavelet-based histograms. authors: yossi matias , jeffrey scott vitter , min wang. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: the semantic web paving the way to the knowledge society. authors: pierre-paul sondag. venue: vldb. year: 2001", "productB": "title: the semantic web paving the way to the knowledge society. authors: pierre-paul sondag. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: temporal conditions and integrity constraints in active database systems. authors: ouri wolfson , a. prasad sistla. venue: sigmod conference. year: 1995", "productB": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: time-parameterized queries in spatio-temporal databases. authors: dimitris papadias , yufei tao. venue: sigmod conference. year: 2002", "productB": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: selectivity estimation in spatial databases. authors: viswanath poosala , sridhar ramaswamy , swarup acharya. venue: sigmod conference. year: 1999", "productB": "title: temporal aggregation in active database rules. authors: iakovos motakis , carlo zaniolo. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: temporal conditions and integrity constraints in active database systems. authors: ouri wolfson , a. prasad sistla. venue: sigmod conference. year: 1995", "productB": "title: active storage hierarchy , database systems and applications - socratic exegesis. authors: felipe cari ñ o , william o'connell , john burgess , joel h. saltz. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: temporal conditions and integrity constraints in active database systems. authors: ouri wolfson , a. prasad sistla. venue: sigmod conference. year: 1995", "productB": "title: integrating temporal , real-time , an active databases. authors: krithi ramamritham , raju sivasankaran , john a. stankovic , don t. towsley , ming xiong. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb. year: 1997", "productB": "title: integrating temporal , real-time , an active databases. authors: krithi ramamritham , raju sivasankaran , john a. stankovic , don t. towsley , ming xiong. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: integrating temporal , real-time , and active databases. authors: john a. stankovic , krithi ramamritham , ming xiong , rajendran m. sivasankaran , donald f. towsley. venue: sigmod record. year: 1996", "productB": "title: integrating temporal , real-time , an active databases. authors: krithi ramamritham , raju sivasankaran , john a. stankovic , don t. towsley , ming xiong. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: priority assignment in real-time active databases. authors: rajendran m. sivasankaran , bhaskar purimetla , john a. stankovic , krithi ramamritham , donald f. towsley. venue: vldb j.. year: 1996", "productB": "title: integrating temporal , real-time , an active databases. authors: krithi ramamritham , raju sivasankaran , john a. stankovic , don t. towsley , ming xiong. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: solving satisfiability and implication problems in database systems. authors: sha guo , wei sun , mark a. weiss. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: solving satisfiability and implication problems in database systems. authors: sha guo , wei sun , mark a. weiss. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: foundations of preferences in database systems. authors: werner kie\u00dfling. venue: vldb. year: 2002", "productB": "title: solving satisfiability and implication problems in database systems. authors: sha guo , wei sun , mark a. weiss. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: a new approach to developing and implementing eager database replication protocols. authors: gustavo alonso , bettina kemme. venue: acm trans . database syst .. year: 2000", "productB": "title: solving satisfiability and implication problems in database systems. authors: sha guo , wei sun , mark a. weiss. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: temporal database system implementations. authors: michael h. b\u00f6hlen. venue: sigmod record. year: 1995", "productB": "title: parallel database systems 101. authors: jim gray. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: metu interoperable database system. authors: sema mancuhan , ismailcem budak arpinar , fatma ozcan , pinar koksal , asuman dogac , g\u00f6khan \u00f6zhan , cevdet dengi , ugur halici , cem evrendilek , sena nural , ebru kilic. venue: sigmod conference. year: 1996", "productB": "title: parallel database systems 101. authors: jim gray. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: advances in real-time database systems research. authors: azer bestavros. venue: sigmod record. year: 1996", "productB": "title: parallel database systems 101. authors: jim gray. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: ptool : a light weight persistent object manager. authors: david hanley , robert l. grossman , xiao qin. venue: sigmod conference. year: 1995", "productB": "title: ptool : a scalable persistent object manager. authors: r. l. grossman , x. qin. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: ptool : a scalable persistent object manager. authors: xiao qin , robert l. grossman. venue: sigmod conference. year: 1994", "productB": "title: ptool : a scalable persistent object manager. authors: r. l. grossman , x. qin. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: issues in data stream management. authors: lukasz golab , m. tamer \u00f6zsu. venue: sigmod record. year: 2003", "productB": "title: issues in data stream management. authors: lukasz golab , m. tamer Ö zsu. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: aurora : a new model and architecture for data stream management. authors: christian convey , sangdon lee , ugur \u00e7etintemel , daniel j. abadi , michael stonebraker , mitch cherniack , donald carney , stanley b. zdonik , nesime tatbul. venue: vldb j.. year: 2003", "productB": "title: issues in data stream management. authors: lukasz golab , m. tamer Ö zsu. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: data management issues in electronic commerce ( panel ). authors: m. tamer \u00f6zsu. venue: sigmod conference. year: 1999", "productB": "title: issues in data stream management. authors: lukasz golab , m. tamer Ö zsu. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: evolution and change in data management - issues and directions. authors: kathleen hornsby , heidi gregersen , lex wedemeijer , tomi m\u00e4nnist\u00f6 , john f. roddick , florida estrella , federica mandreoli , marlon dumas , lina al-jadir , enric mayol , leopoldo e. bertossi , jens lufter. venue: sigmod record. year: 2000", "productB": "title: issues in data stream management. authors: lukasz golab , m. tamer Ö zsu. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: xml and electronic commerce : enabling the network economy. authors: robert j. glushko , bart meltzer. venue: sigmod record. year: 1998", "productB": "title: xml and electronic commerce : enabling the network economy. authors: bart meltzer , robert glushko. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: xml and electronic commerce : enabling the network economy. authors: robert j. glushko , bart meltzer. venue: sigmod record. year: 1998", "productB": "title: electronic commerce : tutorial. authors: nabil r. adam , yelena yesha. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: building knowledge base management systems. authors: john mylopoulos , vinay chaudhri , dimitris plexousakis , adel shrufi , thodoros topologlou. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: sigmod conference. year: 2003", "productB": "title: building knowledge base management systems. authors: john mylopoulos , vinay chaudhri , dimitris plexousakis , adel shrufi , thodoros topologlou. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: grid data management systems & services. authors: reagan moore , arun jagatheesan , paul watson , norman w. paton. venue: vldb. year: 2003", "productB": "title: building knowledge base management systems. authors: john mylopoulos , vinay chaudhri , dimitris plexousakis , adel shrufi , thodoros topologlou. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: building knowledge base management systems. authors: john mylopoulos , vinay chaudhri , dimitris plexousakis , adel shrufi , thodoros topologlou. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: mocha : a self-extensible database middleware system for distributed data sources. authors: manuel rodr í guez-mart í nez , nick roussopoulos. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: locating data sources in large distributed systems. authors: david j. dewitt , leonidas galanis , shawn r. jeffery , yuan wang. venue: vldb. year: 2003", "productB": "title: mocha : a self-extensible database middleware system for distributed data sources. authors: manuel rodr í guez-mart í nez , nick roussopoulos. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: the mariposa distributed database management system. authors: jeff sidell. venue: sigmod record. year: 1996", "productB": "title: the wasa2 object-oriented workflow management system. authors: gottfried vossen , mathias weske. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: object query standards. authors: andrew e. wade. venue: sigmod record. year: 1996", "productB": "title: object query standards. authors: andrew e. wade. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: object query standards. authors: andrew e. wade. venue: sigmod record. year: 1996", "productB": "title: standards. authors: andrew eisenberg. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: converting relational to object-oriented databases. authors: joseph fong. venue: sigmod record. year: 1997", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: banks : browsing and keyword searching in relational databases. authors: arvind hulgeri , gaurav bhalotia , soumen chakrabarti , parag , s. sudarshan , charuta nakhe , b. aditya. venue: vldb. year: 2002", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: querying xml views of relational data. authors: jerry kiernan , jayavel shanmugasundaram , catalina fan , eugene j. shekita , john funderburk. venue: vldb. year: 2001", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: sideway value algebra for object-relational databases. authors: z. meral \u00f6zsoyoglu , gultekin \u00f6zsoyoglu , abdullah al-hamdani , \u00f6zg\u00fcr ulusoy , selma ayse \u00f6zel , ismail seng\u00f6r alting\u00f6vde. venue: vldb. year: 2002", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: storage and retrieval of xml data using relational databases. authors: surajit chaudhuri , kyuseok shim. venue: vldb. year: 2001", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: dbminer : interactive mining of multiple-level knowledge in relational databases. authors: wei wang , krzysztof koperski , yongjian fu , osmar r. za\u00efane , jenny chiang , jiawei han. venue: sigmod conference. year: 1996", "productB": "title: declarative updates of relational databases. authors: weidong chen. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: supersql : an extended sql for database publishing and presentation. authors: motomichi toyama. venue: sigmod conference. year: 1998", "productB": "title: actiview : adaptive data presentation using supersql. authors: yoko maeda , motomichi toyama. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: on schema matching with opaque column names and data values. authors: jaewoo kang , jeffrey f. naughton. venue: sigmod conference. year: 2003", "productB": "title: on schema matching with opaque column names and data values. authors: jaewoo kang , jeffrey f. naughton. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: materialized views and data warehouses. authors: nick roussopoulos. venue: sigmod record. year: 1998", "productB": "title: what is the data warehousing problem ? ( are materialized views the answer ? ). authors: ashish gupta , inderpal singh mumick. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: algorithms for materialized view design in data warehousing environment. authors: kamalakar karlapalem , jian yang , qing li. venue: vldb. year: 1997", "productB": "title: what is the data warehousing problem ? ( are materialized views the answer ? ). authors: ashish gupta , inderpal singh mumick. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: materialized views and data warehouses. authors: nick roussopoulos. venue: sigmod record. year: 1998", "productB": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: sigmod record. year: 2000", "productB": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: issues in developing very large data warehouses. authors: vish jumani , lyman do , david van rossum , pamela drew , wei jin. venue: vldb. year: 1998", "productB": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: concurrency in the data warehouse. authors: richard taylor. venue: vldb. year: 2000", "productB": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: eliminating fuzzy duplicates in data warehouses. authors: rohit ananthakrishna , venkatesh ganti , surajit chaudhuri. venue: vldb. year: 2002", "productB": "title: knowledge discovery in data warehouses. authors: themistoklis palpanas. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: dynamat : a dynamic view management system for data warehouses. authors: nick roussopoulos , yannis kotidis. venue: sigmod conference. year: 1999", "productB": "title: a case for dynamic view management. authors: yannis kotidis , nick roussopoulos. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: a case for dynamic view management. authors: nick roussopoulos , yannis kotidis. venue: acm trans . database syst .. year: 2001", "productB": "title: a case for dynamic view management. authors: yannis kotidis , nick roussopoulos. venue: acm transactions on database systems ( tods ). year: 2001", "same": true}
{"productA": "title: dynamat : a dynamic view management system for data warehouses. authors: nick roussopoulos , yannis kotidis. venue: sigmod conference. year: 1999", "productB": "title: view management in multimedia databases. authors: k. sel ç uk candan , eric lemar , v. s. subrahmanian. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: view management in multimedia databases. authors: v. s. subrahmanian , eric lemar , k. sel\u00e7uk candan. venue: vldb j.. year: 2000", "productB": "title: view management in multimedia databases. authors: k. sel ç uk candan , eric lemar , v. s. subrahmanian. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": true}
{"productA": "title: filenet integrated document management database usage and issues. authors: daniel s. whelan. venue: sigmod conference. year: 1998", "productB": "title: view management in multimedia databases. authors: k. sel ç uk candan , eric lemar , v. s. subrahmanian. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: vldb. year: 1997", "productB": "title: view management in multimedia databases. authors: k. sel ç uk candan , eric lemar , v. s. subrahmanian. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: dynamat : a dynamic view management system for data warehouses. authors: nick roussopoulos , yannis kotidis. venue: sigmod conference. year: 1999", "productB": "title: data management for earth system science. authors: james frew , jeff dozier. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: data management for earth system science. authors: james frew , jeff dozier. venue: sigmod record. year: 1997", "productB": "title: data management for earth system science. authors: james frew , jeff dozier. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: dynamat : a dynamic view management system for data warehouses. authors: nick roussopoulos , yannis kotidis. venue: sigmod conference. year: 1999", "productB": "title: watchman : a data warehouse intelligent cache manager. authors: peter scheuermann , junho shim , radek vingralek. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: watchman : a data warehouse intelligent cache manager. authors: peter scheuermann , junho shim , radek vingralek. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: efficiently publishing relational data as xml documents. authors: bruce g. lindsay , hamid pirahesh , berthold reinwald , michael j. carey , rimon barr , jayavel shanmugasundaram , eugene j. shekita. venue: vldb j.. year: 2001", "productB": "title: relational databases for querying xml documents : limitations and opportunities. authors: jayavel shanmugasundaram , kristin tufte , chun zhang , gang he , david j. dewitt , jeffrey f. naughton. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: storing and querying ordered xml using a relational database system. authors: kevin s. beyer , jayavel shanmugasundaram , chun zhang , igor tatarinov , stratis viglas , eugene j. shekita. venue: sigmod conference. year: 2002", "productB": "title: relational databases for querying xml documents : limitations and opportunities. authors: jayavel shanmugasundaram , kristin tufte , chun zhang , gang he , david j. dewitt , jeffrey f. naughton. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: a system for watermarking relational databases. authors: peter j. haas , rakesh agrawal , jerry kiernan. venue: sigmod conference. year: 2003", "productB": "title: relational databases for querying xml documents : limitations and opportunities. authors: jayavel shanmugasundaram , kristin tufte , chun zhang , gang he , david j. dewitt , jeffrey f. naughton. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: efficiently publishing relational data as xml documents. authors: bruce g. lindsay , hamid pirahesh , berthold reinwald , michael j. carey , rimon barr , jayavel shanmugasundaram , eugene j. shekita. venue: vldb j.. year: 2001", "productB": "title: efficient schemes for managing multiversionxml documents. authors: s.-y . chien , v. j. tsotras , c. zaniolo. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: efficient management of multiversion documents by object referencing. authors: vassilis j. tsotras , carlo zaniolo , shu-yao chien. venue: vldb. year: 2001", "productB": "title: efficient schemes for managing multiversionxml documents. authors: s.-y . chien , v. j. tsotras , c. zaniolo. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: xml document versioning. authors: carlo zaniolo , vassilis j. tsotras , shu-yao chien. venue: sigmod record. year: 2001", "productB": "title: efficient schemes for managing multiversionxml documents. authors: s.-y . chien , v. j. tsotras , c. zaniolo. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: describing semistructured data. authors: luca cardelli. venue: sigmod record. year: 2001", "productB": "title: distributed query evaluation on semistructured data. authors: dan suciu. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: describing semistructured data. authors: luca cardelli. venue: sigmod record. year: 2001", "productB": "title: lore : a lightweight object repository for semistructured data. authors: dallan quass , jennifer widom , roy goldman , kevin haas , qingshan luo , jason mchugh , svetlozar nestorov , anand rajaraman , hugo rivero , serge abiteboul , jeff ullman , janet wiener. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: sigmod conference. year: 2002", "productB": "title: lore : a lightweight object repository for semistructured data. authors: dallan quass , jennifer widom , roy goldman , kevin haas , qingshan luo , jason mchugh , svetlozar nestorov , anand rajaraman , hugo rivero , serge abiteboul , jeff ullman , janet wiener. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: implementing lazy database updates for an object database system. authors: fabrizio ferrandina , thorsten meyer , roberto zicari. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: implementing lazy database updates for an object database system. authors: fabrizio ferrandina , thorsten meyer , roberto zicari. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: an introduction to spatial database systems. authors: ralf hartmut g ü ting. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: an introduction to spatial database systems. authors: ralf hartmut g ü ting. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: constraint databases : a tutorial introduction. authors: jan van den bussche. venue: sigmod record. year: 2000", "productB": "title: an introduction to spatial database systems. authors: ralf hartmut g ü ting. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an annotated bibliography on real-time database systems. authors: \u00f6zg\u00fcr ulusoy. venue: sigmod record. year: 1995", "productB": "title: an introduction to spatial database systems. authors: ralf hartmut g ü ting. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the impact of global clustering on spatial database systems. authors: thomas brinkhoff , hans-peter kriegel. venue: vldb. year: 1994", "productB": "title: an introduction to spatial database systems. authors: ralf hartmut g ü ting. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: marcia a. derr , shinichi morishita , geoffrey phipps. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: building a scaleable geo-spatial dbms : technology , implementation , and evaluation. authors: curt ellmann , roger lueder , jignesh m. patel , jie-bing yu , nancy e. hall , josef burger , david j. dewitt , navin kabra , karthikeyan ramasamy , shelly guo , jeffrey f. naughton , biswadeep nag , jim kupsch , kristin tufte. venue: sigmod conference. year: 1997", "productB": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: marcia a. derr , shinichi morishita , geoffrey phipps. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: vldb j.. year: 1994", "productB": "title: the glue-nail deductive database system : design , implementation , and evaluation. authors: marcia a. derr , shinichi morishita , geoffrey phipps. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: implementation of magic-sets in a relational database system. authors: inderpal singh mumick , hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: delaunay : a database visualization system. authors: isabel f. cruz , m. averbuch , wendy t. lucas , melissa radzyminski , kirby zhang. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: visionary : a next generation visualization system for databases. authors: michael stonebraker. venue: sigmod conference. year: 2003", "productB": "title: delaunay : a database visualization system. authors: isabel f. cruz , m. averbuch , wendy t. lucas , melissa radzyminski , kirby zhang. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: integrating the ub-tree into a database system kernel. authors: frank ramsak , volker markl , robert fenk , martin zirkel , klaus elhardt , rudolf bayer. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb j.. year: 1998", "productB": "title: integrating the ub-tree into a database system kernel. authors: frank ramsak , volker markl , robert fenk , martin zirkel , klaus elhardt , rudolf bayer. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb. year: 1997", "productB": "title: integrating the ub-tree into a database system kernel. authors: frank ramsak , volker markl , robert fenk , martin zirkel , klaus elhardt , rudolf bayer. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: geo/environmental and medical data management in the rasdaman system. authors: peter baumann , paula furtado , roland ritsch , norbert widmann. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , dean kuo , kerry l. taylor. venue: sigmod record. year: 1997", "productB": "title: geo/environmental and medical data management in the rasdaman system. authors: peter baumann , paula furtado , roland ritsch , norbert widmann. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: database management systems and the internet. authors: susan malaika. venue: vldb. year: 1996", "productB": "title: constructing the next 100 database management systems : like the handyman or like the engineer ?. authors: andreas geppert , klaus r. dittrich. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: d ( k ) - index : an adaptive structural summary for graph-structured data. authors: chen qun , andrew lim , kian win ong. venue: sigmod conference. year: 2003", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the design of a retrieval technique for high-dimensional data on tertiary storage. authors: ratko orlandic , craig swietlik , jack lukaszuk. venue: sigmod record. year: 2002", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: independence is good : dependency-based histogram synopses for high-dimensional data. authors: amol deshpande , rajeev rastogi , minos n. garofalakis. venue: sigmod conference. year: 2001", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: epsilon grid order : an algorithm for the similarity join on massive high-dimensional data. authors: florian krebs , christian b\u00f6hm , bernhard braunm\u00fcller , hans-peter kriegel. venue: sigmod conference. year: 2001", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: vldb. year: 1994", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: re-tree : an efficient index structure for regular expressions. authors: chee yong chan , minos n. garofalakis , rajeev rastogi. venue: vldb j.. year: 2003", "productB": "title: the tv-tree : an index structure for high-dimensional data. authors: king ip lin , h. v. jagadish , christos faloutsos. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: d ( k ) - index : an adaptive structural summary for graph-structured data. authors: chen qun , andrew lim , kian win ong. venue: sigmod conference. year: 2003", "productB": "title: the x-tree : an index structure for high-dimensional data. authors: stefan berchtold , daniel a. keim , hans-peter kriegel. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: the x-tree : an index structure for high-dimensional data. authors: stefan berchtold , daniel a. keim , hans-peter kriegel. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: the design of a retrieval technique for high-dimensional data on tertiary storage. authors: ratko orlandic , craig swietlik , jack lukaszuk. venue: sigmod record. year: 2002", "productB": "title: the x-tree : an index structure for high-dimensional data. authors: stefan berchtold , daniel a. keim , hans-peter kriegel. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: re-tree : an efficient index structure for regular expressions. authors: rajeev rastogi , minos n. garofalakis , chee yong chan. venue: vldb. year: 2002", "productB": "title: the x-tree : an index structure for high-dimensional data. authors: stefan berchtold , daniel a. keim , hans-peter kriegel. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: d ( k ) - index : an adaptive structural summary for graph-structured data. authors: chen qun , andrew lim , kian win ong. venue: sigmod conference. year: 2003", "productB": "title: apex : an adaptive path index for xml data. authors: chin-wan chung , jun-ki min , kyuseok shim. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: acm multimedia '94 conference workshop on multimedia database management systems. authors: p. bruce berra , bhavani m. thuraisingham , kingsley c. nwosu. venue: sigmod record. year: 1995", "productB": "title: a multi-paradigm querying approach for a generic multimedia database management system. authors: ji-rong wen , qing li , wei-ying ma , hong-jiang zhang. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: view management in multimedia databases. authors: v. s. subrahmanian , eric lemar , k. sel\u00e7uk candan. venue: vldb j.. year: 2000", "productB": "title: a multi-paradigm querying approach for a generic multimedia database management system. authors: ji-rong wen , qing li , wei-ying ma , hong-jiang zhang. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: fast evaluation techniques for complex similarity queries. authors: michael mlivoncic , roger weber , klemens b\u00f6hm , hans-j\u00f6rg schek. venue: vldb. year: 2001", "productB": "title: fast evaluation techniques for complex similarity queries. authors: klemens b ö hm , michael mlivoncic , hans-j ö rg schek , roger weber. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: an evaluation of generic bulk loading techniques. authors: jochen van den bercken , bernhard seeger. venue: vldb. year: 2001", "productB": "title: fast evaluation techniques for complex similarity queries. authors: klemens b ö hm , michael mlivoncic , hans-j ö rg schek , roger weber. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: the dedale system for complex spatial queries. authors: luc segoufin , philippe rigaux , st\u00e9phane grumbach. venue: sigmod conference. year: 1998", "productB": "title: fast evaluation techniques for complex similarity queries. authors: klemens b ö hm , michael mlivoncic , hans-j ö rg schek , roger weber. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jun rao , kenneth a. ross , johannes gehrke. venue: sigmod record. year: 2003", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences an influential papers. authors: jeffrey f. naughton , minos n. garofalakis , kenneth a. ross. venue: sigmod record. year: 2003", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: gerhard weikum , alon y. levy , divesh srivastava , eric simon , patrick e. o'neil , victor vianu , kenneth a. ross , christos faloutsos. venue: sigmod record. year: 2000", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: reminiscences on influential papers. authors: jun rao , kenneth a. ross , johannes gehrke. venue: sigmod record. year: 2003", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: reminiscences on influential papers. authors: mitch cherniack , kenneth a. ross , gottfried vossen. venue: sigmod record. year: 2003", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: reminiscences on influential papers. authors: per-\u00e5ke larson , luis gravano , stefano ceri , leonid libkin , tova milo , kenneth a. ross. venue: sigmod record. year: 2001", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: reminiscences on influential papers. authors: gerhard weikum , alon y. levy , divesh srivastava , eric simon , patrick e. o'neil , victor vianu , kenneth a. ross , christos faloutsos. venue: sigmod record. year: 2000", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: reminiscences on influential papers. authors: patrick valduriez , serge abiteboul , sophie cluet , kenneth a. ross , raghu ramakrishnan , guy m. lohman , david b. lomet , richard t. snodgrass , gultekin \u00f6zsoyoglu , michael j. franklin , timos k. sellis. venue: sigmod record. year: 1999", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: birch : an efficient data clustering method for very large databases. authors: raghu ramakrishnan , miron livny , tian zhang. venue: sigmod conference. year: 1996", "productB": "title: clustering methods for large databases : from the past to the future. authors: alexander hinneburg , daniel a. keim. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: birch : an efficient data clustering method for very large databases. authors: raghu ramakrishnan , miron livny , tian zhang. venue: sigmod conference. year: 1996", "productB": "title: visdb : a system for visualizing large databases. authors: daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: ?. venue: vldb. year: 1996", "productB": "title: visdb : a system for visualizing large databases. authors: daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: delaunay : a database visualization system. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: sigmod conference. year: 1997", "productB": "title: visdb : a system for visualizing large databases. authors: daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: vxmlr : a visual xml-relational database system. authors: aoying zhou , wenyun ji , shihui zheng , hongjun lu , yuqi liang , zengping tian , long zhang. venue: vldb. year: 2001", "productB": "title: visdb : a system for visualizing large databases. authors: daniel a. keim , hans-peter kriegel. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: semantic integration of semistructured and structured data sources. authors: sonia bergamaschi , maurizio vincini , silvana castano. venue: sigmod record. year: 1999", "productB": "title: integrating dynamically-fetched external information into a dbms for semistructured data. authors: jason mchugh , jennifer widom. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: integrating dynamically-fetched external information into a dbms for semistructured data. authors: jennifer widom , jason mchugh. venue: sigmod record. year: 1997", "productB": "title: integrating dynamically-fetched external information into a dbms for semistructured data. authors: jason mchugh , jennifer widom. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: semantic integration of semistructured and structured data sources. authors: sonia bergamaschi , maurizio vincini , silvana castano. venue: sigmod record. year: 1999", "productB": "title: miro web : integrating multiple data sources through semistructured data types. authors: luc bouganim , tatiana chan-sine-ying , tuyet-tram dang-ngoc , jean-luc darroux , georges gardarin , fei sha. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: mindreader : querying databases through multiple examples. authors: ravishankar subramanya , christos faloutsos , yoshiharu ishikawa. venue: vldb. year: 1998", "productB": "title: miro web : integrating multiple data sources through semistructured data types. authors: luc bouganim , tatiana chan-sine-ying , tuyet-tram dang-ngoc , jean-luc darroux , georges gardarin , fei sha. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: information gathering in the world-wide web : the w3ql query language and the w3qs system. authors: david konopnicki , oded shmueli. venue: acm trans . database syst .. year: 1998", "productB": "title: information translation , mediation , and mosaic-based browsing in the tsimmis system. authors: joachim hammer , h é ctor garc í a-molina , kelly ireland , yannis papakonstantinou , jeffrey ullman , jennifer widom. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: template-based wrappers in the tsimmis system. authors: joachim hammer , hector garcia-molina , svetlozar nestorov , ramana yerneni , markus m. breunig , vasilis vassalos. venue: sigmod conference. year: 1997", "productB": "title: information translation , mediation , and mosaic-based browsing in the tsimmis system. authors: joachim hammer , h é ctor garc í a-molina , kelly ireland , yannis papakonstantinou , jeffrey ullman , jennifer widom. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: a framework for information visualisation. authors: peter j. barclay , kenneth j. mitchell , jessie b. kennedy. venue: sigmod record. year: 1996", "productB": "title: a framework for semantic gossiping. authors: karl aberer , philippe cudr é - mauroux , manfred hauswirth. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: a framework for information visualisation. authors: peter j. barclay , kenneth j. mitchell , jessie b. kennedy. venue: sigmod record. year: 1996", "productB": "title: dynamic information visualization. authors: yannis e. ioannidis. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: dynamic information visualization. authors: yannis e. ioannidis. venue: sigmod record. year: 1996", "productB": "title: dynamic information visualization. authors: yannis e. ioannidis. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: xmill : an efficient compressor for xml data. authors: hartmut liefke , dan suciu. venue: sigmod conference. year: 2000", "productB": "title: an extensible compressor for xml data. authors: hartmut liefke , dan suciu. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: sprint : a scalable parallel classifier for data mining. authors: john c. shafer , rakesh agrawal , manish mehta. venue: vldb. year: 1996", "productB": "title: sprint : a scalable parallel classifier for data mining. authors: john c. shafer , rakesh agrawal , manish mehta. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: foreword : management of semistructured data. authors: dan suciu. venue: sigmod record. year: 1997", "productB": "title: sql and management of external data. authors: jim melton , jan-eike michels , vanja josifovski , krishna kulkarni , peter schwarz , kathy zeidenstein. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: recovering information from summary data. authors: nikolaos sidiropoulos , christos faloutsos , h. v. jagadish. venue: vldb. year: 1997", "productB": "title: recovering information from summary data. authors: christos faloutsos , h. v. jagadish , nikolaos sidiropoulos. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: cache fusion : extending shared-disk clusters with shared caches. authors: tirthankar lahiri , n. macnaughton , sashikanth chandrasekaran , wilson chan , vinay srihari. venue: vldb. year: 2001", "productB": "title: cache fusion : extending shared-disk clusters with shared caches. authors: tirthankar lahiri , vinay srihari , wilson chan , n. macnaughton , sashikanth chandrasekaran. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: call for book reviews. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: tods reviewers. authors: richard t. snodgrass. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: tods reviewers. authors: richard t. snodgrass. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: web services ( industrial session ). authors: felipe cabrera. venue: vldb. year: 2003", "productB": "title: data access ( tutorial session ). authors: jos é a. blakeley , anand deshpande. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: indexing multimedia databases ( tutorial ). authors: christos faloutsos. venue: sigmod conference. year: 1995", "productB": "title: data access ( tutorial session ). authors: jos é a. blakeley , anand deshpande. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: grid and applications ( industrial session ). authors: frank leymann. venue: vldb. year: 2003", "productB": "title: data access ( tutorial session ). authors: jos é a. blakeley , anand deshpande. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: fractal prefetching b \u00b1 trees : optimizing both cache and disk performance. authors: phillip b. gibbons , gary valentin , todd c. mowry , shimin chen. venue: sigmod conference. year: 2002", "productB": "title: fractal prefetching b + - trees : optimizing both cache and disk performance. authors: shimin chen , phillip b. gibbons , todd c. mowry , gary valentin. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: ?. venue: vldb. year: 1996", "productB": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: nan. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: delaunay : a database visualization system. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: sigmod conference. year: 1997", "productB": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: nan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: visionary : a next generation visualization system for databases. authors: michael stonebraker. venue: sigmod conference. year: 2003", "productB": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: nan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: geominer : a system prototype for spatial data mining. authors: jiawei han , nebojsa stefanovic , krzysztof koperski. venue: sigmod conference. year: 1997", "productB": "title: mineset ( tm ) : a system for high-end data mining and visualization. authors: nan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: semistructured und structured data in the web : going back and forth. authors: paolo merialdo , giansalvatore mecca , paolo atzeni. venue: sigmod record. year: 1997", "productB": "title: vqbd : exploring semistructured data. authors: sudarshan s. chawathe , thomas baby , jihwang yoo. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: query rewriting for semistructured data. authors: vasilis vassalos , yannis papakonstantinou. venue: sigmod conference. year: 1999", "productB": "title: vqbd : exploring semistructured data. authors: sudarshan s. chawathe , thomas baby , jihwang yoo. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , dean kuo , kerry l. taylor. venue: sigmod record. year: 1997", "productB": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , kerry taylor , dean kun. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: environment information systems - guest editor 's foreword. authors: oliver g\u00fcnther. venue: sigmod record. year: 1997", "productB": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , kerry taylor , dean kun. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: infomaster : an information integration system. authors: arthur m. keller , michael r. genesereth , oliver m. duschka. venue: sigmod conference. year: 1997", "productB": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , kerry taylor , dean kun. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: management of data and services in the environmental information system ( uis ) of baden-w\u00fcrttemberg. authors: wolf-fritz riekert , roland mayer-f\u00f6ll , gerlinde wiest. venue: sigmod record. year: 1997", "productB": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , kerry taylor , dean kun. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: integrating modelling systems for environmental management information systems. authors: david j. abel , dean kuo , kerry l. taylor. venue: sigmod record. year: 1997", "productB": "title: analysis of navigation behaviour in web sites integrating multiple information systems. authors: bettina berendt , myra spiliopoulou. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: analysis of navigation behaviour in web sites integrating multiple information systems. authors: myra spiliopoulou , bettina berendt. venue: vldb j.. year: 2000", "productB": "title: analysis of navigation behaviour in web sites integrating multiple information systems. authors: bettina berendt , myra spiliopoulou. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": true}
{"productA": "title: estimating the selectivity of xml path expressions for internet scale applications. authors: ashraf aboulnaga , jeffrey f. naughton , alaa r. alameldeen. venue: vldb. year: 2001", "productB": "title: estimating the selectivity of spatial queries using the ` correlation ' fractal dimension. authors: alberto belussi , christos faloutsos. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: finding intensional knowledge of distance-based outliers. authors: raymond t. ng , edwin m. knorr. venue: vldb. year: 1999", "productB": "title: algorithms for mining distance-based outliers in large datasets. authors: edwin m. knorr , raymond t. ng. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: incremental distance join algorithms for spatial databases. authors: g\u00edsli r. hjaltason , hanan samet. venue: sigmod conference. year: 1998", "productB": "title: algorithms for mining distance-based outliers in large datasets. authors: edwin m. knorr , raymond t. ng. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: algorithms for mining distance-based outliers in large datasets. authors: raymond t. ng , edwin m. knorr. venue: vldb. year: 1998", "productB": "title: algorithms for mining distance-based outliers in large datasets. authors: edwin m. knorr , raymond t. ng. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: fast algorithms for universal quantification in large databases. authors: goetz graefe , richard l. cole. venue: acm trans . database syst .. year: 1995", "productB": "title: algorithms for mining distance-based outliers in large datasets. authors: edwin m. knorr , raymond t. ng. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: an efficient algorithm for mining association rules in large databases. authors: edward omiecinski , shamkant b. navathe , ashok savasere. venue: vldb. year: 1995", "productB": "title: fast algorithms for universal quantification in large databases. authors: goetz graefe , richard l. cole. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: an efficient algorithm for mining association rules in large databases. authors: edward omiecinski , shamkant b. navathe , ashok savasere. venue: vldb. year: 1995", "productB": "title: mining fuzzy association rules in databases. authors: chan man kuok , ada fu , man hon wong. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: online association rule mining. authors: christian hidber. venue: sigmod conference. year: 1999", "productB": "title: mining fuzzy association rules in databases. authors: chan man kuok , ada fu , man hon wong. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: scalable parallel data mining for association rules. authors: eui-hong han , vipin kumar , george karypis. venue: sigmod conference. year: 1997", "productB": "title: mining fuzzy association rules in databases. authors: chan man kuok , ada fu , man hon wong. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: sampling large databases for association rules. authors: hannu toivonen. venue: vldb. year: 1996", "productB": "title: mining fuzzy association rules in databases. authors: chan man kuok , ada fu , man hon wong. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: mining generalized association rules. authors: ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 1995", "productB": "title: mining fuzzy association rules in databases. authors: chan man kuok , ada fu , man hon wong. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: an efficient algorithm for mining association rules in large databases. authors: edward omiecinski , shamkant b. navathe , ashok savasere. venue: vldb. year: 1995", "productB": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: maintaining data privacy in association rule mining. authors: shariq rizvi , jayant r. haritsa. venue: vldb. year: 2002", "productB": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: sigmod conference. year: 1996", "productB": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: fast algorithms for mining association rules in large databases. authors: ramakrishnan srikant , rakesh agrawal. venue: vldb. year: 1994", "productB": "title: mining quantitative association rules in large relational tables. authors: ramakrishnan srikant , rakesh agrawal. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: an efficient algorithm for mining association rules in large databases. authors: edward omiecinski , shamkant b. navathe , ashok savasere. venue: vldb. year: 1995", "productB": "title: qxtract : a building block for efficient information extraction from text databases. authors: eugene agichtein , luis gravano. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: versioning and configuration management in an object-oriented data model. authors: edward sciore. venue: vldb j.. year: 1994", "productB": "title: evolution and change in data management - issues and directions. authors: john f. roddick , lina al-jadir , leopoldo bertossi , marlon dumas , florida estrella , heidi gregersen , kathleen hornsby , jens lufter , federica mandreoli , tomi m ä nnist ö , enric mayol , lex wedemeijer. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: versioning and configuration management in an object-oriented data model. authors: edward sciore. venue: vldb j.. year: 1994", "productB": "title: implementation aspects of an object-oriented dbms. authors: asuman dogac , mehmet altinel , cetin ozkan , ilker durusoy. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: context-based prefetch - an optimization for implementing objects on relations. authors: david shutt , philip a. bernstein , shankar pal. venue: vldb j.. year: 2000", "productB": "title: implementation aspects of an object-oriented dbms. authors: asuman dogac , mehmet altinel , cetin ozkan , ilker durusoy. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: analysis of existing databases at the logical level : the dba companion project. authors: fabien de marchi , jean-marc petit , farouk toumani , st\u00e9phane lopes. venue: sigmod record. year: 2003", "productB": "title: i/o reference behavior of production database workloads and the tpc benchmarks-an analysis at the logical level. authors: windsor w. hsu , alan jay smith , honesty c. young. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: analysis of existing databases at the logical level : the dba companion project. authors: fabien de marchi , jean-marc petit , farouk toumani , st\u00e9phane lopes. venue: sigmod record. year: 2003", "productB": "title: analysis of existing databases at the logical level : the dba companion project. authors: fabien de marchi , st é phane lopes , jean-marc petit , farouk toumani. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: research issues in databases for arcs : active rapidly changing data systems. authors: anindya datta. venue: sigmod record. year: 1994", "productB": "title: research issues in active database systems : report from the closing panel at ride-ads '94. authors: jennifer widom. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: research issues in databases for arcs : active rapidly changing data systems. authors: anindya datta. venue: sigmod record. year: 1994", "productB": "title: research issues for data communication in mobile ad-hoc network database systems. authors: leslie d. fife , le gruenwald. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: sigmod conference. year: 1994", "productB": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: fact : a learning based web query processing system. authors: zengping tian , hongjun lu , yanlei diao , songting chen. venue: sigmod conference. year: 2000", "productB": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: geominer : a system prototype for spatial data mining. authors: jiawei han , nebojsa stefanovic , krzysztof koperski. venue: sigmod conference. year: 1997", "productB": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: sigmod conference. year: 1994", "productB": "title: fact : a learning based web query processing system. authors: songting chen , yanlei diao , hongjun lu , zengping tian. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: fact : a learning based web query processing system. authors: zengping tian , hongjun lu , yanlei diao , songting chen. venue: sigmod conference. year: 2000", "productB": "title: fact : a learning based web query processing system. authors: songting chen , yanlei diao , hongjun lu , zengping tian. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: data stream query processing : a tutorial. authors: divesh srivastava , nick koudas. venue: vldb. year: 2003", "productB": "title: fact : a learning based web query processing system. authors: songting chen , yanlei diao , hongjun lu , zengping tian. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: sigmod conference. year: 1994", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: mixed mode xml query processing. authors: stratis viglas , josef burger , leonidas galanis , jeffrey f. naughton , alan halverson , rajasekar krishnamurthy , david j. dewitt , feng tian , ameet kini , yuan wang , ajith nagaraja rao. venue: vldb. year: 2003", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: data stream query processing : a tutorial. authors: divesh srivastava , nick koudas. venue: vldb. year: 2003", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: toward learning based web query processing. authors: yanlei diao , hongjun lu , zengping tian , songting chen. venue: vldb. year: 2000", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: low-cost compensation-based query processing. authors: \u00f8ystein torbj\u00f8rnsen , \u00f8ystein gr\u00f8vlen , svein-olaf hvasshovd. venue: vldb. year: 1998", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: eddies : continuously adaptive query processing. authors: ron avnur , joseph m. hellerstein. venue: sigmod conference. year: 2000", "productB": "title: sequence query processing. authors: praveen seshadri , miron livny , raghu ramakrishnan. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: sigmod conference. year: 1994", "productB": "title: geominer : a system prototype for spatial data mining. authors: jaiwei han , krzysztof koperski , nebojsa stefanovic. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: ontologies : a silver bullet for knowledge management and electronic commerce - book review. authors: antonio badia. venue: sigmod record. year: 2002", "productB": "title: towards a theory of cost management for digital libraries and electronic commerce. authors: a. prasad sistla , ouri wolfson , yelena yesha , robert sloan. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: ontologies : a silver bullet for knowledge management and electronic commerce - book review. authors: antonio badia. venue: sigmod record. year: 2002", "productB": "title: business data management for business-to-business electronic commerce. authors: christoph quix , mareike schoop , manfred jeusfeld. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: exact : an extensible approach to active object-oriented databases. authors: oscar d í az , arturo jaime. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: selectivity estimation in extensible databases - a neural network approach. authors: shaoyu zhou , m. seetha lakshmi. venue: vldb. year: 1998", "productB": "title: exact : an extensible approach to active object-oriented databases. authors: oscar d í az , arturo jaime. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: eos : an extensible object store. authors: euthimios panagos , alexandros biliris. venue: sigmod conference. year: 1994", "productB": "title: exact : an extensible approach to active object-oriented databases. authors: oscar d í az , arturo jaime. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: an algebraic approach to static analysis of active database rules. authors: jennifer widom , elena baralis. venue: acm trans . database syst .. year: 2000", "productB": "title: exact : an extensible approach to active object-oriented databases. authors: oscar d í az , arturo jaime. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994", "productB": "title: an efficient method for checking object-oriented database schema correctness. authors: a. formica , h. d. groger , m. missikoff. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: cost-driven vertical class partitioning for methods in object oriented databases. authors: qing li , chi-wai fung , kamalakar karlapalem. venue: vldb j.. year: 2003", "productB": "title: an efficient method for checking object-oriented database schema correctness. authors: a. formica , h. d. groger , m. missikoff. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: index nesting - an efficient approach to indexing in object-oriented databases. authors: jiawei han , beng chin ooi , hongjun lu , kian-lee tan. venue: vldb j.. year: 1996", "productB": "title: an efficient method for checking object-oriented database schema correctness. authors: a. formica , h. d. groger , m. missikoff. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: the tv-tree : an index structure for high-dimensional data. authors: king-ip lin , h. v. jagadish , christos faloutsos. venue: vldb j.. year: 1994", "productB": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: management of multidimensional discrete data. authors: peter baumann. venue: vldb j.. year: 1994", "productB": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the tv-tree : an index structure for high-dimensional data. authors: king-ip lin , h. v. jagadish , christos faloutsos. venue: vldb j.. year: 1994", "productB": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: masatoshi yoshikawa , shunsuke uemura , yasushi sakurai , haruhiko kojima. venue: vldb. year: 2000", "productB": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: a generic approach to bulk loading multidimensional index structures. authors: bernhard seeger , peter widmayer , jochen van den bercken. venue: vldb. year: 1997", "productB": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: a consensus glossary of temporal database concepts. authors: shashi k. gadia , christian s. jensen , patrick j. hayes , ramez elmasri , sushil jajodia , james clifford. venue: sigmod record. year: 1994", "productB": "title: coalescing in temporal databases. authors: michael h. b ö hlen , richard thomas snodgrass , michael d. soo. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: time-parameterized queries in spatio-temporal databases. authors: dimitris papadias , yufei tao. venue: sigmod conference. year: 2002", "productB": "title: coalescing in temporal databases. authors: michael h. b ö hlen , richard thomas snodgrass , michael d. soo. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: temporal database bibliography update. authors: anil kumar , vassilis j. tsotras. venue: sigmod record. year: 1996", "productB": "title: coalescing in temporal databases. authors: michael h. b ö hlen , richard thomas snodgrass , michael d. soo. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: probabilistic temporal databases , i : algebra. authors: alex dekhtyar , robert ross , v. s. subrahmanian. venue: acm trans . database syst .. year: 2001", "productB": "title: coalescing in temporal databases. authors: michael h. b ö hlen , richard thomas snodgrass , michael d. soo. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: database performance in the real world - tpc-d and sap r/3 ( experience paper ). authors: jochen doppelhammer , donald kossmann , thomas h\u00f6ppler , alfons kemper. venue: sigmod conference. year: 1997", "productB": "title: database performance in the real world : tpc-d and sap r/3. authors: joachen doppelhammer , thomas h ö ppler , alfons kemper , donald kossmann. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: mind your vocabulary : query mapping across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: sigmod conference. year: 1999", "productB": "title: merging ranks from heterogeneous internet sources. authors: luis gravano , hector garcia-molina. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: mind your vocabulary : query mapping across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: sigmod conference. year: 1999", "productB": "title: querying heterogeneous information sources using source descriptions. authors: alon y. levy , anand rajaraman , joann j. ordille. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: semantic integration in heterogeneous databases using neural networks. authors: chris clifton , wen-syan li. venue: vldb. year: 1994", "productB": "title: querying heterogeneous information sources using source descriptions. authors: alon y. levy , anand rajaraman , joann j. ordille. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: using semantic values to falilitate interoperability among heterogeneous information systems. authors: edward sciore , michael siegel , arnon rosenthal. venue: acm trans . database syst .. year: 1994", "productB": "title: querying heterogeneous information sources using source descriptions. authors: alon y. levy , anand rajaraman , joann j. ordille. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: mind your vocabulary : query mapping across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: sigmod conference. year: 1999", "productB": "title: approximate query translation across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: querying heterogeneous information sources using source descriptions. authors: anand rajaraman , alon y. levy , joann j. ordille. venue: vldb. year: 1996", "productB": "title: approximate query translation across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: answering xml queries on heterogeneous data sources. authors: ioana manolescu , donald kossmann , daniela florescu. venue: vldb. year: 2001", "productB": "title: approximate query translation across heterogeneous information sources. authors: kevin chen-chuan chang , hector garcia-molina. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: belief reasoning in mls deductive databases. authors: hasan m. jamil. venue: sigmod conference. year: 1999", "productB": "title: belief reasoning in mls deductive databases. authors: hasan m. jamil. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: space optimization in deductive databases. authors: s. sudarshan , divesh srivastava , raghu ramakrishnan , jeffrey f. naughton. venue: acm trans . database syst .. year: 1995", "productB": "title: belief reasoning in mls deductive databases. authors: hasan m. jamil. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: reminiscences on influential papers. authors: kenneth a. ross , kyuseok shim , mary f. fernandez. venue: sigmod record. year: 2002", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: reminiscences on influential papers. authors: kenneth a. ross , anastassia ailamaki , alfred v. aho. venue: sigmod record. year: 2002", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: reminiscences on influential papers. authors: christos h. papadimitriou , anant jhingran , yannis e. ioannidis , kenneth a. ross. venue: sigmod record. year: 2000", "productB": "title: reminiscences on influential papers. authors: kenneth a. ross. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: min wang , jeffrey scott vitter. venue: sigmod conference. year: 1999", "productB": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: jeffrey scott vitter , min wang. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: vldb. year: 1999", "productB": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: jeffrey scott vitter , min wang. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: fast computation of sparse datacubes. authors: divesh srivastava , kenneth a. ross. venue: vldb. year: 1997", "productB": "title: approximate computation of multidimensional aggregates of sparse data using wavelets. authors: jeffrey scott vitter , min wang. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: self-similarity in the web. authors: stephen dill , andrew tomkins , ravi kumar , sridhar rajagopalan , kevin s. mccurley , d. sivakumar. venue: vldb. year: 2001", "productB": "title: self-similarity in the web. authors: stephen dill , ravi kumar , kevin s. mccurley , sridhar rajagopalan , d. sivakumar , andrew tomkins. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: repeating history beyond aries. authors: c. mohan. venue: vldb. year: 1999", "productB": "title: repeating history beyond aries. authors: c. mohan. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: issues and evaluations of caching solutions for web application acceleration. authors: oliver po , divyakant agrawal , radu sion , wen-syan li , wang-pin hsiung , dmitri v. kalashnikov , k. sel\u00e7uk candan. venue: vldb. year: 2002", "productB": "title: dynamic content acceleration : a caching solution to enable scalable dynamic web page generation. authors: anindya datta , kaushik dutta , krithi ramamritham , helen thomas , debra vandermeer. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: issues and evaluations of caching solutions for web application acceleration. authors: oliver po , divyakant agrawal , radu sion , wen-syan li , wang-pin hsiung , dmitri v. kalashnikov , k. sel\u00e7uk candan. venue: vldb. year: 2002", "productB": "title: dbcache : database caching for web application servers. authors: mehmet altinel , qiong luo , sailesh krishnamurthy , c. mohan , hamid pirahesh , bruce g. lindsay , honguk woo , larry brown. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: a predicate-based caching scheme for client-server database architectures. authors: julie basu , arthur m. keller. venue: vldb j.. year: 1996", "productB": "title: dbcache : database caching for web application servers. authors: mehmet altinel , qiong luo , sailesh krishnamurthy , c. mohan , hamid pirahesh , bruce g. lindsay , honguk woo , larry brown. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: dbcache : database caching for web application servers. authors: sailesh krishnamurthy , c. mohan , larry brown , hamid pirahesh , mehmet altinel , honguk woo , qiong luo , bruce g. lindsay. venue: sigmod conference. year: 2002", "productB": "title: dbcache : database caching for web application servers. authors: mehmet altinel , qiong luo , sailesh krishnamurthy , c. mohan , hamid pirahesh , bruce g. lindsay , honguk woo , larry brown. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: issues and evaluations of caching solutions for web application acceleration. authors: oliver po , divyakant agrawal , radu sion , wen-syan li , wang-pin hsiung , dmitri v. kalashnikov , k. sel\u00e7uk candan. venue: vldb. year: 2002", "productB": "title: the dangers of replication and a solution. authors: jim gray , pat helland , patrick o'neil , dennis shasha. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: the dangers of replication and a solution. authors: dennis shasha , jim gray , patrick e. o'neil , pat helland. venue: sigmod conference. year: 1996", "productB": "title: the dangers of replication and a solution. authors: jim gray , pat helland , patrick o'neil , dennis shasha. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: issues and evaluations of caching solutions for web application acceleration. authors: oliver po , divyakant agrawal , radu sion , wen-syan li , wang-pin hsiung , dmitri v. kalashnikov , k. sel\u00e7uk candan. venue: vldb. year: 2002", "productB": "title: caching technologies for web applications. authors: c. mohan. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: caching technologies for web applications. authors: c. mohan. venue: vldb. year: 2001", "productB": "title: caching technologies for web applications. authors: c. mohan. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: tutorial : application servers and associated technologies. authors: c. mohan. venue: sigmod conference. year: 2002", "productB": "title: caching technologies for web applications. authors: c. mohan. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: composing xsl transformations with xml publishing views. authors: chengkai li , p. p. s. narayan , henry f. korth , philip bohannon. venue: sigmod conference. year: 2003", "productB": "title: trex : dtd-conforming xml to xml transformations. authors: aoying zhou , qing wang , zhimao guo , xueqing gong , shihui zheng , hongwei wu , jianchang xiao , kun yue , wenfei fan. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: how to roll a join : asynchronous incremental view maintenance. authors: kevin s. beyer , roberta cochrane , kenneth salem , bruce g. lindsay. venue: sigmod conference. year: 2000", "productB": "title: how to roll a join : asynchronous incremental view maintenance. authors: kenneth salem , kevin beyer , bruce lindsay , roberta cochrane. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: fast algorithms for maintaining replica consistency in lazy master replicated databases. authors: eric simon , esther pacitti , pascale minet. venue: vldb. year: 1999", "productB": "title: fast algorithms for maintaining replica consistency in lazy master replicated databases. authors: esther pacitti , pascale minet , eric simon. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: algorithms for mining distance-based outliers in large datasets. authors: raymond t. ng , edwin m. knorr. venue: vldb. year: 1998", "productB": "title: fast algorithms for maintaining replica consistency in lazy master replicated databases. authors: esther pacitti , pascale minet , eric simon. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: distributing a search tree among a growing number of processors. authors: brigitte kr\u00f6ll , peter widmayer. venue: sigmod conference. year: 1994", "productB": "title: distributing a search tree among a growing number of processors. authors: brigitte kr ö ll , peter widmayer. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: experiences in federated databases : from iro-db to miro-web. authors: anthony tomasic , peter fankhauser , j. mu\u00f1oz , m. lopez , georges gardarin. venue: vldb. year: 1998", "productB": "title: efendi : federated database system of cadlab. authors: e. radeke , r. b ö ttger , b. burkert , y. engel , g. kachel , s. kolmschlag , d. nolte. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: an experimental system for object-based sharing in federated databases. authors: shahram ghandeharizadeh , doug fang. venue: vldb j.. year: 1996", "productB": "title: efendi : federated database system of cadlab. authors: e. radeke , r. b ö ttger , b. burkert , y. engel , g. kachel , s. kolmschlag , d. nolte. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the myriad federated database prototype. authors: k. mediratta , ee-peng lim , j. stenoien , s. musukula , jaideep srivastava , h.-r . yang , d. clements , m. ganesh , san-yih hwang. venue: sigmod conference. year: 1994", "productB": "title: efendi : federated database system of cadlab. authors: e. radeke , r. b ö ttger , b. burkert , y. engel , g. kachel , s. kolmschlag , d. nolte. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the impact of technology on commercial transaction processing. authors: edward e. cobb. venue: vldb j.. year: 1997", "productB": "title: the impact of object technology on commercial transaction processing. authors: edward e. cobb. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": true}
{"productA": "title: the lyric language : querying constraint objects. authors: alexander brodsky , yoram kornatzky. venue: sigmod conference. year: 1995", "productB": "title: the lyric language : querying constraint objects. authors: alexander brodsky , yoram kornatzky. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: the cubetree storage organization. authors: yannis kotidis , nick roussopoulos. venue: vldb. year: 1998", "productB": "title: the cubetree storage organization. authors: nick roussopoulos , yannis kotidis. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: a pictorial query language for querying geographic databases using positional and olap operators. authors: elaheh pourabbas , maurizio rafanelli. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: on completeness of historical relational query languages. authors: james clifford , albert croker , alexander tuzhilin. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: incremental computation of nested relational query expressions. authors: leo mark , lars b\u00e6kgaard. venue: acm trans . database syst .. year: 1995", "productB": "title: on completeness of historical relational query languages. authors: james clifford , albert croker , alexander tuzhilin. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: querying multiple features of groups in relational databases. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: relational databases for querying xml documents : limitations and opportunities. authors: jeffrey f. naughton , kristin tufte , chun zhang , gang he , david j. dewitt , jayavel shanmugasundaram. venue: vldb. year: 1999", "productB": "title: querying multiple features of groups in relational databases. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: querying xml views of relational data. authors: jerry kiernan , jayavel shanmugasundaram , catalina fan , eugene j. shekita , john funderburk. venue: vldb. year: 2001", "productB": "title: querying multiple features of groups in relational databases. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: dbminer : interactive mining of multiple-level knowledge in relational databases. authors: wei wang , krzysztof koperski , yongjian fu , osmar r. za\u00efane , jenny chiang , jiawei han. venue: sigmod conference. year: 1996", "productB": "title: querying multiple features of groups in relational databases. authors: damianos chatziantoniou , kenneth a. ross. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: formal query languages for secure relational databases. authors: marianne winslett , kenneth smith , xiaolei qian. venue: acm trans . database syst .. year: 1994", "productB": "title: safe query languages for constraint databases. authors: peter z. revesz. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: answering queries using views : a survey. authors: alon y. halevy. venue: vldb j.. year: 2001", "productB": "title: generating efficient plans for queries using views. authors: foto n. afrati , chen li , jeffrey d. ullman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: theory of answering queries using views. authors: alon y. halevy. venue: sigmod record. year: 2000", "productB": "title: generating efficient plans for queries using views. authors: foto n. afrati , chen li , jeffrey d. ullman. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: answering queries using views : a survey. authors: alon y. halevy. venue: vldb j.. year: 2001", "productB": "title: answering queries with aggregation using views. authors: divesh srivastava , shaul dar , h. v. jagadish , alon y. levy. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: data warehousing and olap for decision support ( tutorial ). authors: surajit chaudhuri , umeshwar dayal. venue: sigmod conference. year: 1997", "productB": "title: incremental organization for data recording and warehousing. authors: h. v. jagadish , p. p. s. narayan , s. seshadri , s. sudarshan , rama kanneganti. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: data integration and warehousing in telecom italia. authors: daniele nardi , maurizio lenzerini , stefano trisolini. venue: sigmod conference. year: 1999", "productB": "title: incremental organization for data recording and warehousing. authors: h. v. jagadish , p. p. s. narayan , s. seshadri , s. sudarshan , rama kanneganti. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: incremental organization for data recording and warehousing. authors: s. sudarshan , p. p. s. narayan , rama kanneganti , h. v. jagadish , s. seshadri. venue: vldb. year: 1997", "productB": "title: incremental organization for data recording and warehousing. authors: h. v. jagadish , p. p. s. narayan , s. seshadri , s. sudarshan , rama kanneganti. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: data warehousing and olap for decision support ( tutorial ). authors: surajit chaudhuri , umeshwar dayal. venue: sigmod conference. year: 1997", "productB": "title: dec data distributor : for data replication and data warehousing. authors: daniel j. dietterich. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: design , implementation , and performance of the lham log-structured history data access method. authors: gerhard weikum , peter muth , patrick e. o'neil , achim pick. venue: vldb. year: 1998", "productB": "title: the lham log-structured history data access method. authors: peter muth , patrick o'neil , achim pick , gerhard weikum. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: the gmap : a versatile tool for physical data independence. authors: yannis e. ioannidis , marvin h. solomon , odysseas g. tsatalos. venue: vldb j.. year: 1996", "productB": "title: the gmap : a versatile tool for physical data independence. authors: odysseas g. tsatalos , marvin h. solomon , yannis e. ioannidis. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: building a scaleable geo-spatial dbms : technology , implementation , and evaluation. authors: curt ellmann , roger lueder , jignesh m. patel , jie-bing yu , nancy e. hall , josef burger , david j. dewitt , navin kabra , karthikeyan ramasamy , shelly guo , jeffrey f. naughton , biswadeep nag , jim kupsch , kristin tufte. venue: sigmod conference. year: 1997", "productB": "title: building a scaleable geo-spatial dbms : technology , implementation , and evaluation. authors: jignesh patel , jiebing yu , navin kabra , kristin tufte , biswadeep nag , josef burger , nancy hall , karthikeyan ramasamy , roger lueder , curt ellmann , jim kupsch , shelly guo , johan larson , david de witt , jeffrey naughton. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: protdb : probabilistic data in xml. authors: andrew nierman , h. v. jagadish. venue: vldb. year: 2002", "productB": "title: probview : a flexible probabilistic database system. authors: laks v. s. lakshmanan , nicola leone , robert ross , v. s. subrahmanian. venue: acm transactions on database systems ( tods ). year: 1997", "same": false}
{"productA": "title: probview : a flexible probabilistic database system. authors: nicola leone , robert ross , laks v. s. lakshmanan , v. s. subrahmanian. venue: acm trans . database syst .. year: 1997", "productB": "title: probview : a flexible probabilistic database system. authors: laks v. s. lakshmanan , nicola leone , robert ross , v. s. subrahmanian. venue: acm transactions on database systems ( tods ). year: 1997", "same": true}
{"productA": "title: fact : a learning based web query processing system. authors: zengping tian , hongjun lu , yanlei diao , songting chen. venue: sigmod conference. year: 2000", "productB": "title: rainbow : mapping-driven xquery processing system. authors: xin zhang , mukesh mulchandani , steffen christ , brian murphy , elke a. rundensteiner. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: learning response time for websources using query feedback and application in query optimization. authors: jean-robert gruser , vladimir zadorozhny , louiqa raschid , tao zhan. venue: vldb j.. year: 2000", "productB": "title: learning response time for websources using query feedback and application in query optimization. authors: jean-robert gruser , louiqa raschid , vladimir zadorozhny , tao zhan. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": true}
{"productA": "title: approximate join processing over data streams. authors: johannes gehrke , abhinandan das , mirek riedewald. venue: sigmod conference. year: 2003", "productB": "title: approximate string joins in a database ( almost ) for free. authors: luis gravano , panagiotis g. ipeirotis , h. v. jagadish , nick koudas , s. muthukrishnan , divesh srivastava. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: approximate join processing over data streams. authors: johannes gehrke , abhinandan das , mirek riedewald. venue: sigmod conference. year: 2003", "productB": "title: continuous queries over data streams. authors: shivnath babu , jennifer widom. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: adaptive filters for continuous queries over distributed data streams. authors: jennifer widom , chris olston , jing jiang. venue: sigmod conference. year: 2003", "productB": "title: continuous queries over data streams. authors: shivnath babu , jennifer widom. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: continuous queries over data streams. authors: jennifer widom , shivnath babu. venue: sigmod record. year: 2001", "productB": "title: continuous queries over data streams. authors: shivnath babu , jennifer widom. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: random sampling techniques for space efficient online computation of order statistics of large datasets. authors: sridhar rajagopalan , bruce g. lindsay , gurmeet singh manku. venue: sigmod conference. year: 1999", "productB": "title: space-efficient online computation of quantile summaries. authors: michael greenwald , sanjeev khanna. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: efficient computation of iceberg cubes with complex measures. authors: guozhu dong , jian pei , jiawei han , ke wang. venue: sigmod conference. year: 2001", "productB": "title: space-efficient online computation of quantile summaries. authors: michael greenwald , sanjeev khanna. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: random sampling techniques for space efficient online computation of order statistics of large datasets. authors: sridhar rajagopalan , bruce g. lindsay , gurmeet singh manku. venue: sigmod conference. year: 1999", "productB": "title: guidelines for presentation and comparison of indexing techniques. authors: justin zobel , alistair moffat , kotagiri ramamohanarao. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: guidelines for presentation and comparison of indexing techniques. authors: kotagiri ramamohanarao , alistair moffat , justin zobel. venue: sigmod record. year: 1996", "productB": "title: guidelines for presentation and comparison of indexing techniques. authors: justin zobel , alistair moffat , kotagiri ramamohanarao. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: jiawei han , zhaohui xie. venue: vldb. year: 1994", "productB": "title: xxl - a library approach to supporting efficient implementations of advanced database queries. authors: jochen van den bercken , bj ö rn blohsfeld , jens-peter dittrich , j ü rgen kr ä mer , tobias sch ä fer , martin schneider , bernhard seeger. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: join index hierarchies for supporting efficient navigations in object-oriented databases. authors: jiawei han , zhaohui xie. venue: vldb. year: 1994", "productB": "title: on index selection schemes for nested object hierarchies. authors: sudarshan s. chawathe , ming-syan chen , philip s. yu. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: an xml query engine for network-bound data. authors: daniel s. weld , alon y. halevy , zachary g. ives. venue: vldb j.. year: 2002", "productB": "title: an xml query engine for network-bound data. authors: zachary g. ives , a. y. halevy , d. s. weld. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": true}
{"productA": "title: an xml query engine for network-bound data. authors: daniel s. weld , alon y. halevy , zachary g. ives. venue: vldb j.. year: 2002", "productB": "title: query engines for web-accessible xml data. authors: leonidas fegaras , ramez elmasri. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: editorial. authors: peter m. g. apers , stefano ceri , richard t. snodgrass. venue: vldb j.. year: 2002", "productB": "title: editorial : charter and scope. authors: won kim. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: charter and scope. authors: won kim. venue: acm trans . database syst .. year: 1994", "productB": "title: editorial : charter and scope. authors: won kim. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: editorial : charter and scope. authors: won kim. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: enhanced hypertext categorization using hyperlinks. authors: byron dom , piotr indyk , soumen chakrabarti. venue: sigmod conference. year: 1998", "productB": "title: enhanced hypertext categorization using hyperlinks. authors: soumen chakrabarti , byron dom , piotr indyk. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: improved histograms for selectivity estimation of range predicates. authors: eugene j. shekita , viswanath poosala , yannis e. ioannidis , peter j. haas. venue: sigmod conference. year: 1996", "productB": "title: multi-dimensional selectivity estimation using compressed histogram information. authors: ju-hong lee , deok-hwan kim , chin-wan chung. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: xpathlearner : an on-line self-tuning markov histogram for xml path selectivity estimation. authors: lipyeow lim , ronald parr , jeffrey scott vitter , sriram padmanabhan , min wang. venue: vldb. year: 2002", "productB": "title: multi-dimensional selectivity estimation using compressed histogram information. authors: ju-hong lee , deok-hwan kim , chin-wan chung. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: wavelet-based histograms for selectivity estimation. authors: jeffrey scott vitter , yossi matias , min wang. venue: sigmod conference. year: 1998", "productB": "title: multi-dimensional selectivity estimation using compressed histogram information. authors: ju-hong lee , deok-hwan kim , chin-wan chung. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: improved histograms for selectivity estimation of range predicates. authors: eugene j. shekita , viswanath poosala , yannis e. ioannidis , peter j. haas. venue: sigmod conference. year: 1996", "productB": "title: dynamic maintenance of data distribution for selectivity estimation. authors: kyu young whang , sang wook kim , gio wiederhold. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: multi-dimensional substring selectivity estimation. authors: divesh srivastava , olga kapitskaia , raymond t. ng , h. v. jagadish. venue: vldb. year: 1999", "productB": "title: dynamic maintenance of data distribution for selectivity estimation. authors: kyu young whang , sang wook kim , gio wiederhold. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the idea web lab. authors: piero fraternali , stefano paraboschi , stefano ceri. venue: sigmod conference. year: 1998", "productB": "title: the idea web lab. authors: stefano ceri , piero fraternali , stefano paraboschi. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: chair 's message. authors: richard t. snodgrass. venue: sigmod record. year: 2001", "productB": "title: treasurer 's message. authors: joachim hammer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: treasurer 's message. authors: joachim hammer. venue: sigmod record. year: 2001", "productB": "title: treasurer 's message. authors: joachim hammer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: a tsql2 tutorial. authors: james clifford , ramez elmasri , michael d. soo , wolfgang k\u00e4fer , nick kline , arie segev , suryanarayana m. sripada , fabio grandi , john f. roddick , richard t. snodgrass , christian s. jensen , nikos a. lorentzos , ilsoo ahn , gad ariav , don s. batory , t. y. cliff leung , curtis e. dyreson , krishna g. kulkarni. venue: sigmod record. year: 1994", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: guest editorial. authors: alon y. halevy. venue: vldb j.. year: 2002", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: jennifer widom. venue: sigmod record. year: 1995", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: ling liu. venue: sigmod record. year: 2003", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": true}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: editor 's notes. authors: michael j. franklin. venue: sigmod record. year: 1998", "productB": "title: editorial. authors: richard snodgrass. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: delaunay : a database visualization system. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: sigmod conference. year: 1997", "productB": "title: sap r/3 ( tutorial ) : a database application system. authors: alfons kemper , donald kossmann , florian matthes. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: delaunay : a database visualization system. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: sigmod conference. year: 1997", "productB": "title: pixel-oriented database visualizations. authors: daniel a. keim. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: devise : integrated querying and visualization of large datasets. authors: miron livny , raghu ramakrishnan , donko donjerkovic , shilpa lawande , jussi myllymaki , guangshun chen , r. kent wenger , kevin s. beyer. venue: sigmod conference. year: 1997", "productB": "title: pixel-oriented database visualizations. authors: daniel a. keim. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: applying database visualization to the world wide web. authors: alberto o. mendelzon , dimitra vista , masum z. hasan. venue: sigmod record. year: 1996", "productB": "title: pixel-oriented database visualizations. authors: daniel a. keim. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: pixel-oriented database visualizations. authors: daniel a. keim. venue: sigmod record. year: 1996", "productB": "title: pixel-oriented database visualizations. authors: daniel a. keim. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: repositories and object oriented databases. authors: philip a. bernstein. venue: sigmod record. year: 1998", "productB": "title: of objects and databases : a decade of turmoil. authors: michael j. carey , david j. dewitt. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: fast image retrieval using color-spatial information. authors: kian-lee tan , tat-seng chua , beng chin ooi , wynne hsu. venue: vldb j.. year: 1998", "productB": "title: fast incremental indexing for full-text information retrieval. authors: eric w. brown , james p. callan , w. bruce croft. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: agents , turst , and information access on the semantic web. authors: timothy w. finin , anupam joshi. venue: sigmod record. year: 2002", "productB": "title: emergent semantics and the multimedia semantic web. authors: w. i. grosky , d. v. sreenath , f. fotouhi. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: quadtree and r-tree indexes in oracle spatial : a comparison using gis data. authors: kothuri venkata ravi kanth , siva ravada , daniel abugov. venue: sigmod conference. year: 2002", "productB": "title: quadtree and r-tree indexes in oracle spatial : a comparison using gis data. authors: ravi kanth v kothuri , siva ravada , daniel abugov. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: index research : forest or trees ? ( panel abstract ). authors: joseph m. hellerstein. venue: sigmod conference. year: 2000", "productB": "title: index research ( panel session ) : forest or trees ?. authors: joseph m. hellerstein , hans-peter kriegel , david comet , christos falsutsos , raghu ramakrishnan , paul brown. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: the design and performance evaluation of alternative xml storage strategies. authors: david j. dewitt , jianjun chen , chun zhang , feng tian. venue: sigmod record. year: 2002", "productB": "title: top-k selection queries over relational databases : mapping strategies and performance evaluation. authors: nicolas bruno , surajit chaudhuri , luis gravano. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: the design and performance evaluation of alternative xml storage strategies. authors: david j. dewitt , jianjun chen , chun zhang , feng tian. venue: sigmod record. year: 2002", "productB": "title: path sharing and predicate evaluation for high-performance xml filtering. authors: yanlei diao , mehmet altinel , michael j. franklin , hao zhang , peter fischer. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: a framework for clustering evolving data streams. authors: philip s. yu , charu c. aggarwal , jiawei han , jianyong wang. venue: vldb. year: 2003", "productB": "title: a framework for diagnosing changes in evolving data streams. authors: charu c. aggarwal. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: a framework for change diagnosis of data streams. authors: charu c. aggarwal. venue: sigmod conference. year: 2003", "productB": "title: a framework for diagnosing changes in evolving data streams. authors: charu c. aggarwal. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: a framework for clustering evolving data streams. authors: philip s. yu , charu c. aggarwal , jiawei han , jianyong wang. venue: vldb. year: 2003", "productB": "title: a framework for implementing hypothetical queries. authors: timothy griffin , richard hull. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: a framework for implementing hypothetical queries. authors: timothy griffin , richard hull. venue: sigmod conference. year: 1997", "productB": "title: a framework for implementing hypothetical queries. authors: timothy griffin , richard hull. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: the jungle database search engine. authors: linas bukauskas , curtis e. dyreson , michael h. b\u00f6hlen. venue: sigmod conference. year: 1999", "productB": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: the database group at national technical university of athens ( ntua ). authors: timos k. sellis , yannis vassiliou. venue: sigmod record. year: 1995", "productB": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: the jungle database search engine. authors: linas bukauskas , curtis e. dyreson , michael h. b\u00f6hlen. venue: sigmod conference. year: 1999", "productB": "title: the microsoft database research group. authors: david lomet , roger barga , surajit chaudhuri , paul larson , vivek narasayya. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the jungle database search engine. authors: linas bukauskas , curtis e. dyreson , michael h. b\u00f6hlen. venue: sigmod conference. year: 1999", "productB": "title: the database research group at eth zurich. authors: moira c. norrie , stephen m. blott , hans-j ö rg schek , gerhard weikum. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: the database research group at eth zurich. authors: moira c. norrie , stephen m. blott , hans-j ö rg schek , gerhard weikum. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: set containment joins : the good , the bad and the ugly. authors: karthikeyan ramasamy , jeffrey f. naughton , jignesh m. patel , raghav kaushik. venue: vldb. year: 2000", "productB": "title: set containment joins : the good , the bad and the ugly. authors: karthikeyan ramasamy , jignesh m. patel , jeffrey f. naughton , raghav kaushik. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: set containment joins : the good , the bad and the ugly. authors: karthikeyan ramasamy , jeffrey f. naughton , jignesh m. patel , raghav kaushik. venue: vldb. year: 2000", "productB": "title: data management in ecommerce ( tutorial session ) : the good , the bad , and the ugly. authors: avigdor gal. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: data management in ecommerce : the good , the bad , and the ugly. authors: avigdor gal. venue: sigmod conference. year: 2000", "productB": "title: data management in ecommerce ( tutorial session ) : the good , the bad , and the ugly. authors: avigdor gal. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: a data model and data structures for moving objects databases. authors: markus schneider , enrico nardelli , luca forlizzi , ralf hartmut g\u00fcting. venue: sigmod conference. year: 2000", "productB": "title: constraints for semistructured data and xml. authors: peter buneman , wenfei fan , j é r ô me sim é on , scott weinstein. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: searching and mining fine-grained semi-structured data. authors: soumen chakrabarti. venue: vldb. year: 2002", "productB": "title: constraints for semistructured data and xml. authors: peter buneman , wenfei fan , j é r ô me sim é on , scott weinstein. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: storing semistructured data with stored. authors: alin deutsch , mary f. fernandez , dan suciu. venue: sigmod conference. year: 1999", "productB": "title: constraints for semistructured data and xml. authors: peter buneman , wenfei fan , j é r ô me sim é on , scott weinstein. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: query rewriting for semistructured data. authors: vasilis vassalos , yannis papakonstantinou. venue: sigmod conference. year: 1999", "productB": "title: constraints for semistructured data and xml. authors: peter buneman , wenfei fan , j é r ô me sim é on , scott weinstein. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: zoo : a desktop emperiment management environment. authors: anastassia ailamaki , andrew therber , yannis e. ioannidis , anand narayanan , miron livny. venue: sigmod conference. year: 1997", "productB": "title: zoo : a desktop experiment management environment. authors: yannis e. ioannidis , miron livny , anastassia ailamaki , anand narayanan , andrew therber. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: efficient geometry-based similarity search of 3d spatial databases. authors: daniel a. keim. venue: sigmod conference. year: 1999", "productB": "title: proximity search in databases. authors: roy goldman , narayanan shivakumar , suresh venkatasubramanian , hector garcia-molina. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: metadata in video databases. authors: ramesh jain , arun hampapur. venue: sigmod record. year: 1994", "productB": "title: proximity search in databases. authors: roy goldman , narayanan shivakumar , suresh venkatasubramanian , hector garcia-molina. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: discover : keyword search in relational databases. authors: vagelis hristidis , yannis papakonstantinou. venue: vldb. year: 2002", "productB": "title: proximity search in databases. authors: roy goldman , narayanan shivakumar , suresh venkatasubramanian , hector garcia-molina. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: a system for keyword proximity search on xml databases. authors: tianqiu wang , yannis papakonstantinou , nick koudas , vagelis hristidis , andrey balmin , divesh srivastava. venue: vldb. year: 2003", "productB": "title: proximity search in databases. authors: roy goldman , narayanan shivakumar , suresh venkatasubramanian , hector garcia-molina. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: an approximate search engine for structural databases. authors: kaizhong zhang , qicheng ma , jason tsong-li wang , xinhuan zheng , xiong wang , dennis shasha , zasha weinberg , bruce a. shapiro. venue: sigmod conference. year: 2000", "productB": "title: proximity search in databases. authors: roy goldman , narayanan shivakumar , suresh venkatasubramanian , hector garcia-molina. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: efficient geometry-based similarity search of 3d spatial databases. authors: daniel a. keim. venue: sigmod conference. year: 1999", "productB": "title: efficient similarity search and classification via rank aggregation. authors: ronald fagin , ravi kumar , d. sivakumar. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: a product specification database for visual prototyping. authors: kouichi yasutake , kazutoshi sumiya , yoshihiko imai , hirohiko tanaka , norio sanada. venue: vldb. year: 1995", "productB": "title: a database approach to quality of service specification in video databases. authors: elisa bertino , ahmed k. elmagarmid , mohand-sa ï d hacid. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: an evaluation of generic bulk loading techniques. authors: jochen van den bercken , bernhard seeger. venue: vldb. year: 2001", "productB": "title: a performance evaluation of oid mapping techniques. authors: andr é eickler , carsten andreas gerlhof , donald kossmann. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: an empirical performance study of the ingres search accelerator for a large property management database system. authors: john g. hughes , david a. bell , sarabjot s. anand. venue: vldb. year: 1994", "productB": "title: an empirical performance study of the ingres search accelerator for a large property management database system. authors: sarabjot s. anand , david a. bell , john g. hughes. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: optimization techniques for queries with expensive methods. authors: joseph m. hellerstein. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: the onion technique : indexing for linear optimization queries. authors: chung-sheng li , vittorio castelli , lawrence d. bergman , john r. smith , yuan-chi chang , ming-ling lo. venue: sigmod conference. year: 2000", "productB": "title: optimization techniques for queries with expensive methods. authors: joseph m. hellerstein. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: vldb. year: 1996", "productB": "title: optimization techniques for queries with expensive methods. authors: joseph m. hellerstein. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: join queries with external text sources : execution and optimization techniques. authors: umeshwar dayal , surajit chaudhuri , tak w. yan. venue: sigmod conference. year: 1995", "productB": "title: optimization techniques for queries with expensive methods. authors: joseph m. hellerstein. venue: acm transactions on database systems ( tods ). year: 1998", "same": false}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: unql : a query language and algebra for semistructured data based on structural recursion. authors: peter buneman , mary fernandez , dan suciu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: vldb. year: 1997", "productB": "title: unql : a query language and algebra for semistructured data based on structural recursion. authors: peter buneman , mary fernandez , dan suciu. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: a query language and optimization techniques for unstructured data. authors: gerd g. hillebrand , peter buneman , susan b. davidson , dan suciu. venue: sigmod conference. year: 1996", "productB": "title: investigation of algebraic query optimisation techniques for database programming languages. authors: alexandra poulovassilis , carol small. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: iterative dynamic programming : a new class of query optimization algorithms. authors: donald kossmann , konrad stocker. venue: acm trans . database syst .. year: 2000", "productB": "title: investigation of algebraic query optimisation techniques for database programming languages. authors: alexandra poulovassilis , carol small. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: cost-based selection of path expression processing algorithms in object-oriented databases. authors: zhao-hui tang , georges gardarin , jean-robert gruser. venue: vldb. year: 1996", "productB": "title: cost-driven vertical class partitioning for methods in object oriented databases. authors: chi-wai fung , kamalakar karlapalem , qing li. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: a taxonomy for secure object-oriented databases. authors: sebastiaan h. von solms , martin s. olivier. venue: acm trans . database syst .. year: 1994", "productB": "title: cost-driven vertical class partitioning for methods in object oriented databases. authors: chi-wai fung , kamalakar karlapalem , qing li. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: nonstop sql : scalability and availability for decision support. authors: susanne englert. venue: sigmod conference. year: 1994", "productB": "title: data warehousing and olap for decision support. authors: surajit chaudhuri , umeshwar dayal. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: dec data distributor : for data replication and data warehousing. authors: daniel j. dietterich. venue: sigmod conference. year: 1994", "productB": "title: data warehousing and olap for decision support. authors: surajit chaudhuri , umeshwar dayal. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: report on the acm fourth international workshop on data warehousing and olap ( dolap 2001 ). authors: joachim hammer. venue: sigmod record. year: 2002", "productB": "title: data warehousing and olap for decision support. authors: surajit chaudhuri , umeshwar dayal. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the asilomar report on database research. authors: gerald held , hector garcia-molina , michael lesk , jim gray , philip a. bernstein , david maier , h. v. jagadish , michael stonebraker , stefano ceri , joseph m. hellerstein , david j. dewitt , jeffrey d. ullman , michael l. brodie , jeffrey f. naughton , michael j. franklin , hamid pirahesh. venue: sigmod record. year: 1998", "productB": "title: the asilomar report on database research. authors: phil bernstein , michael brodie , stefano ceri , david dewitt , mike franklin , hector garcia-molina , jim gray , jerry held , joe hellerstein , h. v. jagadish , michael lesk , dave maier , jeff naughton , hamid pirahesh , mike stonebraker , jeff ullman. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: database research at the university of oklahoma. authors: sirirut vanichayobon , leonard brown , ravi a. dirckze , sylvain guinepain , carlos s\u00e1nchez , le gruenwald , brian summers. venue: sigmod record. year: 1999", "productB": "title: the asilomar report on database research. authors: phil bernstein , michael brodie , stefano ceri , david dewitt , mike franklin , hector garcia-molina , jim gray , jerry held , joe hellerstein , h. v. jagadish , michael lesk , dave maier , jeff naughton , hamid pirahesh , mike stonebraker , jeff ullman. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: predator : a resource for database research. authors: praveen seshadri. venue: sigmod record. year: 1998", "productB": "title: the asilomar report on database research. authors: phil bernstein , michael brodie , stefano ceri , david dewitt , mike franklin , hector garcia-molina , jim gray , jerry held , joe hellerstein , h. v. jagadish , michael lesk , dave maier , jeff naughton , hamid pirahesh , mike stonebraker , jeff ullman. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: spatial operators. authors: eliseo clementini , paolino di felice. venue: sigmod record. year: 2000", "productB": "title: spatial operators. authors: eliseo clementini , paolino di felice. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: the design and implementation of k : a high-level knowledge-base programming language of osam * . kbms. authors: stanley y. w. su , javier arroyo , herman lam , yuh-ming shyy. venue: vldb j.. year: 1996", "productB": "title: the design and implementation of k : a high-level knowledge-base programming language of osam * . kbms. authors: yuh-ming shyy , javier arroyo , stanley y.w. su , herman lam. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: the design and implementation of k : a high-level knowledge-base programming language of osam * . kbms. authors: yuh-ming shyy , javier arroyo , stanley y.w. su , herman lam. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: cure : an efficient clustering algorithm for large databases. authors: sudipto guha , rajeev rastogi , kyuseok shim. venue: sigmod conference. year: 1998", "productB": "title: the merge/purge problem for large databases. authors: mauricio a. hern á ndez , salvatore j. stolfo. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: cure : an efficient clustering algorithm for large databases. authors: sudipto guha , rajeev rastogi , kyuseok shim. venue: sigmod conference. year: 1998", "productB": "title: walrus : a similarity retrieval algorithm for image databases. authors: apostol natsev , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: an extendible hash for multi-precision similarity querying of image databases. authors: m. tamer \u00f6zsu , shu lin , raymond t. ng , vincent oria. venue: vldb. year: 2001", "productB": "title: walrus : a similarity retrieval algorithm for image databases. authors: apostol natsev , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: online association rule mining. authors: christian hidber. venue: sigmod conference. year: 1999", "productB": "title: association rules over interval data. authors: r. j. miller , y. yang. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: sampling large databases for association rules. authors: hannu toivonen. venue: vldb. year: 1996", "productB": "title: association rules over interval data. authors: r. j. miller , y. yang. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: online association rule mining. authors: christian hidber. venue: sigmod conference. year: 1999", "productB": "title: query flocks : a generalization of association-rule mining. authors: dick tsur , jeffrey d. ullman , serge abiteboul , chris clifton , rajeev motwani , svetlozar nestorov , arnon rosenthal. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: materialized view maintenance and integrity constraint checking : trading space for time. authors: divesh srivastava , s. sudarshan , kenneth a. ross. venue: sigmod conference. year: 1996", "productB": "title: efficient maintenance of materialized mediated views. authors: james j. lu , guido moerkotte , joachim schue , v. s. subrahmanian. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: a database model for object dynamics. authors: mike p. papazoglou , bernd j. kr\u00e4mer. venue: vldb j.. year: 1997", "productB": "title: a survey of logical models for olap databases. authors: panos vassiliadis , timos sellis. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: automatic discovery of language models for text databases. authors: aiqun du , james p. callan , margaret e. connell. venue: sigmod conference. year: 1999", "productB": "title: a survey of logical models for olap databases. authors: panos vassiliadis , timos sellis. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: on-line warehouse view maintenance. authors: jennifer widom , dallan quass. venue: sigmod conference. year: 1997", "productB": "title: the whips prototype for data warehouse creation and maintenance. authors: wilburt j. labio , yue zhuge , janet l. wiener , himanshu gupta , h é ctor garc í a-molina , jennifer widom. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the whips prototype for data warehouse creation and maintenance. authors: hector garcia-molina , himanshu gupta , wilburt labio , yue zhuge , janet l. wiener , jennifer widom. venue: sigmod conference. year: 1997", "productB": "title: the whips prototype for data warehouse creation and maintenance. authors: wilburt j. labio , yue zhuge , janet l. wiener , himanshu gupta , h é ctor garc í a-molina , jennifer widom. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: wavelet-based histograms for selectivity estimation. authors: jeffrey scott vitter , yossi matias , min wang. venue: sigmod conference. year: 1998", "productB": "title: improved histograms for selectivity estimation of range predicates. authors: viswanath poosala , peter j. haas , yannis e. ioannidis , eugene j. shekita. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: selectivity estimation using probabilistic models. authors: daphne koller , lise getoor , benjamin taskar. venue: sigmod conference. year: 2001", "productB": "title: improved histograms for selectivity estimation of range predicates. authors: viswanath poosala , peter j. haas , yannis e. ioannidis , eugene j. shekita. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: wavelet-based histograms for selectivity estimation. authors: jeffrey scott vitter , yossi matias , min wang. venue: sigmod conference. year: 1998", "productB": "title: selectivity estimation using probabilistic models. authors: lise getoor , benjamin taskar , daphne koller. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: using probabilistic information in data integration. authors: alon y. levy , daniela florescu , daphne koller. venue: vldb. year: 1997", "productB": "title: selectivity estimation using probabilistic models. authors: lise getoor , benjamin taskar , daphne koller. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: implementation aspects of an object-oriented dbms. authors: ilker durusoy , cetin ozkan , mehmet altinel , asuman dogac. venue: sigmod record. year: 1995", "productB": "title: opt + + : an object-oriented implementation for extensible database query optimization. authors: navin kabra , david j. dewitt. venue: the vldb journal -- the international journal on very large data bases. year: 1999", "same": false}
{"productA": "title: exact : an extensible approach to active object-oriented databases. authors: arturo jaime , oscar d\u00edaz. venue: vldb j.. year: 1997", "productB": "title: opt + + : an object-oriented implementation for extensible database query optimization. authors: navin kabra , david j. dewitt. venue: the vldb journal -- the international journal on very large data bases. year: 1999", "same": false}
{"productA": "title: implementation aspects of an object-oriented dbms. authors: ilker durusoy , cetin ozkan , mehmet altinel , asuman dogac. venue: sigmod record. year: 1995", "productB": "title: odmg-93 : a standard for object-oriented dbmss. authors: r. g. g. cattell. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: query optimization by predicate move-around. authors: alon y. levy , inderpal singh mumick , yehoshua sagiv. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: parametric query optimization. authors: raymond t. ng , timos k. sellis , yannis e. ioannidis , kyuseok shim. venue: vldb j.. year: 1997", "productB": "title: query optimization by predicate move-around. authors: alon y. levy , inderpal singh mumick , yehoshua sagiv. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: estimating compilation time of a query optimizer. authors: ihab f. ilyas , jun rao , guy lohman , dengfeng gao , eileen lin. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: bringing order to query optimization. authors: giedrius slivinskas , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 2002", "productB": "title: estimating compilation time of a query optimizer. authors: ihab f. ilyas , jun rao , guy lohman , dengfeng gao , eileen lin. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: counting , enumerating , and sampling of execution plans in a cost-based query optimizer. authors: c\u00e9sar a. galindo-legaria , florian waas. venue: sigmod conference. year: 2000", "productB": "title: estimating compilation time of a query optimizer. authors: ihab f. ilyas , jun rao , guy lohman , dengfeng gao , eileen lin. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: query optimization for xml. authors: jason mchugh , jennifer widom. venue: vldb. year: 1999", "productB": "title: coloring away communication in parallel query optimization. authors: waqar hasan , rajeev motwani. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: query processing and optimization in oracle rdb. authors: gennady antoshenkov , mohamed ziauddin. venue: vldb j.. year: 1996", "productB": "title: coloring away communication in parallel query optimization. authors: waqar hasan , rajeev motwani. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: legodb : customizing relational storage for xml documents. authors: prasan roy , philip bohannon , jayant r. haritsa , j\u00e9r\u00f4me sim\u00e9on , maya ramanath , juliana freire. venue: vldb. year: 2002", "productB": "title: storage and retrieval of xml data using relational databases. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: banks : browsing and keyword searching in relational databases. authors: arvind hulgeri , gaurav bhalotia , soumen chakrabarti , parag , s. sudarshan , charuta nakhe , b. aditya. venue: vldb. year: 2002", "productB": "title: storage and retrieval of xml data using relational databases. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: accessing relational databases from the world wide web. authors: tam nguyen , v. srinivasan. venue: sigmod conference. year: 1996", "productB": "title: storage and retrieval of xml data using relational databases. authors: surajit chaudhuri , kyuseok shim. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: legodb : customizing relational storage for xml documents. authors: prasan roy , philip bohannon , jayant r. haritsa , j\u00e9r\u00f4me sim\u00e9on , maya ramanath , juliana freire. venue: vldb. year: 2002", "productB": "title: a general technique for querying xml documents using a relational database system. authors: jayavel shanmugasundaram , eugene shekita , jerry kiernan , rajasekar krishnamurthy , efstratios viglas , jeffrey naughton , igor tatarinov. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: relational databases for querying xml documents : limitations and opportunities. authors: jeffrey f. naughton , kristin tufte , chun zhang , gang he , david j. dewitt , jayavel shanmugasundaram. venue: vldb. year: 1999", "productB": "title: a general technique for querying xml documents using a relational database system. authors: jayavel shanmugasundaram , eugene shekita , jerry kiernan , rajasekar krishnamurthy , efstratios viglas , jeffrey naughton , igor tatarinov. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: xperanto : middleware for publishing object-relational data as xml documents. authors: michael j. carey , subbu n. subramanian , eugene j. shekita , jerry kiernan , jayavel shanmugasundaram. venue: vldb. year: 2000", "productB": "title: a general technique for querying xml documents using a relational database system. authors: jayavel shanmugasundaram , eugene shekita , jerry kiernan , rajasekar krishnamurthy , efstratios viglas , jeffrey naughton , igor tatarinov. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: querying xml views of relational data. authors: jerry kiernan , jayavel shanmugasundaram , catalina fan , eugene j. shekita , john funderburk. venue: vldb. year: 2001", "productB": "title: a general technique for querying xml documents using a relational database system. authors: jayavel shanmugasundaram , eugene shekita , jerry kiernan , rajasekar krishnamurthy , efstratios viglas , jeffrey naughton , igor tatarinov. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: a predicate-based caching scheme for client-server database architectures. authors: julie basu , arthur m. keller. venue: vldb j.. year: 1996", "productB": "title: one size fits all database architectures do not work for dss. authors: clark d. french. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: a predicate-based caching scheme for client-server database architectures. authors: julie basu , arthur m. keller. venue: vldb j.. year: 1996", "productB": "title: an adaptive hybrid server architecture for client caching odbmss. authors: kaladhar voruganti , m. tamer Ö zsu , ronald c. unrau. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: thesus : organizing web document collections based on link semantics. authors: benjamin nguyen , iraklis varlamis , maria halkidi , michalis vazirgiannis. venue: vldb j.. year: 2003", "productB": "title: thesus : organizing web document collections based on link semantics. authors: maria halkidi , benjamin nguyen , iraklis varlamis , michalis vazirgiannis. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": true}
{"productA": "title: bringing order to query optimization. authors: giedrius slivinskas , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 2002", "productB": "title: query optimization at the crossroads. authors: surajit chaudhuri. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: query processing and optimization in oracle rdb. authors: gennady antoshenkov , mohamed ziauddin. venue: vldb j.. year: 1996", "productB": "title: query optimization at the crossroads. authors: surajit chaudhuri. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: bringing order to query optimization. authors: giedrius slivinskas , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 2002", "productB": "title: open issues in parallel query optimization. authors: waqar hasan , daniela florescu , patrick valduriez. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: open issues in parallel query optimization. authors: waqar hasan , patrick valduriez , daniela florescu. venue: sigmod record. year: 1996", "productB": "title: open issues in parallel query optimization. authors: waqar hasan , daniela florescu , patrick valduriez. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: on-line reorganization in object databases. authors: s. sudarshan , rajeev rastogi , s. seshadri , mohana krishna lakhamraju. venue: sigmod conference. year: 2000", "productB": "title: on the cost of monitoring and reorganization of object bases for clustering. authors: carsten a. gerlhof , alfons kemper , guido moerkotte. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: on-line reorganization in object databases. authors: s. sudarshan , rajeev rastogi , s. seshadri , mohana krishna lakhamraju. venue: sigmod conference. year: 2000", "productB": "title: on-line reorganization of sparsely-populated b + - trees. authors: chendong zou , betty salzberg. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: xml and information retrieval : a sigir 2000 workshop. authors: yo\u00eblle s. maarek , david carmel , aya soffer. venue: sigmod record. year: 2001", "productB": "title: infoharness : a system for search and retrieval of heterogeneous information. authors: leon shklar , amit sheth , vipul kashyap , satish thatte. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: xml and information retrieval : a sigir 2000 workshop. authors: yo\u00eblle s. maarek , david carmel , aya soffer. venue: sigmod record. year: 2001", "productB": "title: information retrieval from an incomplete data cube. authors: curtis e. dyreson. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: research and products : are they relevant to each other ? ( panel ). authors: herb edelstein. venue: sigmod conference. year: 1995", "productB": "title: research and products-are they relevant to each other ? ( panel session ). authors: herb edelstein. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: an introduction to deductive database languages and systems. authors: kotagiri ramamohanarao , james harland. venue: vldb j.. year: 1994", "productB": "title: space optimization in deductive databases. authors: divesh srivastava , s. sudarshan , raghu ramakrishnan , jeffrey f. naughton. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: space optimization in deductive databases. authors: divesh srivastava , s. sudarshan , raghu ramakrishnan , jeffrey f. naughton. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: deadlock detection in distributed database systems : a new algorithm and a comparative performance analysis. authors: alfons kemper , ehud gudes , natalija krivokapic. venue: vldb j.. year: 1999", "productB": "title: the demarcation protocol : a technique for maintaining constraints in distributed database systems. authors: daniel barbar á - mill á , hector garcia-molina. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: the network is the database : data management for highly distributed systems. authors: michael j. wynblatt , julio c. navas. venue: sigmod conference. year: 2001", "productB": "title: the demarcation protocol : a technique for maintaining constraints in distributed database systems. authors: daniel barbar á - mill á , hector garcia-molina. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: maintaining database consistency in presence of value dependencies in multidatabase systems. authors: mich\u00e8le cart , claire morpain , jean-fran\u00e7ois pons , jean ferri\u00e9. venue: sigmod conference. year: 1996", "productB": "title: the demarcation protocol : a technique for maintaining constraints in distributed database systems. authors: daniel barbar á - mill á , hector garcia-molina. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: deadlock detection in distributed database systems : a new algorithm and a comparative performance analysis. authors: alfons kemper , ehud gudes , natalija krivokapic. venue: vldb j.. year: 1999", "productB": "title: performance evaluation of a new distributed deadlock detection algorithm. authors: chim-fu yeung , sheung-lun hung , kam-yiu lam. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: view management in multimedia databases. authors: v. s. subrahmanian , eric lemar , k. sel\u00e7uk candan. venue: vldb j.. year: 2000", "productB": "title: filenet integrated document management database usage and issues. authors: daniel s. whelan. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: combining fuzzy information : an overview. authors: ronald fagin. venue: sigmod record. year: 2002", "productB": "title: discovering web services : an overview. authors: vadim draluk. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: design and implementation of rmp : a virtual electronic market place. authors: susanne boll , wolfgang klas , bernard battaglin. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: the design and implementation of a sequence database system. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: vldb. year: 1996", "productB": "title: design , implementation , and performance of the lham log-structured history data access method. authors: peter muth , patrick e. o'neil , achim pick , gerhard weikum. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: rajeev rastogi , minos n. garofalakis , kyuseok shim , kaushik chakrabarti. venue: vldb j.. year: 2001", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: kyuseok shim , kaushik chakrabarti , minos n. garofalakis , rajeev rastogi. venue: vldb. year: 2000", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: query processing in spatial network databases. authors: nikos mamoulis , jun zhang , dimitris papadias , yufei tao. venue: vldb. year: 2003", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: query processing techniques for multiversion access methods. authors: jochen van den bercken , bernhard seeger. venue: vldb. year: 1996", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: rajeev rastogi , minos n. garofalakis , kyuseok shim , kaushik chakrabarti. venue: vldb j.. year: 2001", "productB": "title: aqua : a fast decision support systems using approximate query answers. authors: swarup acharya , phillip b. gibbons , viswanath poosala. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: rajeev rastogi , minos n. garofalakis , kyuseok shim , kaushik chakrabarti. venue: vldb j.. year: 2001", "productB": "title: approximate query mapping : accounting for translation closeness. authors: kevin chen-chuan chang , h é ctor garc í a-molina. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: rajeev rastogi , minos n. garofalakis , kyuseok shim , kaushik chakrabarti. venue: vldb j.. year: 2001", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query processing in spatial network databases. authors: nikos mamoulis , jun zhang , dimitris papadias , yufei tao. venue: vldb. year: 2003", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: approximate query processing : taming the terabytes. authors: minos n. garofalakis , phillip b. gibbons. venue: vldb. year: 2001", "productB": "title: query processing techniques for arrays. authors: arunprasad p. marathe , kenneth salem. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: rajeev rastogi , minos n. garofalakis , kyuseok shim , kaushik chakrabarti. venue: vldb j.. year: 2001", "productB": "title: online query processing : a tutorial. authors: peter j. haas , joseph m. hellerstein. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: kyuseok shim , kaushik chakrabarti , minos n. garofalakis , rajeev rastogi. venue: vldb. year: 2000", "productB": "title: online query processing : a tutorial. authors: peter j. haas , joseph m. hellerstein. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: quickstore : a high performance mapped object store. authors: david j. dewitt , seth j. white. venue: sigmod conference. year: 1994", "productB": "title: quickstore : a high performance mapped object store. authors: seth j. white , david j. dewitt. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: quickstore : a high performance mapped object store. authors: david j. dewitt , seth j. white. venue: sigmod conference. year: 1994", "productB": "title: implementing crash recovery in quickstore : a performance study. authors: seth j. white , david j. dewitt. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: implementing crash recovery in quickstore : a performance study. authors: seth j. white , david j. dewitt. venue: sigmod conference. year: 1995", "productB": "title: implementing crash recovery in quickstore : a performance study. authors: seth j. white , david j. dewitt. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: efficient algorithms for processing xpath queries. authors: reinhard pichler , georg gottlob , christoph koch. venue: vldb. year: 2002", "productB": "title: javax.xxl : a prototype for a library of query processing algorithms. authors: jochen van den bercken , jens-peter dittrich , bernhard seeger. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: efficient algorithms for processing xpath queries. authors: reinhard pichler , georg gottlob , christoph koch. venue: vldb. year: 2002", "productB": "title: stream processing of xpath queries with predicates. authors: ashish kumar gupta , dan suciu. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: xpath queries on streaming data. authors: sudarshan s. chawathe , feng peng. venue: sigmod conference. year: 2003", "productB": "title: stream processing of xpath queries with predicates. authors: ashish kumar gupta , dan suciu. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: groupwise processing of relational queries. authors: kenneth a. ross , damianos chatziantoniou. venue: vldb. year: 1997", "productB": "title: stream processing of xpath queries with predicates. authors: ashish kumar gupta , dan suciu. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: partial results for online query processing. authors: joseph m. hellerstein , vijayshankar raman. venue: sigmod conference. year: 2002", "productB": "title: cache conscious algorithms for relational query processing. authors: ambuj shatdal , chander kant , jeffrey f. naughton. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: integration of spatial join algorithms for processing multiple inputs. authors: nikos mamoulis , dimitris papadias. venue: sigmod conference. year: 1999", "productB": "title: cache conscious algorithms for relational query processing. authors: ambuj shatdal , chander kant , jeffrey f. naughton. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: foundations of preferences in database systems. authors: werner kie\u00dfling. venue: vldb. year: 2002", "productB": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant haritsa. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: a database system for real-time event aggregation in telecommunication. authors: henry f. korth , jerry baulier , abraham silberschatz , stephen blott. venue: vldb. year: 1998", "productB": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant haritsa. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant haritsa. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: workshop report : the first international workshop on active and real-time database systems ( artdb-95 ). authors: mikael berndtsson , j\u00f6rgen hansson. venue: sigmod record. year: 1996", "productB": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant haritsa. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the onion technique : indexing for linear optimization queries. authors: chung-sheng li , vittorio castelli , lawrence d. bergman , john r. smith , yuan-chi chang , ming-ling lo. venue: sigmod conference. year: 2000", "productB": "title: fundamental techniques for order optimization. authors: david simmen , eugene shekita , timothy malkemus. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: aquery : query language for ordered data , optimization techniques , and experiments. authors: alberto lerner , dennis shasha. venue: vldb. year: 2003", "productB": "title: fundamental techniques for order optimization. authors: david simmen , eugene shekita , timothy malkemus. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: icicles : self-tuning samples for approximate query answering. authors: venkatesh ganti , raghu ramakrishnan , mong-li lee. venue: vldb. year: 2000", "productB": "title: join synopses for approximate query answering. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: dynamic sample selection for approximate query processing. authors: gautam das , surajit chaudhuri , brian babcock. venue: sigmod conference. year: 2003", "productB": "title: join synopses for approximate query answering. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: scalable parallel data mining for association rules. authors: eui-hong han , vipin kumar , george karypis. venue: sigmod conference. year: 1997", "productB": "title: free parallel data mining. authors: bin li , dennis shasha. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: scalable parallel data mining for association rules. authors: eui-hong han , vipin kumar , george karypis. venue: sigmod conference. year: 1997", "productB": "title: sampling large databases for association rules. authors: hannu toivonen. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: kaushik chakrabarti , eamonn j. keogh , michael j. pazzani , sharad mehrotra. venue: acm trans . database syst .. year: 2002", "productB": "title: sampling large databases for association rules. authors: hannu toivonen. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: metu interoperable database system. authors: sema mancuhan , ismailcem budak arpinar , fatma ozcan , pinar koksal , asuman dogac , g\u00f6khan \u00f6zhan , cevdet dengi , ugur halici , cem evrendilek , sena nural , ebru kilic. venue: sigmod conference. year: 1996", "productB": "title: metu interoperable database system. authors: asuman dogac , ugur halici , ebru kilic , gokhan ozhan , fatma ozcan , sena nural , cevdet dengi , sema mancuhan , budak arpinar , pinar koksal , cem evrendilek. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: managing intra-operator parallelism in parallel database systems. authors: david j. dewitt , manish mehta. venue: vldb. year: 1995", "productB": "title: metu interoperable database system. authors: asuman dogac , ugur halici , ebru kilic , gokhan ozhan , fatma ozcan , sena nural , cevdet dengi , sema mancuhan , budak arpinar , pinar koksal , cem evrendilek. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: disima : a distributed and interoperable image database system. authors: vincent oria , benjamin bin yao , shu lin , paul iglinski , m. tamer \u00f6zsu. venue: sigmod conference. year: 2000", "productB": "title: metu interoperable database system. authors: asuman dogac , ugur halici , ebru kilic , gokhan ozhan , fatma ozcan , sena nural , cevdet dengi , sema mancuhan , budak arpinar , pinar koksal , cem evrendilek. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: gnatdb : a small-footprint , secure database system. authors: radek vingralek. venue: vldb. year: 2002", "productB": "title: metu interoperable database system. authors: asuman dogac , ugur halici , ebru kilic , gokhan ozhan , fatma ozcan , sena nural , cevdet dengi , sema mancuhan , budak arpinar , pinar koksal , cem evrendilek. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: metu interoperable database system. authors: sema mancuhan , ismailcem budak arpinar , fatma ozcan , pinar koksal , asuman dogac , g\u00f6khan \u00f6zhan , cevdet dengi , ugur halici , cem evrendilek , sena nural , ebru kilic. venue: sigmod conference. year: 1996", "productB": "title: a language based multidatabase system. authors: eva k ü hn , thomas tschernko , konrad schwarz. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: filter trees for managing spatial data over a range of size granularities. authors: kenneth c. sevcik , nick koudas. venue: vldb. year: 1996", "productB": "title: filter trees for managing spatial data over a range of size granularities. authors: kenneth c. sevcik , nick koudas. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: spirit : sequential pattern mining with regular expression constraints. authors: rajeev rastogi , kyuseok shim , minos n. garofalakis. venue: vldb. year: 1999", "productB": "title: spirit : sequential pattern mining with regular expression constraints. authors: minos n. garofalakis , rajeev rastogi , kyuseok shim. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: managing intra-operator parallelism in parallel database systems. authors: david j. dewitt , manish mehta. venue: vldb. year: 1995", "productB": "title: a non-uniform data fragmentation strategy for parallel main-menory database systems. authors: n. bassiliades , ioannis p. vlahavas. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: managing intra-operator parallelism in parallel database systems. authors: david j. dewitt , manish mehta. venue: vldb. year: 1995", "productB": "title: managing uncertainty in sensor database. authors: reynold cheng , sunil prabhakar. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: managing web data. authors: dan suciu. venue: sigmod conference. year: 1999", "productB": "title: managing uncertainty in sensor database. authors: reynold cheng , sunil prabhakar. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: architectures for internal web services deployment. authors: oded shmueli. venue: vldb. year: 2001", "productB": "title: proxy-server architectures for olap. authors: panos kalnis , dimitris papadias. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: using probabilistic information in data integration. authors: alon y. levy , daniela florescu , daphne koller. venue: vldb. year: 1997", "productB": "title: information integration : the momis project demonstration. authors: domenico beneventano , sonia bergamaschi , silvana castano , alberto corni , r. guidetti , g. malvezzi , michele melchiori , maurizio vincini. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: securing xml documents : the author-x project demonstration. authors: elisa bertino , elena ferrari , silvana castano. venue: sigmod conference. year: 2001", "productB": "title: information integration : the momis project demonstration. authors: domenico beneventano , sonia bergamaschi , silvana castano , alberto corni , r. guidetti , g. malvezzi , michele melchiori , maurizio vincini. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: the hyperion project : from data integration to data coordination. authors: marcelo arenas , vasiliki kantere , ren\u00e9e j. miller , anastasios kementsietsidis , john mylopoulos , iluju kiringa. venue: sigmod record. year: 2003", "productB": "title: information integration : the momis project demonstration. authors: domenico beneventano , sonia bergamaschi , silvana castano , alberto corni , r. guidetti , g. malvezzi , michele melchiori , maurizio vincini. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: information integration and xml in ibm 's db2. authors: patricia g. selinger. venue: vldb. year: 2002", "productB": "title: information integration : the momis project demonstration. authors: domenico beneventano , sonia bergamaschi , silvana castano , alberto corni , r. guidetti , g. malvezzi , michele melchiori , maurizio vincini. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: using probabilistic information in data integration. authors: alon y. levy , daniela florescu , daphne koller. venue: vldb. year: 1997", "productB": "title: semantic interoperability in global information systems. authors: a. m. ouksel , a. sheth. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: database patchwork on the internet. authors: reinhard braumandl , alfons kemper , donald kossmann. venue: sigmod conference. year: 1999", "productB": "title: database management systems and the internet. authors: susan malaika. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: constructing the next 100 database management systems. authors: andreas geppert , klaus r. dittrich. venue: sigmod record. year: 1994", "productB": "title: database management systems and the internet. authors: susan malaika. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: using the calanda time series management system. authors: werner dreyer , angelika kotz dittrich , duri schmidt. venue: sigmod conference. year: 1995", "productB": "title: database management systems and the internet. authors: susan malaika. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: database patchwork on the internet. authors: reinhard braumandl , alfons kemper , donald kossmann. venue: sigmod conference. year: 1999", "productB": "title: database patchwork on the internet. authors: reinhard braumandl , alfons kemper , donald kossmann. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: hypergraph based reorderings of outer join queries with complex predicates. authors: gautam bhargava , balakrishna r. iyer , piyush goel. venue: sigmod conference. year: 1995", "productB": "title: hypergraph based reorderings of outer join queries with complex predicates. authors: gautam bhargava , piyush goel , bala iyer. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: reminiscences on influential papers. authors: richard t. snodgrass. venue: sigmod record. year: 1999", "productB": "title: reminiscences in influential papers. authors: richard snodgrass. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: reminiscences on influential papers. authors: kaladhar voruganti , ren\u00e9e j. miller , kenneth a. ross , flip korn. venue: sigmod record. year: 2002", "productB": "title: reminiscences in influential papers. authors: richard snodgrass. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: reminiscences on influential papers. authors: christos h. papadimitriou , anant jhingran , yannis e. ioannidis , kenneth a. ross. venue: sigmod record. year: 2000", "productB": "title: reminiscences in influential papers. authors: richard snodgrass. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: multi-dimensional database allocation for parallel data warehouses. authors: thomas st ö hr , holger m ä rtens , erhard rahm. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: lineage tracing for general data warehouse transformations. authors: jennifer widom , yingwei cui. venue: vldb j.. year: 2003", "productB": "title: multi-dimensional database allocation for parallel data warehouses. authors: thomas st ö hr , holger m ä rtens , erhard rahm. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: materialized view selection for multidimensional datasets. authors: amit shukla , prasad deshpande , jeffrey f. naughton. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: a template model for multidimensional inter-transactional association rules. authors: jeffrey xu yu , hongjun lu , ling feng , jiawei han. venue: vldb j.. year: 2002", "productB": "title: materialized view selection for multidimensional datasets. authors: amit shukla , prasad deshpande , jeffrey f. naughton. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: outlier detection for high dimensional data. authors: charu c. aggarwal , philip s. yu. venue: sigmod conference. year: 2001", "productB": "title: materialized view selection for multidimensional datasets. authors: amit shukla , prasad deshpande , jeffrey f. naughton. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: multi-dimensional substring selectivity estimation. authors: h. v. jagadish , olga kapitskaia , raymond t. ng , divesh srivastava. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: selectivity estimation using probabilistic models. authors: daphne koller , lise getoor , benjamin taskar. venue: sigmod conference. year: 2001", "productB": "title: multi-dimensional substring selectivity estimation. authors: h. v. jagadish , olga kapitskaia , raymond t. ng , divesh srivastava. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: materialized view selection for multidimensional datasets. authors: jeffrey f. naughton , amit shukla , prasad deshpande. venue: vldb. year: 1998", "productB": "title: management of multidimensional discrete data. authors: peter baumann. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: making b + - trees cache conscious in main memory. authors: kenneth a. ross , jun rao. venue: sigmod conference. year: 2000", "productB": "title: cache conscious indexing for decision-support in main memory. authors: jun rao , kenneth a. ross. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: making b + - trees cache conscious in main memory. authors: kenneth a. ross , jun rao. venue: sigmod conference. year: 2000", "productB": "title: making b + - trees cache conscious in main memory. authors: jun rao , kenneth a. ross. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: hd-eye : visual clustering of high dimensional data. authors: daniel a. keim , markus wawryniuk , alexander hinneburg. venue: sigmod conference. year: 2002", "productB": "title: optimal grid-clustering : towards breaking the curse of dimensionality in high-dimensional clustering. authors: alexander hinneburg , daniel a. keim. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: hd-eye : visual clustering of high dimensional data. authors: daniel a. keim , markus wawryniuk , alexander hinneburg. venue: sigmod conference. year: 2002", "productB": "title: hd-eye : visual clustering of high dimensional data. authors: alexander hinneburg , daniel a. keim , markus wawryniuk. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: multi-dimensional clustering : a new data layout scheme in db2. authors: bishwaranjan bhattacharjee , sriram padmanabhan , matthew huras , leslie cranston , timothy malkemus. venue: sigmod conference. year: 2003", "productB": "title: hd-eye : visual clustering of high dimensional data. authors: alexander hinneburg , daniel a. keim , markus wawryniuk. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: constructing the next 100 database management systems. authors: andreas geppert , klaus r. dittrich. venue: sigmod record. year: 1994", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: sigmod conference. year: 2003", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: aurora : a data stream management system. authors: nesime tatbul , daniel j. abadi , c. erwin , anurag maskey , mitch cherniack , alex rasin , christian convey , a. singer , eduardo f. galvez , r. yan , ugur \u00e7etintemel , ying xing , stanley b. zdonik , michael stonebraker , donald carney , m. hatoun. venue: sigmod conference. year: 2003", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: open object database management systems. authors: jos\u00e9 a. blakeley. venue: sigmod conference. year: 1994", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: serfing the web : web site management made easy. authors: kajal t. claypool , elke a. rundensteiner , hong su , keiji oenoki , li chen. venue: sigmod conference. year: 2000", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: agflow : agent-based cross-enterprise workflow management system. authors: boualem benatallah , anne h. h. ngu , phuong nguyen , liangzhao zeng. venue: vldb. year: 2001", "productB": "title: strudel : a web site management system. authors: mary fernandez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: constructing the next 100 database management systems. authors: andreas geppert , klaus r. dittrich. venue: sigmod record. year: 1994", "productB": "title: the mlpq/gis constraint database system. authors: peter revesz , rui chen , pradip kanjamala , yiming li , yuguo liu , yonghui wang. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: the mlpq/gis constraint database system. authors: yuguo liu , yiming li , pradip kanjamala , rui chen , yonghui wang , peter z. revesz. venue: sigmod conference. year: 2000", "productB": "title: the mlpq/gis constraint database system. authors: peter revesz , rui chen , pradip kanjamala , yiming li , yuguo liu , yonghui wang. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: a scalable architecture for autonomous heterogeneous database interactions. authors: athman bouguettaya , steven milliner , mike p. papazoglou. venue: vldb. year: 1995", "productB": "title: dbcache : middle-tier database caching for highly scalable e-business architectures. authors: christof bornh ö vd , mehmet altinel , sailesh krishnamurthy , c. mohan , hamid pirahesh , berthold reinwald. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: middle-tier database caching for e-business. authors: hamid pirahesh , c. mohan , jeffrey f. naughton , sailesh krishnamurthy , honguk woo , qiong luo , bruce g. lindsay. venue: sigmod conference. year: 2002", "productB": "title: dbcache : middle-tier database caching for highly scalable e-business architectures. authors: christof bornh ö vd , mehmet altinel , sailesh krishnamurthy , c. mohan , hamid pirahesh , berthold reinwald. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: management of multidimensional discrete data. authors: peter baumann. venue: vldb j.. year: 1994", "productB": "title: efficient search of multi-dimensional b-trees. authors: harry leslie , rohit jain , dave birdsall , hedieh yaghmai. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: maintaining data privacy in association rule mining. authors: shariq rizvi , jayant r. haritsa. venue: vldb. year: 2002", "productB": "title: privacy-preserving data mining. authors: rakesh agrawal , ramakrishnan srikant. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: free parallel data mining. authors: bin li , dennis shasha. venue: sigmod conference. year: 1998", "productB": "title: privacy-preserving data mining. authors: rakesh agrawal , ramakrishnan srikant. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb j.. year: 1998", "productB": "title: integrating sql databases with content-specific search engines. authors: stefan de ß loch , nelson mendon ç a mattos. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb. year: 1997", "productB": "title: integrating sql databases with content-specific search engines. authors: stefan de ß loch , nelson mendon ç a mattos. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: integrating reliable memory in databases. authors: peter m. chen , wee teck ng. venue: vldb j.. year: 1998", "productB": "title: reordering query execution in tertiary memory databases. authors: sunita sarawagi , michael stonebraker. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: research directions in biodiversity informatics. authors: john l. schnase. venue: vldb. year: 2000", "productB": "title: research and practice in federated information systems. authors: w. hasselbring , w.-j . van den heuvel , g. j. houben , r.-d . kutsche , b. rieger , m. roantree , k. subieta. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: engineering federated information systems : report of efis '99 workshop. authors: f\u00e8lix saltor , uwe hohenstein , ralf-detlef kutsche , wilhelm hasselbring , gunter saake , stefan conrad , mark roantree. venue: sigmod record. year: 1999", "productB": "title: research and practice in federated information systems. authors: w. hasselbring , w.-j . van den heuvel , g. j. houben , r.-d . kutsche , b. rieger , m. roantree , k. subieta. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: contextualizing the information space in federated digital libraries. authors: jeroen hoppenbrouwers , mike p. papazoglou. venue: sigmod record. year: 1999", "productB": "title: research and practice in federated information systems. authors: w. hasselbring , w.-j . van den heuvel , g. j. houben , r.-d . kutsche , b. rieger , m. roantree , k. subieta. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: infomaster : an information integration system. authors: arthur m. keller , michael r. genesereth , oliver m. duschka. venue: sigmod conference. year: 1997", "productB": "title: research and practice in federated information systems. authors: w. hasselbring , w.-j . van den heuvel , g. j. houben , r.-d . kutsche , b. rieger , m. roantree , k. subieta. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: challenges for global information systems. authors: alon y. levy , divesh srivastava , abraham silberschatz , maria zemankova. venue: vldb. year: 1994", "productB": "title: research and practice in federated information systems. authors: w. hasselbring , w.-j . van den heuvel , g. j. houben , r.-d . kutsche , b. rieger , m. roantree , k. subieta. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: a scalable algorithm for answering queries using views. authors: rachel pottinger , alon y. levy. venue: vldb. year: 2000", "productB": "title: minicon : a scalable algorithm for answering queries using views. authors: rachel pottinger , alon halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: mining deviants in a time series database. authors: s. muthukrishnan , h. v. jagadish , nick koudas. venue: vldb. year: 1999", "productB": "title: mining deviants in a time series database. authors: h. v. jagadish , nick koudas , s. muthukrishnan. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: mining fuzzy association rules in databases. authors: ada wai-chee fu , man hon wong , chan man kuok. venue: sigmod record. year: 1998", "productB": "title: mining deviants in a time series database. authors: h. v. jagadish , nick koudas , s. muthukrishnan. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: fast subsequence matching in time-series databases. authors: m. ranganathan , christos faloutsos , yannis manolopoulos. venue: sigmod conference. year: 1994", "productB": "title: mining deviants in a time series database. authors: h. v. jagadish , nick koudas , s. muthukrishnan. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: ratio rules : a new paradigm for fast , quantifiable data mining. authors: yannis kotidis , christos faloutsos , flip korn , alexandros labrinidis. venue: vldb. year: 1998", "productB": "title: ratio rules : a new paradigm for fast , quantifiable data mining. authors: flip korn , alexandros labrinidis , yannis kotidis , christos faloutsos. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: quantifiable data mining using ratio rules. authors: christos faloutsos , yannis kotidis , flip korn , alexandros labrinidis. venue: vldb j.. year: 2000", "productB": "title: ratio rules : a new paradigm for fast , quantifiable data mining. authors: flip korn , alexandros labrinidis , yannis kotidis , christos faloutsos. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: on the costs of multilingualism in database systems. authors: a. kumaran , jayant r. haritsa. venue: vldb. year: 2003", "productB": "title: maintaining database consistency in presence of value dependencies in multidatabase systems. authors: claire morpain , mich é le cart , jean ferri é , jean-fran ç ois pons. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: join synopses for approximate query answering. authors: swarup acharya , viswanath poosala , phillip b. gibbons , sridhar ramaswamy. venue: sigmod conference. year: 1999", "productB": "title: the aqua approximate query answering system. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: approximate query processing : taming the terabytes. authors: minos n. garofalakis , phillip b. gibbons. venue: vldb. year: 2001", "productB": "title: the aqua approximate query answering system. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the query by image content ( qbic ) system. authors: denis lee , wayne niblack , james l. hafner , dragutin petkovic , myron flickner , jonathan ashley. venue: sigmod conference. year: 1995", "productB": "title: the aqua approximate query answering system. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: new sampling-based summary statistics for improving approximate query answers. authors: phillip b. gibbons , yossi matias. venue: sigmod conference. year: 1998", "productB": "title: the aqua approximate query answering system. authors: swarup acharya , phillip b. gibbons , viswanath poosala , sridhar ramaswamy. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: context-based prefetch - an optimization for implementing objects on relations. authors: david shutt , philip a. bernstein , shankar pal. venue: vldb j.. year: 2000", "productB": "title: context-based prefetch for implementing objects on relations. authors: philip a. bernstein , shankar pal , david shutt. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: lineage tracing for general data warehouse transformations. authors: yingwei cui , jennifer widom. venue: vldb. year: 2001", "productB": "title: lineage tracing for general data warehouse transformations. authors: yingwei cui , jennifer widom. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: data extraction and transformation for the data warehouse. authors: cass squire. venue: sigmod conference. year: 1995", "productB": "title: lineage tracing for general data warehouse transformations. authors: yingwei cui , jennifer widom. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: lineage tracing for general data warehouse transformations. authors: yingwei cui , jennifer widom. venue: vldb. year: 2001", "productB": "title: tracing the lineage of view data in a warehousing environment. authors: yingwei cui , jennifer widom , janet l. wiener. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: tracing the lineage of view data in a warehousing environment. authors: janet l. wiener , yingwei cui , jennifer widom. venue: acm trans . database syst .. year: 2000", "productB": "title: tracing the lineage of view data in a warehousing environment. authors: yingwei cui , jennifer widom , janet l. wiener. venue: acm transactions on database systems ( tods ). year: 2000", "same": true}
{"productA": "title: the challenge of process data warehousing. authors: matthias jarke , j\u00f6rg k\u00f6ller , thomas list. venue: vldb. year: 2000", "productB": "title: tracing the lineage of view data in a warehousing environment. authors: yingwei cui , jennifer widom , janet l. wiener. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: linking business to deliver value : a data management challenge. authors: anand deshpande. venue: vldb. year: 2000", "productB": "title: linking business to deliver value : a data management challenge. authors: anand deshpande. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: data analysis and mining in the life sciences. authors: nam huyn. venue: sigmod record. year: 2001", "productB": "title: data analysis and mining in the life sciences. authors: nam huyn. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: query optimization in compressed database systems. authors: zhiyuan chen , flip korn , johannes gehrke. venue: sigmod conference. year: 2001", "productB": "title: s3 : similarity search in cad database systems. authors: stefan berchtold , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: a system for keyword proximity search on xml databases. authors: tianqiu wang , yannis papakonstantinou , nick koudas , vagelis hristidis , andrey balmin , divesh srivastava. venue: vldb. year: 2003", "productB": "title: s3 : similarity search in cad database systems. authors: stefan berchtold , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: sensor data mining : similarity search and pattern analysis. authors: christos faloutsos. venue: vldb. year: 2002", "productB": "title: s3 : similarity search in cad database systems. authors: stefan berchtold , hans-peter kriegel. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: efficient and cost-effective techniques for browsing and indexing large video databases. authors: kien a. hua , jung-hwan oh. venue: sigmod conference. year: 2000", "productB": "title: combining multi-visual features for efficient indexing in a large image database. authors: anne h. h. ngu , quan z. sheng , du q. huynh , ron lei. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: formal semantics and analysis of object queries. authors: gavin m. bierman. venue: sigmod conference. year: 2003", "productB": "title: xquery formal semantics state and challenges. authors: peter fankhauser. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: rights protection for relational data. authors: sunil prabhakar , radu sion , mikhail j. atallah. venue: sigmod conference. year: 2003", "productB": "title: query processing over object views of relational data. authors: gustav fahl , tore risch. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: evaluating top-k selection queries. authors: luis gravano , surajit chaudhuri. venue: vldb. year: 1999", "productB": "title: an efficient bitmap encoding scheme for selection queries. authors: chee-yong chan , yannis e. ioannidis. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: sigmod conference. year: 1999", "productB": "title: an efficient bitmap encoding scheme for selection queries. authors: chee-yong chan , yannis e. ioannidis. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: the complexity of transformation-based join enumeration. authors: c\u00e9sar a. galindo-legaria , martin l. kersten , arjan pellenkoft. venue: vldb. year: 1997", "productB": "title: the complexity of transformation-based join enumeration. authors: arjan pellenkoft , c é sar a. galindo-legaria , martin l. kersten. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: guest editor 's introduction. authors: asuman dogac. venue: sigmod record. year: 1998", "productB": "title: guest editorial. authors: malcolm p. atkinson. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editorial. authors: malcolm p. atkinson. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: guest editor 's introduction. authors: asuman dogac. venue: sigmod record. year: 1998", "productB": "title: guest editorial. authors: fabio casati , ming-chien shan , dimitrios georgakopoulos. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: vldb j.. year: 2003", "productB": "title: guest editorial. authors: fabio casati , ming-chien shan , dimitrios georgakopoulos. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: adaptive selectivity estimation using query feedback. authors: chung-min chen , nick roussopoulos. venue: sigmod conference. year: 1994", "productB": "title: selectivity estimation for spatio-temporal queries to moving objects. authors: yong-jin choi , chin-wan chung. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: an extensible notation for spatiotemporal index queries. authors: richard t. snodgrass , vassilis j. tsotras , christian s. jensen. venue: sigmod record. year: 1998", "productB": "title: selectivity estimation for spatio-temporal queries to moving objects. authors: yong-jin choi , chin-wan chung. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: scientist 's called upon to take actions. authors: xiaolei qian. venue: sigmod record. year: 1996", "productB": "title: scientists called upon to take actions. authors: xiaolei qian. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: report on fqas 2002 : fifth international conference on flexible query answering systems. authors: amihai motro , troels andreasen. venue: sigmod record. year: 2003", "productB": "title: report on the first international conference on ontologies , databases and applications of semantics ( odbase ) : part of the federated conference on the move to meaningful internet systems 2002. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: workshop report : the first international workshop on active and real-time database systems ( artdb-95 ). authors: mikael berndtsson , j\u00f6rgen hansson. venue: sigmod record. year: 1996", "productB": "title: report on the first international conference on ontologies , databases and applications of semantics ( odbase ) : part of the federated conference on the move to meaningful internet systems 2002. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: a database platform for bioinformatics. authors: sandeepan banerjee. venue: vldb. year: 2000", "productB": "title: information management for genome level bioinformatics. authors: norman w. paton , carole a. goble. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: opportunities in information management and assurance. authors: xiaolei qian. venue: sigmod record. year: 1997", "productB": "title: information management for genome level bioinformatics. authors: norman w. paton , carole a. goble. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: optimizing object queries using an effective calculus. authors: leonidas fegaras , david maier. venue: acm trans . database syst .. year: 2000", "productB": "title: optimizing disjunctive queries with expensive predicates. authors: a. kemper , g. moerkotte , k. peithner , m. steinbrunn. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: optimizing disjunctive queries with expensive predicates. authors: alfons kemper , guido moerkotte , michael steinbrunn , klaus peithner. venue: sigmod conference. year: 1994", "productB": "title: optimizing disjunctive queries with expensive predicates. authors: a. kemper , g. moerkotte , k. peithner , m. steinbrunn. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: optimizing object queries using an effective calculus. authors: leonidas fegaras , david maier. venue: acm trans . database syst .. year: 2000", "productB": "title: optimizing queries on compressed bitmaps. authors: sihem amer-yahia , theodore johnson. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: path queries on compressed xml. authors: martin grohe , peter buneman , christoph koch. venue: vldb. year: 2003", "productB": "title: optimizing queries on compressed bitmaps. authors: sihem amer-yahia , theodore johnson. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: object-relational database systems ( tutorial ) : principles , products and challenges. authors: michael j. carey , nelson m. mattos , anil k. nori. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: integrating mining with relational database systems : alternatives and implications. authors: shiby thomas , rakesh agrawal , sunita sarawagi. venue: sigmod conference. year: 1998", "productB": "title: object-relational database systems ( tutorial ) : principles , products and challenges. authors: michael j. carey , nelson m. mattos , anil k. nori. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: olap , relational , and multidimensional database systems. authors: george colliat. venue: sigmod record. year: 1996", "productB": "title: a multidatabase system for tracking and retrieval of financial data. authors: munir cochinwala , john bradley. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: effective page refresh policies for web crawlers. authors: junghoo cho , hector garcia-molina. venue: acm trans . database syst .. year: 2003", "productB": "title: effective page refresh policies for web crawlers. authors: junghoo cho , hector garcia-molina. venue: acm transactions on database systems ( tods ). year: 2003", "same": true}
{"productA": "title: aggregate maintenance for data warehousing in informix red brick vista. authors: latha s. colby , gopal mulagund , richard l. cole , craig j. bunker , william j. mckenna , david wilhite. venue: vldb. year: 2001", "productB": "title: aggregate maintenance for data warehousing in informix red brick vista. authors: craig j. bunker , latha s. colby , richard l. cole , william j. mckenna , gopal mulagund , david wilhite. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: aggregate maintenance for data warehousing in informix red brick vista. authors: latha s. colby , gopal mulagund , richard l. cole , craig j. bunker , william j. mckenna , david wilhite. venue: vldb. year: 2001", "productB": "title: multiple-view self-maintenance in data warehousing environments. authors: nam huyn. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: maintenance of data cubes and summary tables in a warehouse. authors: inderpal singh mumick , dallan quass , barinderpal singh mumick. venue: sigmod conference. year: 1997", "productB": "title: multiple-view self-maintenance in data warehousing environments. authors: nam huyn. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: multiple-view self-maintenance in data warehousing environments. authors: nam huyn. venue: vldb. year: 1997", "productB": "title: multiple-view self-maintenance in data warehousing environments. authors: nam huyn. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: efficient testing of high performance transaction processing systems. authors: d. wildfogel , ramana yerneni. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: secure transaction processing in firm real-time database systems. authors: binto george , jayant r. haritsa. venue: sigmod conference. year: 1997", "productB": "title: multigranularity locking in multiple job classes transaction processing system. authors: shan-hoi ng , sheung-lun hung. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: information systems research at george mason university. authors: sushil jajodia , amihai motro , edgar h. sibley , alexander brodsky , larry kerschberg , xiaoyang sean wang , daniel barbar\u00e1. venue: sigmod record. year: 1997", "productB": "title: information systems research at george mason university. authors: sushil jajodia , daniel barbar á , alex brodsky , larry kerschberg , ami motro , edgar sibley , x. sean wang. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: information systems research at george mason university. authors: sushil jajodia , amihai motro , edgar h. sibley , alexander brodsky , larry kerschberg , xiaoyang sean wang , daniel barbar\u00e1. venue: sigmod record. year: 1997", "productB": "title: database research at arizona state university. authors: susan d. urban , suzanne w. dietrich , forouzan golshani. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: sigmod record. year: 2003", "productB": "title: database research at arizona state university. authors: susan d. urban , suzanne w. dietrich , forouzan golshani. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: research in information managment at dublin city university. authors: alan f. smeaton , mark roantree. venue: sigmod record. year: 2002", "productB": "title: database research at arizona state university. authors: susan d. urban , suzanne w. dietrich , forouzan golshani. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database research at the indian institute of technology , bombay. authors: s. seshadri , nandlal l. sarda , d. b. phatak , s. sudarshan. venue: sigmod record. year: 1996", "productB": "title: database research at arizona state university. authors: susan d. urban , suzanne w. dietrich , forouzan golshani. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: information systems research at george mason university. authors: sushil jajodia , amihai motro , edgar h. sibley , alexander brodsky , larry kerschberg , xiaoyang sean wang , daniel barbar\u00e1. venue: sigmod record. year: 1997", "productB": "title: infomaster : an information integration system. authors: michael r. genesereth , arthur m. keller , oliver m. duschka. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: quality-driven integration of heterogenous information systems. authors: johann christoph freytag , felix naumann , ulf leser. venue: vldb. year: 1999", "productB": "title: infomaster : an information integration system. authors: michael r. genesereth , arthur m. keller , oliver m. duschka. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: alias : an active learning led interactive deduplication system. authors: anuradha bhamidipaty , sunita sarawagi , chandra mouli , alok kirpal. venue: vldb. year: 2002", "productB": "title: infomaster : an information integration system. authors: michael r. genesereth , arthur m. keller , oliver m. duschka. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: building database-driven electronic catalogs. authors: sherif danish. venue: sigmod record. year: 1998", "productB": "title: building database-driven electronic catalogs. authors: sherif danish. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: on periodic resource scheduling for continuous-media databases. authors: minos n. garofalakis , banu \u00f6zden , abraham silberschatz. venue: vldb j.. year: 1998", "productB": "title: resource scheduling in enhanced pay-per-view continuous media databases. authors: minos n. garofalakis , banu Ö zden , abraham silberschatz. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: hypothetical queries in an olap environment. authors: thanos papadimitriou , andrey balmin , yannis papakonstantinou. venue: vldb. year: 2000", "productB": "title: temporal queries in olap. authors: alberto o. mendelzon , alejandro a. vaisman. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: condition handling in sql persistent stored modules. authors: jeff richey. venue: sigmod record. year: 1995", "productB": "title: condition handling in sql persistent stored modules. authors: jeff richey. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: applications of the java programming language to database management. authors: v. wiktor marek , bradley f. burton. venue: sigmod record. year: 1998", "productB": "title: sqlj part 1 : sql routines using the java programming language. authors: andrew eisenberg , jim melton. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: a fast index for semistructured data. authors: brian cooper , g\u00edsli r. hjaltason , michael j. franklin , neal sample , moshe shadmon. venue: vldb. year: 2001", "productB": "title: d ( k ) - index : an adaptive structural summary for graph-structured data. authors: qun chen , andrew lim , kian win ong. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: xml-based information mediation with mix. authors: yannis papakonstantinou , richard marciano , chaitanya k. baru , pavel velikhov , vincent chu , amarnath gupta , bertram lud\u00e4scher. venue: sigmod conference. year: 1999", "productB": "title: model-based information integration in a neuroscience mediator system. authors: bertram lud ä scher , amarnath gupta , maryann e. martone. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: vldb. year: 1999", "productB": "title: global optimization of histograms. authors: h. v. jagadish , hui jin , beng chin ooi , kian-lee tan. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: global optimization of histograms. authors: h. v. jagadish , kian-lee tan , hui jin , beng chin ooi. venue: sigmod conference. year: 2001", "productB": "title: global optimization of histograms. authors: h. v. jagadish , hui jin , beng chin ooi , kian-lee tan. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: probabilistic optimization of top n queries. authors: donko donjerkovic , raghu ramakrishnan. venue: vldb. year: 1999", "productB": "title: orthogonal optimization of subqueries and aggregation. authors: c é sar galindo-legaria , milind joshi. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: vivek r. narasayya , gautam das , surajit chaudhuri. venue: sigmod conference. year: 2001", "productB": "title: orthogonal optimization of subqueries and aggregation. authors: c é sar galindo-legaria , milind joshi. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: advances in real-time database systems research. authors: azer bestavros. venue: sigmod record. year: 1996", "productB": "title: priority assignment in real-time active databases. authors: rajendran m. sivasankaran , john a. stankovic , don towsley , bhaskar purimetla , krithi ramamritham. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: advances in real-time database systems research. authors: azer bestavros. venue: sigmod record. year: 1996", "productB": "title: improving timeliness in real-time secure database systems. authors: sang h. son , rasikan david , bhavani thuraisingham. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: index concurrency control in firm real-time database systems. authors: brajesh goyal , s. seshadri , v. srinivasan , jayant r. haritsa. venue: vldb. year: 1995", "productB": "title: improving timeliness in real-time secure database systems. authors: sang h. son , rasikan david , bhavani thuraisingham. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: solving satisfiability and implication problems in database systems. authors: sha guo , mark allen weiss , wei sun. venue: acm trans . database syst .. year: 1996", "productB": "title: improving timeliness in real-time secure database systems. authors: sang h. son , rasikan david , bhavani thuraisingham. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: spatial data management for computer aided design. authors: andreas m\u00fcller , marco p\u00f6tke , thomas seidl , hans-peter kriegel. venue: sigmod conference. year: 2001", "productB": "title: spatial data management for computer aided design. authors: hans-peter kriegel , andreas m ü ller , marco p ö tke , thomas seidl. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: a robust , optimization-based approach for approximate answering of aggregate queries. authors: vivek r. narasayya , gautam das , surajit chaudhuri. venue: sigmod conference. year: 2001", "productB": "title: histogram-based approximation of set-valued query-answers. authors: yannis e. ioannidis , viswanath poosala. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: security of random data perturbation methods. authors: krishnamurty muralidhar , rathindra sarathy. venue: acm trans . database syst .. year: 1999", "productB": "title: a modified random perturbation method for database security. authors: patrick tendick , norman matloff. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: monotonic complements for independent data warehouses. authors: gottfried vossen , jens lechtenb\u00f6rger , dominique laurent , nicolas spyratos. venue: vldb j.. year: 2001", "productB": "title: monotonic complements for independent data warehouses. authors: d. laurent , j. lechtenb ö rger , n. spyratos , g. vossen. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": true}
{"productA": "title: design principles for data-intensive web sites. authors: piero fraternali , stefano paraboschi , stefano ceri. venue: sigmod record. year: 1999", "productB": "title: data-driven , one-to-one web site generation for data-intensive applications. authors: stefano ceri , piero fraternali , stefano paraboschi. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: design principles for data-intensive web sites. authors: piero fraternali , stefano paraboschi , stefano ceri. venue: sigmod record. year: 1999", "productB": "title: database principles. authors: nan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: databases for networks. authors: h. v. jagadish. venue: sigmod conference. year: 1994", "productB": "title: database principles. authors: nan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: design principles for data-intensive web sites. authors: piero fraternali , stefano paraboschi , stefano ceri. venue: sigmod record. year: 1999", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: guest editorial. authors: alon y. halevy. venue: vldb j.. year: 2002", "productB": "title: guest editorial. authors: philip a. bernstein , yannis ioannidis , raghu ramakrishnan. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: guest editorial. authors: vijay atluri , anupam joshi , yelena yesha. venue: vldb j.. year: 2003", "productB": "title: guest editorial. authors: philip a. bernstein , yannis ioannidis , raghu ramakrishnan. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: guest editorial. authors: philip a. bernstein , yannis ioannidis , raghu ramakrishnan. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editorial. authors: philip a. bernstein , yannis ioannidis , raghu ramakrishnan. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: the whips prototype for data warehouse creation and maintenance. authors: hector garcia-molina , himanshu gupta , wilburt labio , yue zhuge , janet l. wiener , jennifer widom. venue: sigmod conference. year: 1997", "productB": "title: maintenance of data cubes and summary tables in a warehouse. authors: inderpal singh mumick , dallan quass , barinderpal singh mumick. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: view maintenance in a warehousing environment. authors: jennifer widom , hector garcia-molina , yue zhuge , joachim hammer. venue: sigmod conference. year: 1995", "productB": "title: maintenance of data cubes and summary tables in a warehouse. authors: inderpal singh mumick , dallan quass , barinderpal singh mumick. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the whips prototype for data warehouse creation and maintenance. authors: hector garcia-molina , himanshu gupta , wilburt labio , yue zhuge , janet l. wiener , jennifer widom. venue: sigmod conference. year: 1997", "productB": "title: on-line warehouse view maintenance. authors: dallan quass , jennifer widom. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the persistent cache : improving oid indexing in temporal object-oriented database systems. authors: kjetil n\u00f8rv\u00e5g. venue: vldb. year: 1999", "productB": "title: description logics for semantic query optimization in object-oriented database systems. authors: domenico beneventano , sonia bergamaschi , claudio sartori. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: cost estimation of user-defined methods in object-relational database systems. authors: kinji ono , jihad boulos. venue: sigmod record. year: 1999", "productB": "title: description logics for semantic query optimization in object-oriented database systems. authors: domenico beneventano , sonia bergamaschi , claudio sartori. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: vldb. year: 1997", "productB": "title: description logics for semantic query optimization in object-oriented database systems. authors: domenico beneventano , sonia bergamaschi , claudio sartori. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: design and management of data warehouses : report on the dmdw '99 workshop. authors: martin staudt , yannis vassiliou , manfred a. jeusfeld , stella gatziu. venue: sigmod record. year: 1999", "productB": "title: design and management of data warehouses report on the dmdw '99 workshop. authors: stella gatziu , manfred jeusfeld , martin staudt , yannis vassiliou. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: workshop report on experiences using object data management in the real-world. authors: akmal b. chaudhri. venue: sigmod record. year: 1998", "productB": "title: design and management of data warehouses report on the dmdw '99 workshop. authors: stella gatziu , manfred jeusfeld , martin staudt , yannis vassiliou. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: design and management of data warehouses : report on the dmdw '99 workshop. authors: martin staudt , yannis vassiliou , manfred a. jeusfeld , stella gatziu. venue: sigmod record. year: 1999", "productB": "title: workshop report on experiences using object data management in the real-world. authors: akmal b. chaudhri. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: workshop on workflow management in scientific and engineering applications - report. authors: gottfried vossen , richard mcclatchey. venue: sigmod record. year: 1997", "productB": "title: workshop report on experiences using object data management in the real-world. authors: akmal b. chaudhri. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: integrated data management for mobile services in the real world. authors: igor timko , torben bach pedersen , christian hage , christian s. jensen , laurynas speicys. venue: vldb. year: 2003", "productB": "title: workshop report on experiences using object data management in the real-world. authors: akmal b. chaudhri. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: efficient management of multiversion documents by object referencing. authors: vassilis j. tsotras , carlo zaniolo , shu-yao chien. venue: vldb. year: 2001", "productB": "title: efficient management of multiversion documents by object referencing. authors: shu-yao chien , vassilis j. tsotras , carlo zaniolo. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: xpath processing in a nutshell. authors: georg gottlob , christoph koch , reinhard pichler. venue: sigmod record. year: 2003", "productB": "title: on processing xml in ldap. authors: pedro jos é marr ó n , georg lausen. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: on processing xml in ldap. authors: pedro jos é marr ó n , georg lausen. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: functional-join processing. authors: reinhard braumandl , alfons kemper , donald kossmann , jens clau\u00dfen. venue: vldb j.. year: 2000", "productB": "title: on processing xml in ldap. authors: pedro jos é marr ó n , georg lausen. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: xpath processing in a nutshell. authors: georg gottlob , christoph koch , reinhard pichler. venue: sigmod record. year: 2003", "productB": "title: xpath processing in a nutshell. authors: georg gottlob , christoph koch , reinhard pichler. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: incremental clustering for mining in a data warehousing environment. authors: xiaowei xu , michael wimmer , j\u00f6rg sander , martin ester , hans-peter kriegel. venue: vldb. year: 1998", "productB": "title: snakes and sandwiches : optimal clustering strategies for a data warehouse. authors: h. v. jagadish , laks v. s. lakshmanan , divesh srivastava. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: incremental clustering for mining in a data warehousing environment. authors: xiaowei xu , michael wimmer , j\u00f6rg sander , martin ester , hans-peter kriegel. venue: vldb. year: 1998", "productB": "title: aggregate-query processing in data warehousing environments. authors: ashish gupta , venky harinarayan , dallan quass. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: approximate query processing using wavelets. authors: kyuseok shim , kaushik chakrabarti , minos n. garofalakis , rajeev rastogi. venue: vldb. year: 2000", "productB": "title: aggregate-query processing in data warehousing environments. authors: ashish gupta , venky harinarayan , dallan quass. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: tracing the lineage of view data in a warehousing environment. authors: janet l. wiener , yingwei cui , jennifer widom. venue: acm trans . database syst .. year: 2000", "productB": "title: aggregate-query processing in data warehousing environments. authors: ashish gupta , venky harinarayan , dallan quass. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: the challenge of process data warehousing. authors: matthias jarke , j\u00f6rg k\u00f6ller , thomas list. venue: vldb. year: 2000", "productB": "title: aggregate-query processing in data warehousing environments. authors: ashish gupta , venky harinarayan , dallan quass. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: algorithms for materialized view design in data warehousing environment. authors: kamalakar karlapalem , jian yang , qing li. venue: vldb. year: 1997", "productB": "title: aggregate-query processing in data warehousing environments. authors: ashish gupta , venky harinarayan , dallan quass. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: incremental clustering for mining in a data warehousing environment. authors: xiaowei xu , michael wimmer , j\u00f6rg sander , martin ester , hans-peter kriegel. venue: vldb. year: 1998", "productB": "title: managing video data in a mobile environment. authors: rafael alonso , yuh-lin chang , liviu iftode , v. s. mani. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: data compression in oracle. authors: meikel p\u00f6ss , dmitry potapov. venue: vldb. year: 2003", "productB": "title: indexing medium-dimensionality data in oracle. authors: k. v. ravi kanth , siva ravada , jayant sharma , jay banerjee. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: data quality and data cleaning : an overview. authors: theodore johnson , tamraparni dasu. venue: sigmod conference. year: 2003", "productB": "title: ajax : an extensible data cleaning tool. authors: helena galhardas , daniela florescu , dennis shasha , eric simon. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: an extensible compressor for xml data. authors: dan suciu , hartmut liefke. venue: sigmod record. year: 2000", "productB": "title: ajax : an extensible data cleaning tool. authors: helena galhardas , daniela florescu , dennis shasha , eric simon. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: investigating xquery for querying across database object types. authors: nancy wiegand. venue: sigmod record. year: 2002", "productB": "title: pesto : an integrated query/browser for object databases. authors: michael j. carey , laura m. haas , vivekananda maganty , john h. williams. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the algres testbed of chimera : an active object-oriented database system. authors: giuseppe psaila , stefano ceri , stefano paraboschi , piero fraternali. venue: sigmod conference. year: 1995", "productB": "title: the persistent cache : improving oid indexing in temporal object-oriented database systems. authors: kjetil n ø rv å g. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 1995", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: philip s. yu , kun-lung wu. venue: sigmod record. year: 2000", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on the 8th international workshop on knowledge representation meets databases ( krdb ). authors: dan suciu , maurizio lenzerini , daniele nardi , werner nutt. venue: sigmod record. year: 2001", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on the mobile search workshop at www 2002. authors: bay-wei chang , yo\u00eblle s. maarek , aya soffer. venue: sigmod record. year: 2002", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on the 4th international conference on mobile data management. authors: panos k. chrysanthis , arkady b. zaslavsky , morris sloman. venue: sigmod record. year: 2003", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on the semantic web workshop at www 2002. authors: martin r. frank , natalya fridman noy , steffen staab. venue: sigmod record. year: 2002", "productB": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , christian s. jensen , richard thomas snodgrass. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 1995", "productB": "title: report on the first international workshop on efficient web-based information systems. authors: zo é lacroix , omar boucelma. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: krdb ' 98 : the 5th international workshop on knowledge representation meets databases. authors: alexander borgida , martin staudt , vinay k. chaudhri. venue: sigmod record. year: 1998", "productB": "title: report on the first international workshop on efficient web-based information systems. authors: zo é lacroix , omar boucelma. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: report on the 1995 international workshop on temporal databases. authors: arie segev , richard t. snodgrass , christian s. jensen. venue: sigmod record. year: 1995", "productB": "title: report on ngits ' 99 : the fourth international workshop on next generation information technologies and systems. authors: opher etzion. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: research and practice in federated information systems , report of the efis ' 2000 international workshop. authors: ralf-detlef kutsche , geert-jan houben , mark roantree , bodo rieger , wilhelm hasselbring , kazimierz subieta , willem-jan van den heuvel. venue: sigmod record. year: 2000", "productB": "title: report on ngits ' 99 : the fourth international workshop on next generation information technologies and systems. authors: opher etzion. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: integration of spatial join algorithms for processing multiple inputs. authors: nikos mamoulis , dimitris papadias. venue: sigmod conference. year: 1999", "productB": "title: evaluation of remote backup algorithms for transaction-processing systems. authors: christos a. polyzois , h é ctor garc í a-molina. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: user-cognizant multidimensional analysis. authors: sunita sarawagi. venue: vldb j.. year: 2001", "productB": "title: dynamic multidimensional histograms. authors: nitin thaper , sudipto guha , piotr indyk , nick koudas. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: user-cognizant multidimensional analysis. authors: sunita sarawagi. venue: vldb j.. year: 2001", "productB": "title: user-cognizant multidimensional analysis. authors: sunita sarawagi. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": true}
{"productA": "title: dynamic multidimensional histograms. authors: piotr indyk , sudipto guha , nitin thaper , nick koudas. venue: sigmod conference. year: 2002", "productB": "title: user-cognizant multidimensional analysis. authors: sunita sarawagi. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: user-cognizant multidimensional analysis. authors: sunita sarawagi. venue: vldb j.. year: 2001", "productB": "title: on the computation of multidimensional aggregates. authors: sameet agarwal , rakesh agrawal , prasad deshpande , ashish gupta , jeffrey f. naughton , raghu ramakrishnan , sunita sarawagi. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: vldb j.. year: 2003", "productB": "title: on the computation of multidimensional aggregates. authors: sameet agarwal , rakesh agrawal , prasad deshpande , ashish gupta , jeffrey f. naughton , raghu ramakrishnan , sunita sarawagi. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: vldb. year: 1999", "productB": "title: on the computation of multidimensional aggregates. authors: sameet agarwal , rakesh agrawal , prasad deshpande , ashish gupta , jeffrey f. naughton , raghu ramakrishnan , sunita sarawagi. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: dec data distributor : for data replication and data warehousing. authors: daniel j. dietterich. venue: sigmod conference. year: 1994", "productB": "title: data extraction and transformation for the data warehouse. authors: case squire. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: data extraction and transformation for the data warehouse. authors: cass squire. venue: sigmod conference. year: 1995", "productB": "title: data extraction and transformation for the data warehouse. authors: case squire. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: career-enhancing services at sigmod online. authors: alexandros labrinidis , alberto o. mendelzon. venue: sigmod record. year: 2001", "productB": "title: career-enhancing services at sigmod online. authors: alexandros labrinidis , alberto o. mendelzon. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: sybase replication server. authors: mark deppe , yongdong wang , alex gorelik. venue: sigmod conference. year: 1994", "productB": "title: sybase replication server. authors: alex gorelik , yongdong wang , mark deppe. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: dbcache : database caching for web application servers. authors: sailesh krishnamurthy , c. mohan , larry brown , hamid pirahesh , mehmet altinel , honguk woo , qiong luo , bruce g. lindsay. venue: sigmod conference. year: 2002", "productB": "title: sybase replication server. authors: alex gorelik , yongdong wang , mark deppe. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: partition based spatial-merge join. authors: david j. dewitt , jignesh m. patel. venue: sigmod conference. year: 1996", "productB": "title: on spatially partitioned temporal join. authors: hongjun lu , beng chin ooi , kian-lee tan. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: partition based spatial-merge join. authors: david j. dewitt , jignesh m. patel. venue: sigmod conference. year: 1996", "productB": "title: size separation spatial join. authors: nick koudas , kenneth c. sevcik. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: efficient evaluation of queries in a mediator for websources. authors: tolga urhan , laura bright , vladimir zadorozhny , maria-esther vidal , louiqa raschid. venue: sigmod conference. year: 2002", "productB": "title: parallel evaluation of multi-join queries. authors: annita n. wilschut , jan flokstra , peter m. g. apers. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: parallel evaluation of multi-join queries. authors: jan flokstra , annita n. wilschut , peter m. g. apers. venue: sigmod conference. year: 1995", "productB": "title: parallel evaluation of multi-join queries. authors: annita n. wilschut , jan flokstra , peter m. g. apers. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: on parallel execution of multiple pipelined hash joins. authors: philip s. yu , hui-i hsiao , ming-syan chen. venue: sigmod conference. year: 1994", "productB": "title: parallel evaluation of multi-join queries. authors: annita n. wilschut , jan flokstra , peter m. g. apers. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: minimization of tree pattern queries. authors: sihem amer-yahia , divesh srivastava , laks v. s. lakshmanan , sungran cho. venue: sigmod conference. year: 2001", "productB": "title: query optimization in the presence of limited access patterns. authors: daniela florescu , alon levy , ioana manolescu , dan suciu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: minimization of tree pattern queries. authors: sihem amer-yahia , divesh srivastava , laks v. s. lakshmanan , sungran cho. venue: sigmod conference. year: 2001", "productB": "title: tree pattern query minimization. authors: s. amer-yahia , s. cho , l. v. s. lakshmanan , d. srivastava. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: tree pattern aggregation for scalable xml data dissemination. authors: rajeev rastogi , pascal felber , chee yong chan , wenfei fan , minos n. garofalakis. venue: vldb. year: 2002", "productB": "title: tree pattern query minimization. authors: s. amer-yahia , s. cho , l. v. s. lakshmanan , d. srivastava. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: pesto : an integrated query/browser for object databases. authors: laura m. haas , michael j. carey , vivekananda maganty , john h. williams. venue: vldb. year: 1996", "productB": "title: investigating xquery for querying across database object types. authors: nancy wiegand. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: information sharing across private databases. authors: ramakrishnan srikant , rakesh agrawal , alexandre v. evfimievski. venue: sigmod conference. year: 2003", "productB": "title: investigating xquery for querying across database object types. authors: nancy wiegand. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: microsoft universal data access platform. authors: michael pizzo , jos\u00e9 a. blakeley. venue: sigmod conference. year: 1998", "productB": "title: enterprise java platform data access. authors: seth white , rick cattell , shel finkelstein. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: incremental maintenance for materialized views over semistructured data. authors: vasilis vassalos , janet l. wiener , michael rys , serge abiteboul , jason mchugh. venue: vldb. year: 1998", "productB": "title: incremental maintenance of views with duplicates. authors: timothy griffin , leonid libkin. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: vldb j.. year: 2003", "productB": "title: incremental maintenance of views with duplicates. authors: timothy griffin , leonid libkin. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: vldb. year: 1996", "productB": "title: incremental maintenance of views with duplicates. authors: timothy griffin , leonid libkin. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: performance issues in incremental warehouse maintenance. authors: hector garcia-molina , wilburt labio , yingwei cui , jennifer widom , jun yang. venue: vldb. year: 2000", "productB": "title: incremental maintenance of views with duplicates. authors: timothy griffin , leonid libkin. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: incremental maintenance for materialized views over semistructured data. authors: vasilis vassalos , janet l. wiener , michael rys , serge abiteboul , jason mchugh. venue: vldb. year: 1998", "productB": "title: incremental maintenance of recursive views using relational calculus/sql. authors: guozhu dong , jianwen su. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: vldb. year: 1996", "productB": "title: incremental maintenance of recursive views using relational calculus/sql. authors: guozhu dong , jianwen su. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: estimating compilation time of a query optimizer. authors: dengfeng gao , eileen tien lin , jun rao , ihab f. ilyas , guy m. lohman. venue: sigmod conference. year: 2003", "productB": "title: counting , enumerating , and sampling of execution plans in a cost-based query optimizer. authors: florian waas , c é sar galindo-legaria. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: aqr-toolkit : an adaptive query routing middleware for distributed data intensive systems. authors: henrique paques , wei tang , calton pu , wei han , ling liu , david buttler. venue: sigmod conference. year: 2000", "productB": "title: aqr-toolkit : an adaptive query routing middleware for distributed data intensive systems. authors: ling liu , calton pu , david buttler , wei han , henrique paques , wei tang. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: aqr-toolkit : an adaptive query routing middleware for distributed data intensive systems. authors: henrique paques , wei tang , calton pu , wei han , ling liu , david buttler. venue: sigmod conference. year: 2000", "productB": "title: dbis-toolkit : adaptable middleware for large scale data delivery. authors: mehmet altinel , demet aksoy , thomas baby , michael franklin , william shapiro , stan zdonik. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: rate-based query optimization for streaming information sources. authors: jeffrey f. naughton , stratis viglas. venue: sigmod conference. year: 2002", "productB": "title: changing the rules : transformations for rule-based optimizers. authors: mitch cherniack , stan zdonik. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the national medical knowledge bank. authors: warren sterling. venue: vldb. year: 1998", "productB": "title: the national medical knowledge bank. authors: warren sterling. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: approximate query processing using wavelets. authors: kyuseok shim , kaushik chakrabarti , minos n. garofalakis , rajeev rastogi. venue: vldb. year: 2000", "productB": "title: dynamic sample selection for approximate query processing. authors: brian babcock , surajit chaudhuri , gautam das. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: dynamic sample selection for approximate query processing. authors: brian babcock , surajit chaudhuri , gautam das. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: spatial joins using seeded trees. authors: chinya v. ravishankar , ming-ling lo. venue: sigmod conference. year: 1994", "productB": "title: spatial hash-joins. authors: ming-ling lo , chinya v. ravishankar. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: on effective multi-dimensional indexing for strings. authors: nick koudas , h. v. jagadish , divesh srivastava. venue: sigmod conference. year: 2000", "productB": "title: one-dimensional and multi-dimensional substring selectivity estimation. authors: h. v. jagadish , olga kapitskaia , raymond t. ng , divesh srivastava. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: multi-dimensional substring selectivity estimation. authors: divesh srivastava , olga kapitskaia , raymond t. ng , h. v. jagadish. venue: vldb. year: 1999", "productB": "title: one-dimensional and multi-dimensional substring selectivity estimation. authors: h. v. jagadish , olga kapitskaia , raymond t. ng , divesh srivastava. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: on effective multi-dimensional indexing for strings. authors: nick koudas , h. v. jagadish , divesh srivastava. venue: sigmod conference. year: 2000", "productB": "title: multi-dimensional resource scheduling for parallel queries. authors: minos n. garofalakis , yannis e. ioannidis. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: a foundation for multi-dimensional databases. authors: laks v. s. lakshmanan , marc gyssens. venue: vldb. year: 1997", "productB": "title: multi-dimensional resource scheduling for parallel queries. authors: minos n. garofalakis , yannis e. ioannidis. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: resource scheduling for composite multimedia objects. authors: yannis e. ioannidis , minos n. garofalakis , banu \u00f6zden. venue: vldb. year: 1998", "productB": "title: multi-dimensional resource scheduling for parallel queries. authors: minos n. garofalakis , yannis e. ioannidis. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: closest pair queries in spatial databases. authors: yannis theodoridis , yannis manolopoulos , antonio corral , michael vassilakopoulos. venue: sigmod conference. year: 2000", "productB": "title: spatial queries in dynamic environments. authors: yufei tao , dimitris papadias. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: text databases : a survey of text models and systems. authors: arjan loeffen. venue: sigmod record. year: 1994", "productB": "title: hypertext databases and data mining. authors: soumen chakrabarti. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: text databases : a survey of text models and systems. authors: arjan loeffen. venue: sigmod record. year: 1994", "productB": "title: automatic discovery of language models for text databases. authors: jamie callan , margaret connell , aiqun du. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: data mining : concepts and techniques - book review. authors: fernando berzal galiano , nicol\u00e1s mar\u00edn. venue: sigmod record. year: 2002", "productB": "title: data mining : practical machine learning tools and techniques with java implementations. authors: ian h. witten , eibe frank. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: data mining : practical machine learning tools and techniques - book review. authors: james geller. venue: sigmod record. year: 2002", "productB": "title: data mining : practical machine learning tools and techniques with java implementations. authors: ian h. witten , eibe frank. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: chain : operator scheduling for memory minimization in data stream systems. authors: brian babcock , shivnath babu , rajeev motwani , mayur datar. venue: sigmod conference. year: 2003", "productB": "title: query caching and optimization in distributed mediator systems. authors: s. adali , k. s. candan , y. papakonstantinou , v. s. subrahmanian. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: distributed processing over stand-alone systems and applications. authors: claus hagen , hans-j\u00f6rg schek , gustavo alonso , markus tresch. venue: vldb. year: 1997", "productB": "title: query caching and optimization in distributed mediator systems. authors: s. adali , k. s. candan , y. papakonstantinou , v. s. subrahmanian. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: vldb. year: 1997", "productB": "title: query caching and optimization in distributed mediator systems. authors: s. adali , k. s. candan , y. papakonstantinou , v. s. subrahmanian. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: query caching and optimization in distributed mediator systems. authors: sibel adali , yannis papakonstantinou , k. sel\u00e7uk candan , v. s. subrahmanian. venue: sigmod conference. year: 1996", "productB": "title: query caching and optimization in distributed mediator systems. authors: s. adali , k. s. candan , y. papakonstantinou , v. s. subrahmanian. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: an overview and classification of mediated query systems. authors: klaus r. dittrich , ruxandra domenig. venue: sigmod record. year: 1999", "productB": "title: query caching and optimization in distributed mediator systems. authors: s. adali , k. s. candan , y. papakonstantinou , v. s. subrahmanian. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: epsilon grid order : an algorithm for the similarity join on massive high-dimensional data. authors: christian b ö hm , bernhard braunm ü ller , florian krebs , hans-peter kriegel. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: masatoshi yoshikawa , shunsuke uemura , yasushi sakurai , haruhiko kojima. venue: vldb. year: 2000", "productB": "title: the hcc-tree : an efficient index structure for object oriented databases. authors: b. sreenath , s. seshadri. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: distance-based indexing for high-dimensional metric spaces. authors: tolga bozkaya , meral ozsoyoglu. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the x-tree : an index structure for high-dimensional data. authors: hans-peter kriegel , stefan berchtold , daniel a. keim. venue: vldb. year: 1996", "productB": "title: the sr-tree : an index structure for high-dimensional nearest neighbor queries. authors: norio katayama , shin ` ichi satoh. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: masatoshi yoshikawa , shunsuke uemura , yasushi sakurai , haruhiko kojima. venue: vldb. year: 2000", "productB": "title: the sr-tree : an index structure for high-dimensional nearest neighbor queries. authors: norio katayama , shin ` ichi satoh. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: high-dimensional index structures , database support for next decade 's applications ( tutorial ). authors: daniel a. keim , stefan berchtold. venue: sigmod conference. year: 1998", "productB": "title: the sr-tree : an index structure for high-dimensional nearest neighbor queries. authors: norio katayama , shin ` ichi satoh. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: a close look at the ifo data model. authors: magdy s. hanna. venue: sigmod record. year: 1995", "productB": "title: a close look at the ifo data model. authors: magdy s. hanna. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: dbcache : database caching for web application servers. authors: sailesh krishnamurthy , c. mohan , larry brown , hamid pirahesh , mehmet altinel , honguk woo , qiong luo , bruce g. lindsay. venue: sigmod conference. year: 2002", "productB": "title: web caching for database applications with oracle web cache. authors: jesse anton , lawrence jacobs , xiang liu , jordan parker , zheng zeng , tie zhong. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: middle-tier database caching for e-business. authors: hamid pirahesh , c. mohan , jeffrey f. naughton , sailesh krishnamurthy , honguk woo , qiong luo , bruce g. lindsay. venue: sigmod conference. year: 2002", "productB": "title: web caching for database applications with oracle web cache. authors: jesse anton , lawrence jacobs , xiang liu , jordan parker , zheng zeng , tie zhong. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: coalescing in temporal databases. authors: michael d. soo , richard t. snodgrass , michael h. b\u00f6hlen. venue: vldb. year: 1996", "productB": "title: transaction timestamping in ( temporal ) databases. authors: christian s. jensen , david b. lomet. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: semantic assumptions and query evaluation in temporal databases. authors: sushil jajodia , xiaoyang sean wang , elisa bertino , claudio bettini. venue: sigmod conference. year: 1995", "productB": "title: transaction timestamping in ( temporal ) databases. authors: christian s. jensen , david b. lomet. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: coalescing in temporal databases. authors: michael d. soo , richard t. snodgrass , michael h. b\u00f6hlen. venue: vldb. year: 1996", "productB": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: aggregate-query processing in data warehousing environments. authors: venky harinarayan , dallan quass , ashish gupta. venue: vldb. year: 1995", "productB": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: revisiting commit processing in distributed database systems. authors: krithi ramamritham , jayant r. haritsa , ramesh gupta. venue: sigmod conference. year: 1997", "productB": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: reordering query execution in tertiary memory databases. authors: michael stonebraker , sunita sarawagi. venue: vldb. year: 1996", "productB": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: query processing techniques for arrays. authors: kenneth salem , arunprasad p. marathe. venue: sigmod conference. year: 1999", "productB": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: coalescing in temporal databases. authors: michael d. soo , richard t. snodgrass , michael h. b\u00f6hlen. venue: vldb. year: 1996", "productB": "title: a consensus glossary of temporal database concepts. authors: curtis dyreson , fabio grandi , wolfgang k ä fer , nick kline , nikos lorentzos , yannis mitsopoulos , angelo montanari , daniel nonen , elisa peressi , barbara pernici , john f. roddick , nandlal l. sarda , maria rita scalas , arie segev , richard thomas snodgrass , mike d. soo , abdullah tansel , paolo tiberio , gio wiederhold. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: fast time sequence indexing for arbitrary lp norms. authors: christos faloutsos , byoung-kee yi. venue: vldb. year: 2000", "productB": "title: fast time sequence indexing for arbitrary lp norms. authors: byoung-kee yi , christos faloutsos. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: incremental distance join algorithms for spatial databases. authors: g\u00edsli r. hjaltason , hanan samet. venue: sigmod conference. year: 1998", "productB": "title: incremental data structures and algorithms for dynamic query interfaces. authors: egemen tanin , richard beigel , ben shneiderman. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: vist : a dynamic index method for querying xml data by tree structures. authors: wei fan , sanghyun park , philip s. yu , haixun wang. venue: sigmod conference. year: 2003", "productB": "title: incremental data structures and algorithms for dynamic query interfaces. authors: egemen tanin , richard beigel , ben shneiderman. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: incremental distance join algorithms for spatial databases. authors: g\u00edsli r. hjaltason , hanan samet. venue: sigmod conference. year: 1998", "productB": "title: algorithms for mining association rules for binary segmentations of huge categorical databases. authors: yasuhiko morimoto , takeshi fukuda , hirofumi matsuzawa , takeshi tokuyama , kunikazu yoda. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: mining fuzzy association rules in databases. authors: ada wai-chee fu , man hon wong , chan man kuok. venue: sigmod record. year: 1998", "productB": "title: algorithms for mining association rules for binary segmentations of huge categorical databases. authors: yasuhiko morimoto , takeshi fukuda , hirofumi matsuzawa , takeshi tokuyama , kunikazu yoda. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: wireless client/server computing for personal information services and applications. authors: jin jing , tetsuya furukawa , ahmed k. elmagarmid. venue: sigmod record. year: 1995", "productB": "title: efficient transparent application recovery in client-server information systems. authors: david lomet , gerhard weikum. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: a flexible and recoverable client/server database event notification system. authors: chun xu , eric n. hanson , roxana dastur , i.-cheng chen , vijay ramaswamy , wendy tan , kurt engel. venue: vldb j.. year: 1998", "productB": "title: efficient transparent application recovery in client-server information systems. authors: david lomet , gerhard weikum. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: design and development of a stream service in a heterogenous client environment. authors: stavros christodoulakis , nikos pappas. venue: vldb. year: 2000", "productB": "title: design and development of a stream service in a heterogenous client environment. authors: nikos pappas , stavros christodoulakis. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: incremental computation and maintenance of temporal aggregates. authors: jun yang , jennifer widom. venue: vldb j.. year: 2003", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: fast incremental maintenance of approximate histograms. authors: yossi matias , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1997", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: incremental maintenance for non-distributive aggregate functions. authors: themistoklis palpanas , richard sidle , hamid pirahesh , roberta cochrane. venue: vldb. year: 2002", "productB": "title: fast incremental maintenance of approximate histograms. authors: phillip b. gibbons , yossi matias , viswanath poosala. venue: acm transactions on database systems ( tods ). year: 2002", "same": false}
{"productA": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: vldb. year: 1999", "productB": "title: optimizing multidimensional index trees for main memory access. authors: kihong kim , sang k. cha , keunjoo kwon. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: multidimensional access methods : trees have grown everywhere. authors: nick roussopoulos , christos faloutsos , timos k. sellis. venue: vldb. year: 1997", "productB": "title: optimizing multidimensional index trees for main memory access. authors: kihong kim , sang k. cha , keunjoo kwon. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: explaining differences in multidimensional aggregates. authors: sunita sarawagi. venue: vldb. year: 1999", "productB": "title: caching multidimensional queries using chunks. authors: prasad m. deshpande , karthikeyan ramasamy , amit shukla , jeffrey f. naughton. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: bulk-loading techniques for object databases and an application to relational data. authors: claude delobel , sophie cluet , sihem amer-yahia. venue: vldb. year: 1998", "productB": "title: two techniques for on-line index modification in shared nothing parallel databases. authors: kiran j. achyutuni , edward omiecinski , shamkant b. navathe. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: bulk-loading techniques for object databases and an application to relational data. authors: claude delobel , sophie cluet , sihem amer-yahia. venue: vldb. year: 1998", "productB": "title: addressing techniques used in database object managers o2 and orion. authors: andr é gamache , nadjiba sahraoui. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: qursed : querying and reporting semistructured data. authors: yannis papakonstantinou , michalis petropoulos , vasilis vassalos. venue: sigmod conference. year: 2002", "productB": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: vldb. year: 1997", "productB": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: cache investment : integrating query optimization and distributed data placement. authors: donald kossmann , gerhard drasch , michael j. franklin. venue: acm trans . database syst .. year: 2000", "productB": "title: dataguides : enabling query formulation and optimization in semistructured databases. authors: roy goldman , jennifer widom. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: generic database cost models for hierarchical memory systems. authors: peter a. boncz , martin l. kersten , stefan manegold. venue: vldb. year: 2002", "productB": "title: generalized search trees for database systems. authors: joseph m. hellerstein , jeffrey f. naughton , avi pfeffer. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: generic database cost models for hierarchical memory systems. authors: peter a. boncz , martin l. kersten , stefan manegold. venue: vldb. year: 2002", "productB": "title: recovery protocols for shared memory database systems. authors: lory d. molesky , krithi ramamritham. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: efficient ir-style keyword search over relational databases. authors: yannis papakonstantinou , luis gravano , vagelis hristidis. venue: vldb. year: 2003", "productB": "title: dbxplorer : enabling keyword search over relational databases. authors: sanjay agrawal , surajit chaudhuri , gautam das. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: banks : browsing and keyword searching in relational databases. authors: arvind hulgeri , gaurav bhalotia , soumen chakrabarti , parag , s. sudarshan , charuta nakhe , b. aditya. venue: vldb. year: 2002", "productB": "title: dbxplorer : enabling keyword search over relational databases. authors: sanjay agrawal , surajit chaudhuri , gautam das. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: a system for watermarking relational databases. authors: peter j. haas , rakesh agrawal , jerry kiernan. venue: sigmod conference. year: 2003", "productB": "title: dbxplorer : enabling keyword search over relational databases. authors: sanjay agrawal , surajit chaudhuri , gautam das. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: analyzing energy behavior of spatial access methods for memory-resident data. authors: anand sivasubramaniam , sudhanva gurumurthi , narayanan vijaykrishnan , ning an , mary jane irwin , mahmut t. kandemir. venue: vldb. year: 2001", "productB": "title: energy-performance trade-offs for spatial access methods on memory-resident data. authors: ning an , sudhanva gurumurthi , anand sivasubramaniam , narayanan vijaykrishnan , mahmut kandemir , mary jane irwin. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: distributed processing over stand-alone systems and applications. authors: claus hagen , hans-j\u00f6rg schek , gustavo alonso , markus tresch. venue: vldb. year: 1997", "productB": "title: distance-based outliers : algorithms and applications. authors: edwin m. knorr , raymond t. ng , vladimir tucakov. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: call for book reviews. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: telegraphcq : continuous dataflow processing. authors: mehul a. shah , wei hong , sirish chandrasekaran , samuel madden , sailesh krishnamurthy , amol deshpande , frederick reiss , owen cooper , joseph m. hellerstein , michael j. franklin. venue: sigmod conference. year: 2003", "productB": "title: telegraphcq : continuous dataflow processing. authors: sirish chandrasekaran , owen cooper , amol deshpande , michael j. franklin , joseph m. hellerstein , wei hong , sailesh krishnamurthy , samuel r. madden , fred reiss , mehul a. shah. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: telegraphcq : continuous dataflow processing. authors: mehul a. shah , wei hong , sirish chandrasekaran , samuel madden , sailesh krishnamurthy , amol deshpande , frederick reiss , owen cooper , joseph m. hellerstein , michael j. franklin. venue: sigmod conference. year: 2003", "productB": "title: eddies : continuously adaptive query processing. authors: ron avnur , joseph m. hellerstein. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: mixed mode xml query processing. authors: stratis viglas , josef burger , leonidas galanis , jeffrey f. naughton , alan halverson , rajasekar krishnamurthy , david j. dewitt , feng tian , ameet kini , yuan wang , ajith nagaraja rao. venue: vldb. year: 2003", "productB": "title: eddies : continuously adaptive query processing. authors: ron avnur , joseph m. hellerstein. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: a survey of approaches to automatic schema matching. authors: philip a. bernstein , erhard rahm. venue: vldb j.. year: 2001", "productB": "title: clio : a semi-automatic tool for schema mapping. authors: mauricio a. hern á ndez , ren é e j. miller , laura m. haas. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: clio : a semi-automatic tool for schema mapping. authors: laura m. haas , ren\u00e9e j. miller , mauricio a. hern\u00e1ndez. venue: sigmod conference. year: 2001", "productB": "title: clio : a semi-automatic tool for schema mapping. authors: mauricio a. hern á ndez , ren é e j. miller , laura m. haas. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: homer : a model-based case tool for data-intensive web sites. authors: paolo atzeni , paolo merialdo , marco pecorone , marco magnante , giansalvatore mecca. venue: sigmod conference. year: 2000", "productB": "title: building and customizing data-intensive web sites using weave. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: building and customizing data-intensive web sites using weave. authors: val\u00e9rie issarny , patrick valduriez , khaled yagoub , daniela florescu. venue: vldb. year: 2000", "productB": "title: building and customizing data-intensive web sites using weave. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: towards a richer web object model. authors: frank manola. venue: sigmod record. year: 1998", "productB": "title: towards a richer web object model. authors: frank manola. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: learning table access cardinalities with leo. authors: volker markl , guy m. lohman. venue: sigmod conference. year: 2002", "productB": "title: learning table access cardinalities with leo. authors: volker markl , guy lohman. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: research in database engineering at the university of namur. authors: jean-luc hainaut. venue: sigmod record. year: 2003", "productB": "title: data and knowledge base research at hong kong university of science and technology. authors: p. drew , b. hamidzadeh , k. karlapalem , a. kean , d. lee , q. li , f. lochovsky , c. d. shum , b. wuthrich. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: database research at the university of oklahoma. authors: sirirut vanichayobon , leonard brown , ravi a. dirckze , sylvain guinepain , carlos s\u00e1nchez , le gruenwald , brian summers. venue: sigmod record. year: 1999", "productB": "title: data and knowledge base research at hong kong university of science and technology. authors: p. drew , b. hamidzadeh , k. karlapalem , a. kean , d. lee , q. li , f. lochovsky , c. d. shum , b. wuthrich. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: database research at columbia university. authors: kenneth a. ross , gail e. kaiser , luis gravano , salvatore j. stolfo , shih-fu chang. venue: sigmod record. year: 1998", "productB": "title: data and knowledge base research at hong kong university of science and technology. authors: p. drew , b. hamidzadeh , k. karlapalem , a. kean , d. lee , q. li , f. lochovsky , c. d. shum , b. wuthrich. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: optimizing disjunctive queries with expensive predicates. authors: alfons kemper , guido moerkotte , michael steinbrunn , klaus peithner. venue: sigmod conference. year: 1994", "productB": "title: bypassing joins in disjunctive queries. authors: michael steinbrunn , klaus peithner , guido moerkotte , alfons kemper. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: optimizing disjunctive queries with expensive predicates. authors: alfons kemper , guido moerkotte , michael steinbrunn , klaus peithner. venue: sigmod conference. year: 1994", "productB": "title: filtering with approximate predicates. authors: narayanan shivakumar , hector garcia-molina , chandra chekuri. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: incremental updates of inverted lists for text document retrieval. authors: hector garcia-molina , anthony tomasic , kurt a. shoens. venue: sigmod conference. year: 1994", "productB": "title: incremental updates of inverted lists for text document retrieval. authors: anthony tomasic , h é ctor garc í a-molina , kurt shoens. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: efficient concurrency control in multidimensional access methods. authors: sharad mehrotra , kaushik chakrabarti. venue: sigmod conference. year: 1999", "productB": "title: multidimensional access methods : trees have grown everywhere. authors: timos k. sellis , nick roussopoulos , christos faloutsos. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: efficient concurrency control in multidimensional access methods. authors: sharad mehrotra , kaushik chakrabarti. venue: sigmod conference. year: 1999", "productB": "title: efficient concurrency control for broadcast environments. authors: jayavel shanmugasundaram , arvind nithrakashyap , rajendran sivasankaran , krithi ramamritham. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: workshop report : the first international workshop on active and real-time database systems ( artdb-95 ). authors: mikael berndtsson , j\u00f6rgen hansson. venue: sigmod record. year: 1996", "productB": "title: report on the 5th international workshop on knowledge representation meets databases ( krdb ' 98 ). authors: alex borgida , vinay k. chaudhri , martin staudt. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: report on the acm fourth international workshop on data warehousing and olap ( dolap 2001 ). authors: joachim hammer. venue: sigmod record. year: 2002", "productB": "title: report on the 5th international workshop on knowledge representation meets databases ( krdb ' 98 ). authors: alex borgida , vinay k. chaudhri , martin staudt. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: scientific databases - state of the art and future directions. authors: yannis e. ioannidis , maria zemankova. venue: vldb. year: 1994", "productB": "title: panel : future directions of database research - the vldb broadening strategy , part 2. authors: michael l. brodie. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: database research at the university of illinois at urbana-champaign. authors: m. winslett , k. chang , a. doan , j. han , c. zhai , y. zhou. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: database research at nthu and itri. authors: arbee l. p. chen. venue: sigmod record. year: 1994", "productB": "title: database research at the university of illinois at urbana-champaign. authors: m. winslett , k. chang , a. doan , j. han , c. zhai , y. zhou. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: database research at the indian institute of technology , bombay. authors: d. b. phatak , n. l. sarda , s. seshadri , s. sudarshan. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database research at the university of oklahoma. authors: sirirut vanichayobon , leonard brown , ravi a. dirckze , sylvain guinepain , carlos s\u00e1nchez , le gruenwald , brian summers. venue: sigmod record. year: 1999", "productB": "title: database research at the indian institute of technology , bombay. authors: d. b. phatak , n. l. sarda , s. seshadri , s. sudarshan. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: database research at arizona state university. authors: suzanne w. dietrich , forouzan golshani , susan darling urban. venue: sigmod record. year: 1996", "productB": "title: database research at ut arlington. authors: sharma chakravarthy , alp aslandogan , ramez elmasri , leonidas fegaras , junghwan oh. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: mixed mode xml query processing. authors: stratis viglas , josef burger , leonidas galanis , jeffrey f. naughton , alan halverson , rajasekar krishnamurthy , david j. dewitt , feng tian , ameet kini , yuan wang , ajith nagaraja rao. venue: vldb. year: 2003", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos garofalakis , rajeev rastogi , kyuseok shim. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: a raster approximation for processing of spatial joins. authors: jano moreira de souza , geraldo zimbrao. venue: vldb. year: 1998", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos garofalakis , rajeev rastogi , kyuseok shim. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: the aqua approximate query answering system. authors: sridhar ramaswamy , swarup acharya , phillip b. gibbons , viswanath poosala. venue: sigmod conference. year: 1999", "productB": "title: approximate query processing using wavelets. authors: kaushik chakrabarti , minos garofalakis , rajeev rastogi , kyuseok shim. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: medical information systems : characterization and challenges. authors: lynn l. peterson , jorge c. g. ramirez , lon a. smith. venue: sigmod record. year: 1994", "productB": "title: medical information systems : characterization and challenges. authors: jorge c. g. ramirez , lon a. smith , lynn l. peterson. venue: acm sigmod record. year: 1994", "same": true}
{"productA": "title: medical information systems : characterization and challenges. authors: lynn l. peterson , jorge c. g. ramirez , lon a. smith. venue: sigmod record. year: 1994", "productB": "title: challenges for global information systems. authors: alon y. levy , abraham silberschatz , divesh srivastava , maria zemankova. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: environment information systems - guest editor 's foreword. authors: oliver g\u00fcnther. venue: sigmod record. year: 1997", "productB": "title: challenges for global information systems. authors: alon y. levy , abraham silberschatz , divesh srivastava , maria zemankova. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the ecobase project : database and web technologies for environmental information systems. authors: asterio k. tanaka , patrick valduriez. venue: sigmod record. year: 2001", "productB": "title: challenges for global information systems. authors: alon y. levy , abraham silberschatz , divesh srivastava , maria zemankova. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: a practical and modular implementation of extended transaction models. authors: roger s. barga , calton pu. venue: vldb. year: 1995", "productB": "title: synthesis of extended transaction models using acta. authors: panos k. chrysanthis , krithi ramamritham. venue: acm transactions on database systems ( tods ). year: 1994", "same": false}
{"productA": "title: synthesis of extended transaction models using acta. authors: panos k. chrysanthis , krithi ramamritham. venue: acm trans . database syst .. year: 1994", "productB": "title: synthesis of extended transaction models using acta. authors: panos k. chrysanthis , krithi ramamritham. venue: acm transactions on database systems ( tods ). year: 1994", "same": true}
{"productA": "title: database research at ut arlington. authors: sharma chakravarthy , y. alp aslandogan , ramez elmasri , leonidas fegaras , jung-hwan oh. venue: sigmod record. year: 2003", "productB": "title: is gui programming a database research problem ?. authors: nita goyal , charles hoch , ravi krishnamurthy , brian meckler , michael suckow. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: netcube : a scalable tool for fast data mining and compression. authors: dimitris margaritis , christos faloutsos , sebastian thrun. venue: vldb. year: 2001", "productB": "title: xpress : a queriable compression for xml data. authors: jun-ki min , myung-jae park , chin-wan chung. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: netcube : a scalable tool for fast data mining and compression. authors: dimitris margaritis , christos faloutsos , sebastian thrun. venue: vldb. year: 2001", "productB": "title: netcube : a scalable tool for fast data mining and compression. authors: dimitris margaritis , christos faloutsos , sebastian thrun. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: psoup : a system for streaming queries over streaming data. authors: sirish chandrasekaran , michael j. franklin. venue: vldb j.. year: 2003", "productB": "title: timber : a native system for querying xml. authors: stelios paparizos , shurug al-khalifa , adriane chapman , h. v. jagadish , laks v. s. lakshmanan , andrew nierman , jignesh m. patel , divesh srivastava , nuwee wiwatwattana , yuqing wu , cong yu. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: lockx : a system for efficiently querying secure xml. authors: sungran cho , laks v. s. lakshmanan , divesh srivastava , sihem amer-yahia. venue: sigmod conference. year: 2003", "productB": "title: timber : a native system for querying xml. authors: stelios paparizos , shurug al-khalifa , adriane chapman , h. v. jagadish , laks v. s. lakshmanan , andrew nierman , jignesh m. patel , divesh srivastava , nuwee wiwatwattana , yuqing wu , cong yu. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: contextualizing the information space in federated digital libraries. authors: jeroen hoppenbrouwers , mike p. papazoglou. venue: sigmod record. year: 1999", "productB": "title: information finding in a digital library : the stanford perspective. authors: tak w. yan , h é ctor garc í a-molina. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: view maintenance in a warehousing environment. authors: jennifer widom , hector garcia-molina , yue zhuge , joachim hammer. venue: sigmod conference. year: 1995", "productB": "title: efficient view maintenance at data warehouses. authors: d. agrawal , a. el abbadi , a. singh , t. yurek. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: supporting multiple view maintenance policies. authors: latha s. colby , kenneth a. ross , akira kawaguchi , daniel f. lieuwen , inderpal singh mumick. venue: sigmod conference. year: 1997", "productB": "title: efficient view maintenance at data warehouses. authors: d. agrawal , a. el abbadi , a. singh , t. yurek. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: view maintenance in a warehousing environment. authors: jennifer widom , hector garcia-molina , yue zhuge , joachim hammer. venue: sigmod conference. year: 1995", "productB": "title: view maintenance in mobile computing. authors: ouri wolfson , prasad sistla , son dao , kailash narayanan , ramya raj. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: digital library services in mobile computing. authors: evaggelia pitoura , melliyal annamalai , bharat k. bhargava. venue: sigmod record. year: 1995", "productB": "title: view maintenance in mobile computing. authors: ouri wolfson , prasad sistla , son dao , kailash narayanan , ramya raj. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: supporting multiple view maintenance policies. authors: latha s. colby , kenneth a. ross , akira kawaguchi , daniel f. lieuwen , inderpal singh mumick. venue: sigmod conference. year: 1997", "productB": "title: view maintenance in mobile computing. authors: ouri wolfson , prasad sistla , son dao , kailash narayanan , ramya raj. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: quality-driven integration of heterogenous information systems. authors: johann christoph freytag , felix naumann , ulf leser. venue: vldb. year: 1999", "productB": "title: image mining in iris : integrated retinal information system. authors: wynne hsu , mong li lee , kheng guan goh. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: analysis of navigation behaviour in web sites integrating multiple information systems. authors: myra spiliopoulou , bettina berendt. venue: vldb j.. year: 2000", "productB": "title: image mining in iris : integrated retinal information system. authors: wynne hsu , mong li lee , kheng guan goh. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: call for book reviews. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: enterprise transaction processing on windows nt. authors: greg hope. venue: sigmod conference. year: 1995", "productB": "title: caprera : an activity framework for transaction processing on wide-area networks. authors: suresh kumar , eng-kee kwang , divyakant agrawal. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: caprera : an activity framework for transaction processing on wide-area networks. authors: suresh kumar , eng-kee kwang , divyakant agrawal. venue: vldb. year: 1997", "productB": "title: caprera : an activity framework for transaction processing on wide-area networks. authors: suresh kumar , eng-kee kwang , divyakant agrawal. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: enterprise transaction processing on windows nt. authors: greg hope. venue: sigmod conference. year: 1995", "productB": "title: relaxed transaction processing. authors: munindar p. singh , christine tomlinson , darrell woelk. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: efficient testing of high performance transaction processing systems. authors: d. wildfogel , ramana yerneni. venue: vldb. year: 1997", "productB": "title: relaxed transaction processing. authors: munindar p. singh , christine tomlinson , darrell woelk. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: efendi : federated database system of cadlab. authors: bernd burkert , yaron engel , ralf b\u00f6ttger , gerd kachel , elke radeke , silvia kolmschlag , dietmar nolte. venue: sigmod conference. year: 1995", "productB": "title: the myriad federated database prototype. authors: s.-y . hwang , e.-p . lim , h.-r . yang , s. musukula , k. mediratta , m. ganesh , d. clements , j. stenoien , j. srivastava. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: sampling large databases for association rules. authors: hannu toivonen. venue: vldb. year: 1996", "productB": "title: a new sql-like operator for mining association rules. authors: rosa meo , giuseppe psaila , stefano ceri. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: algorithms for mining association rules for binary segmentations of huge categorical databases. authors: kunikazu yoda , hirofumi matsuzawa , takeshi tokuyama , yasuhiko morimoto , takeshi fukuda. venue: vldb. year: 1998", "productB": "title: a new sql-like operator for mining association rules. authors: rosa meo , giuseppe psaila , stefano ceri. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: the wasa2 object-oriented workflow management system. authors: mathias weske , gottfried vossen. venue: sigmod conference. year: 1999", "productB": "title: the mentor workbench for enterprise-wide workflow management. authors: dirk wodtke , jeanine weissenfels , gerhard weikum , angelika kotz dittrich , peter muth. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: mining frequent itemsets using support constraints. authors: jiawei han , ke wang , yu he. venue: vldb. year: 2000", "productB": "title: efficient dynamic mining of constrained frequent sets. authors: laks v. s. lakshmanan , carson kai-sang leung , raymond t. ng. venue: acm transactions on database systems ( tods ). year: 2003", "same": false}
{"productA": "title: querying heterogeneous information sources using source descriptions. authors: anand rajaraman , alon y. levy , joann j. ordille. venue: vldb. year: 1996", "productB": "title: quality-driven integration of heterogenous information systems. authors: felix naumann , ulf leser , johann christoph freytag. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: call for book reviews. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: nan. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: functional-join processing. authors: r. braumandl , j. claussen , a. kemper , d. kossmann. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: functional properties of information filtering. authors: masahiko tsukamoto , shojiro nishio , tsutomu terada , rie sawai , yin-huei loh. venue: vldb. year: 2001", "productB": "title: functional-join processing. authors: r. braumandl , j. claussen , a. kemper , d. kossmann. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: performance tradeoffs for client-server query processing. authors: michael j. franklin , bj ö rn th ó r j ó nsson , donald kossmann. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: sequence query processing. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: sigmod conference. year: 1994", "productB": "title: performance tradeoffs for client-server query processing. authors: michael j. franklin , bj ö rn th ó r j ó nsson , donald kossmann. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: performance tradeoffs for client-server query processing. authors: donald kossmann , michael j. franklin , bj\u00f6rn \u00fe\u00f3r j\u00f3nsson. venue: sigmod conference. year: 1996", "productB": "title: performance tradeoffs for client-server query processing. authors: michael j. franklin , bj ö rn th ó r j ó nsson , donald kossmann. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: online query processing. authors: peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 2001", "productB": "title: approximate query processing : taming the terabytes. authors: minos n. garofalakis , phillip b. gibbon. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: sequence query processing. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: sigmod conference. year: 1994", "productB": "title: approximate query processing : taming the terabytes. authors: minos n. garofalakis , phillip b. gibbon. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: dynamic sample selection for approximate query processing. authors: gautam das , surajit chaudhuri , brian babcock. venue: sigmod conference. year: 2003", "productB": "title: approximate query processing : taming the terabytes. authors: minos n. garofalakis , phillip b. gibbon. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: gigascope : a stream database for network applications. authors: theodore johnson , charles d. cranor , oliver spatscheck , vladislav shkapenyuk. venue: sigmod conference. year: 2003", "productB": "title: gigascope : a stream database for network applications. authors: chuck cranor , theodore johnson , oliver spataschek , vladislav shkapenyuk. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: databases for networks. authors: h. v. jagadish. venue: sigmod conference. year: 1994", "productB": "title: gigascope : a stream database for network applications. authors: chuck cranor , theodore johnson , oliver spataschek , vladislav shkapenyuk. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: combi-operator : database support for data mining applications. authors: wolfgang lehner , alexander hinneburg , dirk habich. venue: vldb. year: 2003", "productB": "title: gigascope : a stream database for network applications. authors: chuck cranor , theodore johnson , oliver spataschek , vladislav shkapenyuk. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: gigascope : a stream database for network applications. authors: theodore johnson , charles d. cranor , oliver spatscheck , vladislav shkapenyuk. venue: sigmod conference. year: 2003", "productB": "title: databases for networks. authors: h. v. jagadish. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: managing video data in a mobile environment. authors: rafael alonso , yuh-lin chang , v. s. mani , liviu iftode. venue: sigmod record. year: 1995", "productB": "title: incremental clustering for mining in a data warehousing environment. authors: martin ester , hans-peter kriegel , j ö rg sander , michael wimmer , xiaowei xu. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: on saying enough already ! in sql. authors: donald kossmann , michael j. carey. venue: sigmod conference. year: 1997", "productB": "title: on saying enough already ! in sql. authors: michael j. carey , donald kossmann. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: sequence query processing. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: sigmod conference. year: 1994", "productB": "title: partial results for online query processing. authors: vijayshankar raman , joseph m. hellerstein. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: dynamic sample selection for approximate query processing. authors: gautam das , surajit chaudhuri , brian babcock. venue: sigmod conference. year: 2003", "productB": "title: partial results for online query processing. authors: vijayshankar raman , joseph m. hellerstein. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: cache conscious algorithms for relational query processing. authors: jeffrey f. naughton , ambuj shatdal , chander kant. venue: vldb. year: 1994", "productB": "title: partial results for online query processing. authors: vijayshankar raman , joseph m. hellerstein. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: sequence query processing. authors: raghu ramakrishnan , miron livny , praveen seshadri. venue: sigmod conference. year: 1994", "productB": "title: toward learning based web query processing. authors: yanlei diao , hongjun lu , songting chen , zengping tian. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: data stream query processing : a tutorial. authors: divesh srivastava , nick koudas. venue: vldb. year: 2003", "productB": "title: approximate join processing over data streams. authors: abhinandan das , johannes gehrke , mirek riedewald. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: processing set expressions over continuous update streams. authors: sumit ganguly , minos n. garofalakis , rajeev rastogi. venue: sigmod conference. year: 2003", "productB": "title: approximate join processing over data streams. authors: abhinandan das , johannes gehrke , mirek riedewald. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: selectivity estimation in spatial databases. authors: viswanath poosala , sridhar ramaswamy , swarup acharya. venue: sigmod conference. year: 1999", "productB": "title: tail recursion elimination in deductive databases. authors: kenneth a. ross. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: a logical foundation for deductive object-oriented databases. authors: mengchi liu , tok wang ling , gillian dobbie. venue: acm trans . database syst .. year: 2002", "productB": "title: tail recursion elimination in deductive databases. authors: kenneth a. ross. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: some issues in design of distributed deductive databases. authors: nandlal l. sarda , mukesh k. mohania. venue: vldb. year: 1994", "productB": "title: tail recursion elimination in deductive databases. authors: kenneth a. ross. venue: acm transactions on database systems ( tods ). year: 1996", "same": false}
{"productA": "title: research in information managment at dublin city university. authors: alan f. smeaton , mark roantree. venue: sigmod record. year: 2002", "productB": "title: research activities in database management and information retrieval at university of illinois at chicago. authors: isabel cruz , ashfaq khokhar , bing liu , prasad sistla , ouri wolfson , clement yu. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: interaction of query evaluation and buffer management for information retrieval. authors: bj\u00f6rn \u00fe\u00f3r j\u00f3nsson , divesh srivastava , michael j. franklin. venue: sigmod conference. year: 1998", "productB": "title: research activities in database management and information retrieval at university of illinois at chicago. authors: isabel cruz , ashfaq khokhar , bing liu , prasad sistla , ouri wolfson , clement yu. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: bifocal sampling for skew-resistant join size estimation. authors: abraham silberschatz , sumit ganguly , yossi matias , phillip b. gibbons. venue: sigmod conference. year: 1996", "productB": "title: applying the golden rule of sampling for query estimation. authors: yi-leh wu , divyakant agrawal , amr el abbadi. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: mining long sequential patterns in a noisy environment. authors: wei wang , philip s. yu , jiong yang , jiawei han. venue: sigmod conference. year: 2002", "productB": "title: mining long sequential patterns in a noisy environment. authors: jiong yang , wei wang , philip s. yu , jiawei han. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: managing web data. authors: dan suciu. venue: sigmod conference. year: 1999", "productB": "title: managing web data. authors: dan suciu. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: algorithms for mining association rules for binary segmentations of huge categorical databases. authors: kunikazu yoda , hirofumi matsuzawa , takeshi tokuyama , yasuhiko morimoto , takeshi fukuda. venue: vldb. year: 1998", "productB": "title: discovery of multiple-level association rules from large databases. authors: jiawei han , yongjian fu. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: interaction of query evaluation and buffer management for information retrieval. authors: bj\u00f6rn \u00fe\u00f3r j\u00f3nsson , divesh srivastava , michael j. franklin. venue: sigmod conference. year: 1998", "productB": "title: a study on the management of semantic transaction for efficient data retrieval. authors: shi ming huang , irene kwan , chih he li. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: supporting exceptions to schema consistency to ease schema evolution in oodbms. authors: eric dujardin , eric simon , marie-jo bellosta , eric amiel. venue: vldb. year: 1994", "productB": "title: type-safe relaxing of schema consistency rules for flexible modelling in oodbms. authors: eric amiel , marie-jo bellosta , eric dujardin , eric simon. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": false}
{"productA": "title: caching technologies for web applications. authors: c. mohan. venue: vldb. year: 2001", "productB": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , patrick valduriez , val\u00e9rie issarny , daniela florescu. venue: vldb. year: 2000", "productB": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: building and customizing data-intensive web sites using weave. authors: val\u00e9rie issarny , patrick valduriez , khaled yagoub , daniela florescu. venue: vldb. year: 2000", "productB": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: enabling dynamic content caching for database-driven web sites. authors: qiong luo , divyakant agrawal , wen-syan li , wang-pin hsiung , k. sel\u00e7uk candan. venue: sigmod conference. year: 2001", "productB": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , daniela florescu , val é rie issarny , patrick valduriez. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: multi-dimensional database allocation for parallel data warehouses. authors: holger m\u00e4rtens , erhard rahm , thomas st\u00f6hr. venue: vldb. year: 2000", "productB": "title: parallel algorithms for high-dimensional similarity joins for data mining applications. authors: john c. shafer , rakesh agrawal. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: combi-operator : database support for data mining applications. authors: wolfgang lehner , alexander hinneburg , dirk habich. venue: vldb. year: 2003", "productB": "title: parallel algorithms for high-dimensional similarity joins for data mining applications. authors: john c. shafer , rakesh agrawal. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: cosima - your smart , speaking e-salesperson. authors: werner kie\u00dfling , thorsten ehm , stefan holland , stefan fischer 0003. venue: sigmod conference. year: 2001", "productB": "title: cosima - your smart , speaking e-salesperson. authors: werner kie β ling , stefan holland , stefan fischer , thorsten ehm. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: dal\u00ed : a high performance main memory storage manager. authors: s. sudarshan , h. v. jagadish , rajeev rastogi , abraham silberschatz , daniel f. lieuwen. venue: vldb. year: 1994", "productB": "title: xmas : an extensible main-memory storage system for high-performance applications. authors: jang ho park , yong sik kwon , ki hong kim , sang ho lee , byoung dae park , sang kyun cha. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: hyperstorm - administering structured documents using object-oriented database technology. authors: karl aberer , klemens b\u00f6hm. venue: sigmod conference. year: 1996", "productB": "title: hyperstorm-administering structured documents using object-oriented database technology. authors: klemens b ö hm , karl aberer. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: efficient user-adaptable similarity search in large multimedia databases. authors: thomas seidl , hans-peter kriegel. venue: vldb. year: 1997", "productB": "title: efficient similarity search for market basket data. authors: alexandros nanopoulos , yannis manolopoulos. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: metadata for multimedia documents. authors: thomas c. rakow , klemens b\u00f6hm. venue: sigmod record. year: 1994", "productB": "title: hyperfile : a data and query model for documents. authors: chris clifton , hector garcia-molina , david bloom. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: executing sql over encrypted data in the database-service-provider model. authors: hakan hacig\u00fcm\u00fcs , chen li , sharad mehrotra , balakrishna r. iyer. venue: sigmod conference. year: 2002", "productB": "title: executing sql over encrypted data in the database-service-provider model. authors: hakan hacig ü m ü ş , bala iyer , chen li , sharad mehrotra. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: semantic video indexing : approach and issue. authors: arun hampapur. venue: sigmod record. year: 1999", "productB": "title: semantic video indexing : approach and issues. authors: arun hampapur. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: the mlpq/gis constraint database system. authors: yuguo liu , yiming li , pradip kanjamala , rui chen , yonghui wang , peter z. revesz. venue: sigmod conference. year: 2000", "productB": "title: introduction to constraint databases. authors: bart kuijpers. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: a raster approximation for processing of spatial joins. authors: jano moreira de souza , geraldo zimbrao. venue: vldb. year: 1998", "productB": "title: a raster approximation for processing of spatial joins. authors: geraldo zimbrao , jano moreira de souza. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: a raster approximation for processing of spatial joins. authors: jano moreira de souza , geraldo zimbrao. venue: vldb. year: 1998", "productB": "title: searching in metric spaces by spatial approximation. authors: gonzalo navarro. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: crawling the hidden web. authors: sriram raghavan , hector garcia-molina. venue: vldb. year: 2001", "productB": "title: crawling the hidden web. authors: sriram raghavan , hector garcia-molina. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: coma - a system for flexible combination of schema matching approaches. authors: erhard rahm , hong hai do. venue: vldb. year: 2002", "productB": "title: a survey of approaches to automatic schema matching. authors: erhard rahm , philip a. bernstein. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: discover : keyword search in relational databases. authors: vagelis hristidis , yannis papakonstantinou. venue: vldb. year: 2002", "productB": "title: dbminer : interactive mining of multiple-level knowledge in relational databases. authors: jaiwei han , youngjian fu , wei wang , jenny chiang , osmar r. za ï ane , krzysztof koperski. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: discovery of multiple-level association rules from large databases. authors: jiawei han , yongjian fu. venue: vldb. year: 1995", "productB": "title: dbminer : interactive mining of multiple-level knowledge in relational databases. authors: jaiwei han , youngjian fu , wei wang , jenny chiang , osmar r. za ï ane , krzysztof koperski. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: tribeca : a stream database manager for network traffic analysis. authors: mark sullivan. venue: vldb. year: 1996", "productB": "title: tribeca : a stream database manager for network traffic analysis. authors: mark sullivan. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: a query language for a web-site management system. authors: dan suciu , daniela florescu , alon y. levy , mary f. fernandez. venue: sigmod record. year: 1997", "productB": "title: xquery : a query language for xml. authors: don chamberlin. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: coloring away communication in parallel query optimization. authors: rajeev motwani , waqar hasan. venue: vldb. year: 1995", "productB": "title: parallel query scheduling and optimization with time - and space-shared resources. authors: minos n. garofalakis , yannis e. ioannidis. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: coloring away communication in parallel query optimization. authors: rajeev motwani , waqar hasan. venue: vldb. year: 1995", "productB": "title: exploiting constraint-like data characterizations in query optimization. authors: parke godfrey , jarek gryz , calisto zuzarte. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: effective timestamping in databases. authors: christian s. jensen , kristian torp , richard t. snodgrass. venue: vldb j.. year: 2000", "productB": "title: distance browsing in spatial databases. authors: g í sli r. hjaltason , hanan samet. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: distance browsing in spatial databases. authors: hanan samet , g\u00edsli r. hjaltason. venue: acm trans . database syst .. year: 1999", "productB": "title: distance browsing in spatial databases. authors: g í sli r. hjaltason , hanan samet. venue: acm transactions on database systems ( tods ). year: 1999", "same": true}
{"productA": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: sigmod conference. year: 2003", "productB": "title: data management for pervasive computing. authors: mitch cherniack , michael j. franklin , stanley b. zdonik. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: amalgamating knowledge bases. authors: v. s. subrahmanian. venue: acm trans . database syst .. year: 1994", "productB": "title: extracting large-scale knowledge bases from the web. authors: ravi kumar , prabhakar raghavan , sridhar rajagopalan , andrew tomkins. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: amalgamating knowledge bases. authors: v. s. subrahmanian. venue: acm trans . database syst .. year: 1994", "productB": "title: updating knowledge bases while maintaining their consistency. authors: ernest teniente , antoni oliv é. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": false}
{"productA": "title: guest editor 's introduction. authors: asuman dogac. venue: sigmod record. year: 2002", "productB": "title: guest editor 's introduction. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: guest editor 's introduction. authors: karl aberer. venue: sigmod record. year: 2003", "productB": "title: guest editor 's introduction. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editor 's introduction. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: special issue on data mining for intrusion detection and threat analysis - guest editor 's introduction. authors: daniel barbar\u00e1. venue: sigmod record. year: 2001", "productB": "title: guest editor 's introduction. authors: karl aberer. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: aquery : query language for ordered data , optimization techniques , and experiments. authors: alberto lerner , dennis shasha. venue: vldb. year: 2003", "productB": "title: a query language for multidimensional arrays : design , implementation , and optimization techniques. authors: leonid libkin , rona machlin , limsoon wong. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: wavelet synopses with error guarantees. authors: phillip b. gibbons , minos n. garofalakis. venue: sigmod conference. year: 2002", "productB": "title: wavelet synopses with error guarantees. authors: minos garofalakis , phillip b. gibbons. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: capbased-ams : a capability-based and event-driven activity management system. authors: kamalakar karlapalem , helen p. yeung , patrick c. k. hung. venue: sigmod conference. year: 1996", "productB": "title: capbased-ams : a capability-based and event-driven activity management system. authors: patrick c. k. hung , helen p. yeung , kamalakar karlapalem. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: compressed accessibility map : efficient access control for xml. authors: divesh srivastava , ting yu , h. v. jagadish , laks v. s. lakshmanan. venue: vldb. year: 2002", "productB": "title: xmill : an efficient compressor for xml data. authors: hartmut liefke , dan suciu. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: database principles column - introduction. authors: leonid libkin. venue: sigmod record. year: 1999", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: petabyte databases. authors: dirk d\u00fcllmann. venue: sigmod conference. year: 1999", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: research issues for data communication in mobile ad-hoc network database systems. authors: leslie d. fife , le gruenwald. venue: sigmod record. year: 2003", "productB": "title: research issues in federated database systems : report of efdbs '97 workshop. authors: s. conrad , b. eaglestone , w. hasselbring , m. roantree , m. sch ö hoff , m. str ä ssler , m. vermeer , f. saltor. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: research issues in active database systems : report from the closing panel at ride-ads '94. authors: jennifer widom. venue: sigmod record. year: 1994", "productB": "title: research issues in federated database systems : report of efdbs '97 workshop. authors: s. conrad , b. eaglestone , w. hasselbring , m. roantree , m. sch ö hoff , m. str ä ssler , m. vermeer , f. saltor. venue: acm sigmod record. year: 1997", "same": false}
{"productA": "title: research issues in federated database systems : report of efdbs '97 workshop. authors: f\u00e8lix saltor , mark roantree , mark w. w. vermeer , wilhelm hasselbring , martin sch\u00f6nhoff , markus str\u00e4ssler , barry eaglestone , stefan conrad. venue: sigmod record. year: 1997", "productB": "title: research issues in federated database systems : report of efdbs '97 workshop. authors: s. conrad , b. eaglestone , w. hasselbring , m. roantree , m. sch ö hoff , m. str ä ssler , m. vermeer , f. saltor. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: research issues for data communication in mobile ad-hoc network database systems. authors: leslie d. fife , le gruenwald. venue: sigmod record. year: 2003", "productB": "title: research issues in databases for arcs : active rapidly changing data systems. authors: anindya datta. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: guest editorial : databases and the web. authors: alberto o. mendelzon , paolo atzeni. venue: vldb j.. year: 2000", "productB": "title: guest editorial. authors: alon y. halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: guest editorial. authors: alon y. halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editorial. authors: alon y. halevy. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: optimizing database architecture for the new bottleneck : memory access. authors: peter a. boncz , stefan manegold , martin l. kersten. venue: vldb j.. year: 2000", "productB": "title: optimizing database architecture for the new bottleneck : memory access. authors: stefan manegold , peter a. boncz , martin l. kersten. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": true}
{"productA": "title: relaxed transaction processing. authors: darrell woelk , munindar p. singh , christine tomlinson. venue: sigmod conference. year: 1994", "productB": "title: enterprise transaction processing on windows nt. authors: greg hope. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: relaxed transaction processing. authors: darrell woelk , munindar p. singh , christine tomlinson. venue: sigmod conference. year: 1994", "productB": "title: directv and oracle rdb : the challenge of vldb transaction processing. authors: william l. gettys. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: covering indexes for branching path queries. authors: raghav kaushik , henry f. korth , jeffrey f. naughton , philip bohannon. venue: sigmod conference. year: 2002", "productB": "title: covering indexes for branching path queries. authors: raghav kaushik , philip bohannon , jeffrey f naughton , henry f korth. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , patrick valduriez , val\u00e9rie issarny , daniela florescu. venue: vldb. year: 2000", "productB": "title: homer : a model-based case tool for data-intensive web sites. authors: paolo merialdo , paolo atzeni , marco magnante , giansalvatore mecca , marco pecorone. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: roadrunner : automatic data extraction from data-intensive web sites. authors: giansalvatore mecca , valter crescenzi , paolo merialdo. venue: sigmod conference. year: 2002", "productB": "title: homer : a model-based case tool for data-intensive web sites. authors: paolo merialdo , paolo atzeni , marco magnante , giansalvatore mecca , marco pecorone. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , patrick valduriez , val\u00e9rie issarny , daniela florescu. venue: vldb. year: 2000", "productB": "title: roadrunner : automatic data extraction from data-intensive web sites. authors: valter crescenzi , giansalvatore mecca , paolo merialdo. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: caching strategies for data-intensive web sites. authors: khaled yagoub , patrick valduriez , val\u00e9rie issarny , daniela florescu. venue: vldb. year: 2000", "productB": "title: design principles for data-intensive web sites. authors: stefano ceri , piero fraternali , stefano paraboschi. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: building and customizing data-intensive web sites using weave. authors: val\u00e9rie issarny , patrick valduriez , khaled yagoub , daniela florescu. venue: vldb. year: 2000", "productB": "title: design principles for data-intensive web sites. authors: stefano ceri , piero fraternali , stefano paraboschi. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: automated selection of materialized views and indexes in sql databases. authors: surajit chaudhuri , sanjay agrawal , vivek r. narasayya. venue: vldb. year: 2000", "productB": "title: semi-automatic , self-adaptive control of garbage collection rates in object databases. authors: jonathan e. cook , artur w. klauser , alexander l. wolf , benjamin g. zorn. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: automated selection of materialized views and indexes in sql databases. authors: surajit chaudhuri , sanjay agrawal , vivek r. narasayya. venue: vldb. year: 2000", "productB": "title: materialized views and data warehouses. authors: nick roussopoulos. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: algorithms for materialized view design in data warehousing environment. authors: kamalakar karlapalem , jian yang , qing li. venue: vldb. year: 1997", "productB": "title: materialized views and data warehouses. authors: nick roussopoulos. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: adapting materialized views after redefinitions. authors: ashish gupta , inderpal singh mumick , kenneth a. ross. venue: sigmod conference. year: 1995", "productB": "title: materialized views and data warehouses. authors: nick roussopoulos. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: tree pattern query minimization. authors: divesh srivastava , sungran cho , laks v. s. lakshmanan , sihem amer-yahia. venue: vldb j.. year: 2002", "productB": "title: minimization of tree pattern queries. authors: sihem amer-yahia , sungran cho , laks v. s. lakshmanan , divesh srivastava. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: integrating temporal , real-time , and active databases. authors: john a. stankovic , krithi ramamritham , ming xiong , rajendran m. sivasankaran , donald f. towsley. venue: sigmod record. year: 1996", "productB": "title: integrating reliable memory in databases. authors: wee teck ng , peter m. chen. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: vldb. year: 1995", "productB": "title: integrating reliable memory in databases. authors: wee teck ng , peter m. chen. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: an effective hash based algorithm for mining association rules. authors: ming-syan chen , philip s. yu , jong soo park. venue: sigmod conference. year: 1995", "productB": "title: an effective hash-based algorithm for mining association rules. authors: jong soo park , ming-syan chen , philip s. yu. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: design and implementation of a genetic-based algorithm for data mining. authors: sunil choenni. venue: vldb. year: 2000", "productB": "title: an effective hash-based algorithm for mining association rules. authors: jong soo park , ming-syan chen , philip s. yu. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: parallel mining algorithms for generalized association rules with classification hierarchy. authors: masaru kitsuregawa , takahiko shintani. venue: sigmod conference. year: 1998", "productB": "title: an effective hash-based algorithm for mining association rules. authors: jong soo park , ming-syan chen , philip s. yu. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: vqbd : exploring semistructured data. authors: jihwang yeo , sudarshan s. chawathe , thomas baby. venue: sigmod conference. year: 2001", "productB": "title: a fast index for semistructured data. authors: brian cooper , neal sample , michael j. franklin , gisli r. hjaltason , moshe shadmon. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: xml schemas in oracle xml db. authors: sandeepan banerjee , ravi murthy. venue: vldb. year: 2003", "productB": "title: xml schema. authors: charles e. campbell , andrew eisenberg , jim melton. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: adaptive filters for continuous queries over distributed data streams. authors: jennifer widom , chris olston , jing jiang. venue: sigmod conference. year: 2003", "productB": "title: adaptive filters for continuous queries over distributed data streams. authors: chris olston , jing jiang , jennifer widom. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: continuously adaptive continuous queries over streams. authors: samuel madden , mehul a. shah , vijayshankar raman , joseph m. hellerstein. venue: sigmod conference. year: 2002", "productB": "title: adaptive filters for continuous queries over distributed data streams. authors: chris olston , jing jiang , jennifer widom. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: report on ngits ' 99 : the 4th international workshop on next generation information technologies and systems. authors: opher etzion. venue: sigmod record. year: 1999", "productB": "title: the ecobase project : database and web technologies for environmental information systems. authors: luc bouganim , maria claudia cavalcanti , fran ç oise fabret , maria luiza campos , fran ç ois llirbat , marta mattoso , rubens melo , ana maria moura , esther pacitti , fabio porto , margareth simoes , eric simon , asterio tanaka , patrick valduriez. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: management of data and services in the environmental information system ( uis ) of baden-w\u00fcrttemberg. authors: wolf-fritz riekert , roland mayer-f\u00f6ll , gerlinde wiest. venue: sigmod record. year: 1997", "productB": "title: the ecobase project : database and web technologies for environmental information systems. authors: luc bouganim , maria claudia cavalcanti , fran ç oise fabret , maria luiza campos , fran ç ois llirbat , marta mattoso , rubens melo , ana maria moura , esther pacitti , fabio porto , margareth simoes , eric simon , asterio tanaka , patrick valduriez. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: efficiently mining long patterns from databases. authors: roberto j. bayardo jr.. venue: sigmod conference. year: 1998", "productB": "title: obtaining complete answers from incomplete databases. authors: alon y. levy. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: efficiently mining long patterns from databases. authors: roberto j. bayardo jr.. venue: sigmod conference. year: 1998", "productB": "title: efficient algorithms for mining outliers from large data sets. authors: sridhar ramaswamy , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: efficient and extensible algorithms for multi query optimization. authors: s. sudarshan , siddhesh bhobe , s. seshadri , prasan roy. venue: sigmod conference. year: 2000", "productB": "title: efficient algorithms for mining outliers from large data sets. authors: sridhar ramaswamy , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: efficient exploration of large scientific databases. authors: gustavo alonso , etzard stolte. venue: vldb. year: 2002", "productB": "title: scientific databases - state of the art and future directions. authors: maria zemankova , yannis e. ioannidis. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: efficient exploration of large scientific databases. authors: gustavo alonso , etzard stolte. venue: vldb. year: 2002", "productB": "title: devise : integrated querying and visual exploration of large datasets. authors: m. livny , r. ramakrishnan , k. beyer , g. chen , d. donjerkovic , s. lawande , j. myllymaki , k. wenger. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: visdb : a system for visualizing large databases. authors: hans-peter kriegel , daniel a. keim. venue: sigmod conference. year: 1995", "productB": "title: birch : an efficient data clustering method for very large databases. authors: tian zhang , raghu ramakrishnan , miron livny. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: visdb : a system for visualizing large databases. authors: hans-peter kriegel , daniel a. keim. venue: sigmod conference. year: 1995", "productB": "title: cure : an efficient clustering algorithm for large databases. authors: sudipto guha , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: wavecluster : a multi-resolution clustering approach for very large spatial databases. authors: surojit chatterjee , gholamhosein sheikholeslami , aidong zhang. venue: vldb. year: 1998", "productB": "title: cure : an efficient clustering algorithm for large databases. authors: sudipto guha , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the merge/purge problem for large databases. authors: salvatore j. stolfo , mauricio a. hern\u00e1ndez. venue: sigmod conference. year: 1995", "productB": "title: cure : an efficient clustering algorithm for large databases. authors: sudipto guha , rajeev rastogi , kyuseok shim. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: multimediaminer : a system prototype for multimedia data mining. authors: jenny chiang , ze-nian li , osmar r. za\u00efane , sonny h. chee , jiawei han. venue: sigmod conference. year: 1998", "productB": "title: dblearn : a system prototype for knowledge discovery in relational databases. authors: jiawei han , yongjian fu , yue huang , yandong cai , nick cercone. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: information visualization , guest editors ' foreword. authors: tiziana catarci , isabel f. cruz. venue: sigmod record. year: 1996", "productB": "title: a framework for information visualisation. authors: jessie b. kennedy , kenneth j. mitchell , peter j. barclay. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: information visualization , guest editors ' foreword. authors: tiziana catarci , isabel f. cruz. venue: sigmod record. year: 1996", "productB": "title: information visualization. authors: tiziana catarci , isabel f. cruz. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: information rules. authors: dale a. stirling. venue: sigmod record. year: 2003", "productB": "title: information visualization. authors: tiziana catarci , isabel f. cruz. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: information director 's message. authors: alberto o. mendelzon. venue: sigmod record. year: 1998", "productB": "title: information visualization. authors: tiziana catarci , isabel f. cruz. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: feedbackbypass : a new approach to interactive similarity query processing. authors: paolo ciaccia , florian waas , ilaria bartolini. venue: vldb. year: 2001", "productB": "title: the cougar approach to in-network query processing in sensor networks. authors: yong yao , johannes gehrke. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: the cougar approach to in-network query processing in sensor networks. authors: johannes gehrke , yong yao. venue: sigmod record. year: 2002", "productB": "title: the cougar approach to in-network query processing in sensor networks. authors: yong yao , johannes gehrke. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: bridging heterogeneity : research and practice of database middleware technology. authors: g\u00fcnter sauter , fernando de ferreira rezende. venue: vldb. year: 1998", "productB": "title: the heterogeneity problem and middleware technology : experiences with and performance of database gateways. authors: fernando de ferreira rezende , klaudia hergula. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: bridging heterogeneity : research and practice of database middleware technology. authors: g\u00fcnter sauter , fernando de ferreira rezende. venue: vldb. year: 1998", "productB": "title: bridging heterogeneity : research and practice of database middleware technology. authors: fernando de ferreira rezende , g ü nter sauter. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: commercial use of database technology. authors: harald sch\u00f6ning. venue: vldb. year: 2003", "productB": "title: bridging heterogeneity : research and practice of database middleware technology. authors: fernando de ferreira rezende , g ü nter sauter. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: opt + + : an object-oriented implementation for extensible database query optimization. authors: david j. dewitt , navin kabra. venue: vldb j.. year: 1999", "productB": "title: implementation of two semantic query optimization techniques in db2 universal database. authors: qi cheng , jarek gryz , fred koo , t. y. cliff leung , linqi liu , xiaoyan qian , k. bernhard schiefer. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: petabyte databases. authors: dirk d\u00fcllmann. venue: sigmod conference. year: 1999", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: databases for gis. authors: claudia bauzer medeiros , fatima pires. venue: sigmod record. year: 1994", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: mapping extended entity relationship model to object modeling technique. authors: joseph fong. venue: sigmod record. year: 1995", "productB": "title: mapping extended entity relationship model to object modeling technique. authors: joseph fong. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: a survey and critique of advanced transaction models. authors: c. mohan. venue: sigmod conference. year: 1994", "productB": "title: a survey and critique of advanced transaction models. authors: c. mohan. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: applying data mining techniques to a health insurance information system. authors: michael j. rothman , john p. nearhos , marisa s. viveros. venue: vldb. year: 1996", "productB": "title: data mining techniques. authors: jiawei han. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: data mining techniques. authors: jiawei han. venue: sigmod conference. year: 1996", "productB": "title: data mining techniques. authors: jiawei han. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: scalable techniques for mining causal structures. authors: sergey brin , craig silverstein , rajeev motwani , jeffrey d. ullman. venue: vldb. year: 1998", "productB": "title: data mining techniques. authors: jiawei han. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: dynamic vp-tree indexing for n-nearest neighbor search given pair-wise distances. authors: ada wai-chee fu , yin-ling cheung , yiu sang moon , polly mei-shuen chan. venue: vldb j.. year: 2000", "productB": "title: dynamic vp-tree indexing for n-nearest neighbor search given pair-wise distances. authors: ada wai-chee fu , polly mei-shuen chan , yin-ling cheung , yiu sang moon. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": true}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: a tsql2 tutorial. authors: richard thomas snodgrass , ilsoo ahn , gad ariav , don batory , james clifford , curtis e. dyreson , ramez elmasri , fabio grandi , christian s. jensen , wolfgang k ä fer , nick kline , krishna kulkarni , t. y. cliff leung , nikos lorentzos , john f. roddick , arie segev , michael d. soo , suryanarayana m. sripada. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: editorial directons. authors: won kim. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: editorial. authors: richard t. snodgrass. venue: acm trans . database syst .. year: 2001", "productB": "title: editorial directons. authors: won kim. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: integrating the ub-tree into a database system kernel. authors: robert fenk , rudolf bayer , volker markl , martin zirkel , frank ramsak , klaus elhardt. venue: vldb. year: 2000", "productB": "title: integrating triggers and declarative constraints in sql database sytems. authors: roberta cochrane , hamid pirahesh , nelson mendon ç a mattos. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: materialized view and index selection tool for microsoft sql server 2000. authors: vivek r. narasayya , sanjay agrawal , surajit chaudhuri. venue: sigmod conference. year: 2001", "productB": "title: automated selection of materialized views and indexes in sql databases. authors: sanjay agrawal , surajit chaudhuri , vivek r. narasayya. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: efficient materialization and use of views in data warehouses. authors: m\u00e1rcio farias de souza , marcus costa sampaio. venue: sigmod record. year: 1999", "productB": "title: automated selection of materialized views and indexes in sql databases. authors: sanjay agrawal , surajit chaudhuri , vivek r. narasayya. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: performing jobs without decompression in a compressed database system. authors: n. winterbottom , s. j. o'connell. venue: sigmod record. year: 2003", "productB": "title: performing joins without decompression in a compressed database system. authors: s. j. o'connell , n. winterbottom. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: grid data management systems & services. authors: reagan moore , arun jagatheesan , paul watson , norman w. paton. venue: vldb. year: 2003", "productB": "title: research perspectives for time series management systems. authors: werner dreyer , angelika kotz dittrich , duri schmidt. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: process automation as the foundation for e-business. authors: fabio casati , ming-chien shan. venue: vldb. year: 2000", "productB": "title: an active functionality service for e-business applications. authors: m. cilia , a. p. buchmann. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: change-centric management of versions in an xml warehouse. authors: laurent mignet , am\u00e9lie marian , gregory cobena , serge abiteboul. venue: vldb. year: 2001", "productB": "title: change-centric management of versions in an xml warehouse. authors: am é lie marian , serge abiteboul , gregory cobena , laurent mignet. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: index-driven similarity search in metric spaces. authors: g\u00edsli r. hjaltason , hanan samet. venue: acm trans . database syst .. year: 2003", "productB": "title: m-tree : an efficient access method for similarity search in metric spaces. authors: paolo ciaccia , marco patella , pavel zezula. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: near neighbor search in large metric spaces. authors: sergey brin. venue: vldb. year: 1995", "productB": "title: m-tree : an efficient access method for similarity search in metric spaces. authors: paolo ciaccia , marco patella , pavel zezula. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: indexing large metric spaces for similarity search queries. authors: z. meral \u00f6zsoyoglu , tolga bozkaya. venue: acm trans . database syst .. year: 1999", "productB": "title: m-tree : an efficient access method for similarity search in metric spaces. authors: paolo ciaccia , marco patella , pavel zezula. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: are web services the next revolution in e-commerce ? ( panel ). authors: umeshwar dayal , gerhard weikum , rakesh agrawal , johannes klein , shalom tsur , serge abiteboul. venue: vldb. year: 2001", "productB": "title: are web services the next revolution in e-commerce ? ( panel ). authors: shalom tsur , serge abiteboul , rakesh agrawal , umeshwar dayal , johannes klein , gerhard weikum. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: on computing correlated aggregates over continual data streams. authors: divesh srivastava , flip korn , johannes gehrke. venue: sigmod conference. year: 2001", "productB": "title: processing set expressions over continuous update streams. authors: sumit ganguly , minos garofalakis , rajeev rastogi. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: processing set expressions over continuous update streams. authors: sumit ganguly , minos n. garofalakis , rajeev rastogi. venue: sigmod conference. year: 2003", "productB": "title: processing set expressions over continuous update streams. authors: sumit ganguly , minos garofalakis , rajeev rastogi. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: graphical interaction with heterogeneous databases. authors: tiziana catarci , john cardiff , giuseppe santucci. venue: vldb j.. year: 1997", "productB": "title: a scalable architecture for autonomous heterogeneous database interactions. authors: steven milliner , athman bouguettaya , mike p. papazoglou. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: graphical interaction with heterogeneous databases. authors: tiziana catarci , john cardiff , giuseppe santucci. venue: vldb j.. year: 1997", "productB": "title: sql open heterogeneous data access. authors: berthold reinwald , hamid pirahesh. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: tutorial : data access. authors: anand deshpande , jos\u00e9 a. blakeley. venue: sigmod conference. year: 2000", "productB": "title: sql open heterogeneous data access. authors: berthold reinwald , hamid pirahesh. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: declustering databases on heterogeneous disk systems. authors: doron rotem , sridhar seshadri , ling tony chen. venue: vldb. year: 1995", "productB": "title: sql open heterogeneous data access. authors: berthold reinwald , hamid pirahesh. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: a compact b-tree. authors: ivan t. bowman , peter bumbulis. venue: sigmod conference. year: 2002", "productB": "title: a compact b-tree. authors: peter bumbulis , ivan t. bowman. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: describing and using query capabilities of heterogeneous sources. authors: yannis papakonstantinou , vasilis vassalos. venue: vldb. year: 1997", "productB": "title: mind your vocabulary : query mapping across heterogeneous information sources. authors: chen-chuan k. chang , h é ctor garc í a-molina. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: database research at nthu and itri. authors: arbee l. p. chen. venue: sigmod record. year: 1994", "productB": "title: going public : open-source databases and database research. authors: philippe bonnet. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: going public : open-source databases and database research. authors: philippe bonnet. venue: sigmod conference. year: 2002", "productB": "title: going public : open-source databases and database research. authors: philippe bonnet. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: efficient and transparent application recovery in client-server information systems. authors: david b. lomet , gerhard weikum. venue: sigmod conference. year: 1998", "productB": "title: wireless client/server computing for personal information services and applications. authors: ahmed elmagarmid , jin jing , tetsuya furukawa. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: efficient and transparent application recovery in client-server information systems. authors: david b. lomet , gerhard weikum. venue: sigmod conference. year: 1998", "productB": "title: efficient incremental garbage collection for client-server object database systems. authors: laurent amsaleg , michael j. franklin , olivier gruber. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: virtual database technology. authors: venky harinarayan , ashish gupta , anand rajaraman. venue: sigmod record. year: 1997", "productB": "title: critical database technologies for high energy physics. authors: david m. malon , edward n. may. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: optimizing multi-feature queries for image databases. authors: ulrich g\u00fcntzer , werner kie\u00dfling , wolf-tilo balke. venue: vldb. year: 2000", "productB": "title: an extendible hash for multi-precision similarity querying of image databases. authors: shu lin , m. tamer Ö zsu , vincent oria , raymond t. ng. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: constraint databases : a tutorial introduction. authors: jan van den bussche. venue: sigmod record. year: 2000", "productB": "title: constraint databases : a tutorial introduction. authors: jan van den bussche. venue: acm sigmod record. year: 2000", "same": true}
{"productA": "title: introduction to constraint databases - book review. authors: bart kuijpers. venue: sigmod record. year: 2002", "productB": "title: constraint databases : a tutorial introduction. authors: jan van den bussche. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: pattern matching and pattern discovery in scientific , program , and document databases. authors: kaizhong zhang , dennis shasha , jason tsong-li wang. venue: sigmod conference. year: 1995", "productB": "title: pattern matching and pattern discovery in scientific , program , and document databases. authors: jason t. l. wang , kaizhong zhang , dennis shasha. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: a cost model for clustered object-oriented databases. authors: zhao-hui tang , jean-robert gruser , georges gardarin. venue: vldb. year: 1995", "productB": "title: lambda-db : an odmg-based object-oriented dbms. authors: leonidas fegaras , chandrasekhar srinivasan , arvind rajendran , david maier. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: database de-centralization - a practical approach. authors: c\u00e9sar a. galindo-legaria , eirik dahle , tor didriksen. venue: vldb. year: 1995", "productB": "title: enhancing database correctness : a statistical approach. authors: wen-chi hou , zhongyang zhang. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: database de-centralization - a practical approach. authors: c\u00e9sar a. galindo-legaria , eirik dahle , tor didriksen. venue: vldb. year: 1995", "productB": "title: providing database migration tools - a practicioner 's approach. authors: andreas meier. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: fast algorithms for universal quantification in large databases. authors: goetz graefe , richard l. cole. venue: acm trans . database syst .. year: 1995", "productB": "title: fast algorithms for mining association rules in large databases. authors: rakesh agrawal , ramakrishnan srikant. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: discovery of multiple-level association rules from large databases. authors: jiawei han , yongjian fu. venue: vldb. year: 1995", "productB": "title: fast algorithms for mining association rules in large databases. authors: rakesh agrawal , ramakrishnan srikant. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: parallel mining algorithms for generalized association rules with classification hierarchy. authors: masaru kitsuregawa , takahiko shintani. venue: sigmod conference. year: 1998", "productB": "title: fast algorithms for mining association rules in large databases. authors: rakesh agrawal , ramakrishnan srikant. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: fast algorithms for universal quantification in large databases. authors: goetz graefe , richard l. cole. venue: acm trans . database syst .. year: 1995", "productB": "title: incremental distance join algorithms for spatial databases. authors: g í sli r. hjaltason , hanan samet. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: distance browsing in spatial databases. authors: hanan samet , g\u00edsli r. hjaltason. venue: acm trans . database syst .. year: 1999", "productB": "title: incremental distance join algorithms for spatial databases. authors: g í sli r. hjaltason , hanan samet. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: adaptive algorithms for set containment joins. authors: hector garcia-molina , sergey melnik. venue: acm trans . database syst .. year: 2003", "productB": "title: incremental distance join algorithms for spatial databases. authors: g í sli r. hjaltason , hanan samet. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: databases for gis. authors: claudia bauzer medeiros , fatima pires. venue: sigmod record. year: 1994", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: boat-optimistic decision tree construction. authors: wei-yin loh , raghu ramakrishnan , venkatesh ganti , johannes gehrke. venue: sigmod conference. year: 1999", "productB": "title: boat-optimistic decision tree construction. authors: johannes gehrke , venkatesh ganti , raghu ramakrishnan , wei-yin loh. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: formal aspects of concurrency control in long-duration transaction systems using the nt/pv model. authors: henry f. korth , gregory d. speegle. venue: acm trans . database syst .. year: 1994", "productB": "title: transactional information systems : theory , algorithms , and the practice of concurrency control and recovery. authors: marc h. scholl. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: objectglobe : ubiquitous query processing on the internet. authors: stefan seltzsam , donald kossmann , markus keidl , reinhard braumandl , alexander kreutz , konrad stocker , alfons kemper. venue: vldb j.. year: 2001", "productB": "title: hyperqueries : dynamic distributed query processing on the internet. authors: alfons kemper , christian wiesner. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: objectglobe : ubiquitous query processing on the internet. authors: stefan seltzsam , donald kossmann , markus keidl , reinhard braumandl , alexander kreutz , konrad stocker , alfons kemper. venue: vldb j.. year: 2001", "productB": "title: objectglobe : ubiquitous query processing on the internet. authors: r. braumandl , m. keidl , a. kemper , d. kossmann , a. kreutz , s. seltzsam , k. stocker. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": true}
{"productA": "title: hyperqueries : dynamic distributed query processing on the internet. authors: alfons kemper , christian wiesner. venue: vldb. year: 2001", "productB": "title: objectglobe : ubiquitous query processing on the internet. authors: r. braumandl , m. keidl , a. kemper , d. kossmann , a. kreutz , s. seltzsam , k. stocker. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: heraclitus : elevating deltas to be first-class citizens in a database programming language. authors: dean jacobs , shahram ghandeharizadeh , richard hull. venue: acm trans . database syst .. year: 1996", "productB": "title: heraclitus : elevating deltas to be first-class citizens in a database programming language. authors: shahram ghandeharizadeh , richard hull , dean jacobs. venue: acm transactions on database systems ( tods ). year: 1996", "same": true}
{"productA": "title: mariposa : a wide-area distributed database system. authors: carl staelin , paul m. aoki , witold litwin , michael stonebraker , adam sah , jeff sidell , andrew yu , avi pfeffer. venue: vldb j.. year: 1996", "productB": "title: deeds towards a distributed and active real-time database system. authors: s. f. andler , j. hansson , j. eriksson , j. mellin , m. berndtsson , b. eftring. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: disima : a distributed and interoperable image database system. authors: vincent oria , benjamin bin yao , shu lin , paul iglinski , m. tamer \u00f6zsu. venue: sigmod conference. year: 2000", "productB": "title: deeds towards a distributed and active real-time database system. authors: s. f. andler , j. hansson , j. eriksson , j. mellin , m. berndtsson , b. eftring. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: priority assignment in real-time active databases. authors: rajendran m. sivasankaran , bhaskar purimetla , john a. stankovic , krithi ramamritham , donald f. towsley. venue: vldb j.. year: 1996", "productB": "title: deeds towards a distributed and active real-time database system. authors: s. f. andler , j. hansson , j. eriksson , j. mellin , m. berndtsson , b. eftring. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: applying update streams in a soft real-time database system. authors: brad adelberg , hector garcia-molina , ben kao. venue: sigmod conference. year: 1995", "productB": "title: deeds towards a distributed and active real-time database system. authors: s. f. andler , j. hansson , j. eriksson , j. mellin , m. berndtsson , b. eftring. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: versions and workspaces in microsoft repository. authors: shankar pal , thomas bergstraesser , philip a. bernstein , david shutt. venue: sigmod conference. year: 1999", "productB": "title: versions and workspaces in microsoft repository. authors: thomas bergstraesser , philip a. bernstein , shankar pal , david shutt. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: report on second international workshop on advanced issues of e-commerce and web-based information systems. authors: philip s. yu , kun-lung wu. venue: sigmod record. year: 2000", "productB": "title: advances in databases and information systems : report of 5th east european conference adbis ' 2001. authors: albertas caplinskas , johann eder , olegas vasilecas. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: providing database-like access to the web using queries based on textual similarity. authors: william w. cohen. venue: sigmod conference. year: 1998", "productB": "title: providing database-like access to the web using queries based on textual similarity. authors: william w. cohen. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: cumulative updates. authors: beat w\u00fcthrich , suryanarayana m. sripada. venue: vldb. year: 1994", "productB": "title: cumulative updates. authors: suryanarayana m. sripada , beat w ü thrich. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: on the cost of monitoring and reorganization of object bases for clustering. authors: guido moerkotte , alfons kemper , carsten andreas gerlhof. venue: sigmod record. year: 1996", "productB": "title: on-line reorganization in object databases. authors: mohana k. lakhamraju , rajeev rastogi , s. seshadri , s. sudarshan. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: concept based design of data warehouses : the dwq demonstrators. authors: panos vassiliadis , spyros ligoudistianos , diego calvanese , christoph quix , maurizio lenzerini , matthias jarke , enrico franconi , yannis vassiliou. venue: sigmod conference. year: 2000", "productB": "title: concurrency in the data warehouse. authors: richard taylor. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: dyda : data warehouse maintenance in fully concurrent environments. authors: songting chen , andreas koeller , elke a. rundensteiner , xin zhang , jun chen. venue: sigmod conference. year: 2001", "productB": "title: concurrency in the data warehouse. authors: richard taylor. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: tods reviewers. authors: richard t. snodgrass. venue: sigmod record. year: 2003", "productB": "title: book reviews. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: evolution of groupware for business applications : a database perspective on lotus domino/notes. authors: c. mohan , s. watts , ron barber , amit somani , markos zaharioudakis. venue: vldb. year: 2000", "productB": "title: evolution of groupware for business applications : a database perspective on lotus domino/notes. authors: c. mohan , ron barber , s. watts , a. somani , markos zaharioudakis. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: mediator languages - a proposal for a standard. authors: peter buneman , louiqa raschid , jeffrey d. ullman. venue: sigmod record. year: 1997", "productB": "title: mediator languages-a proposal for a standard : report of an i3/pob working group held at the university of maryland , april 12 and 13 , 1996. authors: peter buneman , louiqa raschid , jeffrey ullman. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: domino : databases for moving objects tracking. authors: jutai zhou , ouri wolfson , sam chamberlain , a. prasad sistla , bo xu. venue: sigmod conference. year: 1999", "productB": "title: a data model and data structures for moving objects databases. authors: luca forlizzi , ralf hartmut g ü ting , enrico nardelli , markus schneider. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: the worlinfo assistant : spatio-temporal information integration on the web. authors: cyrus shahabi , mohammad r. kolahdouzan , craig a. knoblock , jos\u00e9 luis ambite , maria muslea , snehal thakkar. venue: vldb. year: 2001", "productB": "title: information integration on the web : a view from ai and databases ( report on iiweb-03 ). authors: subbarao kambhampati , craig a. knoblock. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: rainbow : multi-xquery optimization using materialized xml views. authors: brian murphy , elke a. rundensteiner , bradford pielech , maged el-sayed , mukesh mulchandani , luping ding , katica dimitrova , ling wang , xin zhang. venue: sigmod conference. year: 2003", "productB": "title: rainbow : multi-xquery optimization using materialized xml views. authors: xin zhang , katica dimitrova , ling wang , maged el sayed , brian murphy , bradford pielech , mukesh mulchandani , luping ding , elke a. rundensteiner. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: fast incremental maintenance of approximate histograms. authors: yossi matias , phillip b. gibbons , viswanath poosala. venue: vldb. year: 1997", "productB": "title: performance issues in incremental warehouse maintenance. authors: wilburt labio , jun yang , yingwei cui , hector garcia-molina , jennifer widom. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: fast incremental maintenance of approximate histograms. authors: viswanath poosala , phillip b. gibbons , yossi matias. venue: acm trans . database syst .. year: 2002", "productB": "title: performance issues in incremental warehouse maintenance. authors: wilburt labio , jun yang , yingwei cui , hector garcia-molina , jennifer widom. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: object normal forms and dependency constraints for object-oriented schemata. authors: zahir tari , stefano spaccapietra , john stokes. venue: acm trans . database syst .. year: 1997", "productB": "title: object normal forms and dependency constraints for object-oriented schemata. authors: zahir tari , john stokes , stefano spaccapietra. venue: acm transactions on database systems ( tods ). year: 1997", "same": true}
{"productA": "title: business data management for b2b electronic commerce. authors: manfred a. jeusfeld , mareike schoop , christoph quix. venue: sigmod record. year: 2002", "productB": "title: data management issues in electronic commerce. authors: asuman dogac. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: temporal database bibliography update. authors: anil kumar , vassilis j. tsotras. venue: sigmod record. year: 1996", "productB": "title: an annotated bibliography of benchmarks for object databases. authors: akmal b. chaudhri. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: xcache : a semantic caching system for xml queries. authors: elke a. rundensteiner , song wang , li chen. venue: sigmod conference. year: 2002", "productB": "title: psoup : a system for streaming queries over streaming data. authors: sirish chandrasekaran , michael j. franklin. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: xcache : a semantic caching system for xml queries. authors: elke a. rundensteiner , song wang , li chen. venue: sigmod conference. year: 2002", "productB": "title: semantic caching of web queries. authors: boris chidlovskii , uwe m. borghoff. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: multi-dimensional resource scheduling for parallel queries. authors: yannis e. ioannidis , minos n. garofalakis. venue: sigmod conference. year: 1996", "productB": "title: t2 : a customizable parallel database for multi-dimensional data. authors: chialin chang , anurag acharya , alan sussman , joel saltz. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: a workflow-based electronic marketplace on the web. authors: ibrahim cingil , nazife dimililer , nesime tatbul , ilker durusoy , asuman dogac , pinar koksal , sena nural arpinar. venue: sigmod record. year: 1998", "productB": "title: a workflow-based electronic marketplace on the web. authors: asuman dogac , ilker durusoy , sena arpinar , nesime tatbul , pinar koksal , ibrahim cingil , nazife dimililer. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: top-k selection queries over relational databases : mapping strategies and performance evaluation. authors: surajit chaudhuri , nicolas bruno , luis gravano. venue: acm trans . database syst .. year: 2002", "productB": "title: evaluating top-k selection queries. authors: surajit chaudhuri , luis gravano. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: evaluating queries with generalized path expressions. authors: guido moerkotte , sophie cluet , vassilis christophides. venue: sigmod conference. year: 1996", "productB": "title: evaluating top-k selection queries. authors: surajit chaudhuri , luis gravano. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: top-k selection queries over relational databases : mapping strategies and performance evaluation. authors: surajit chaudhuri , nicolas bruno , luis gravano. venue: acm trans . database syst .. year: 2002", "productB": "title: the design and performance evaluation of alternative xml storage strategies. authors: feng tian , david j. dewitt , jianjun chen , chun zhang. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: the implementation and performance of compressed databases. authors: till westmann , sven helmer , guido moerkotte , donald kossmann. venue: sigmod record. year: 2000", "productB": "title: the design and performance evaluation of alternative xml storage strategies. authors: feng tian , david j. dewitt , jianjun chen , chun zhang. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: information management for genome level bioinformatics. authors: norman w. paton , carole a. goble. venue: vldb. year: 2001", "productB": "title: interaction of query evaluation and buffer management for information retrieval. authors: bj ö rn t. j ó nsson , michael j. franklin , divesh srivastava. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: information management for genome level bioinformatics. authors: norman w. paton , carole a. goble. venue: vldb. year: 2001", "productB": "title: a database platform for bioinformatics. authors: sandeepan banerjee. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: data modelling versus ontology engineering. authors: mustafa jarrar , peter spyns , robert meersman. venue: sigmod record. year: 2002", "productB": "title: data modelling in the large. authors: martin bertram. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: vldb. year: 1995", "productB": "title: a cost model for query processing in high dimensional data spaces. authors: christian b ö hm. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: aggregate-query processing in data warehousing environments. authors: venky harinarayan , dallan quass , ashish gupta. venue: vldb. year: 1995", "productB": "title: a cost model for query processing in high dimensional data spaces. authors: christian b ö hm. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: query processing in tertiary memory databases. authors: sunita sarawagi. venue: vldb. year: 1995", "productB": "title: integrating reliable memory in databases. authors: wee teck ng , peter m. chen. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: reordering query execution in tertiary memory databases. authors: michael stonebraker , sunita sarawagi. venue: vldb. year: 1996", "productB": "title: integrating reliable memory in databases. authors: wee teck ng , peter m. chen. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: model-based information integration in a neuroscience mediator system. authors: bertram lud\u00e4scher , amarnath gupta , maryann e. martone. venue: vldb. year: 2000", "productB": "title: xml-based information mediation with mix. authors: chaitan baru , amarnath gupta , bertram lud ä scher , richard marciano , yannis papakonstantinou , pavel velikhov , vincent chu. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: type-checking oql queries in the odmg type systems. authors: suad alagic. venue: acm trans . database syst .. year: 1999", "productB": "title: type-checking oql queries in the odmg type systems. authors: suad alag í c. venue: acm transactions on database systems ( tods ). year: 1999", "same": true}
{"productA": "title: optimization of queries with user-defined predicates. authors: surajit chaudhuri , kyuseok shim. venue: vldb. year: 1996", "productB": "title: optimization of constrained frequent set queries with 2-variable constraints. authors: laks v. s. lakshmanan , raymond ng , jiawei han , alex pang. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: user-adaptive exploration of multidimensional data. authors: sunita sarawagi. venue: vldb. year: 2000", "productB": "title: the multidimensional database system rasdaman. authors: p. baumann , a. dehmel , p. furtado , r. ritsch , n. widmann. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the multidimensional database system rasdaman. authors: andreas dehmel , peter baumann , norbert widmann , roland ritsch , paula furtado. venue: sigmod conference. year: 1998", "productB": "title: the multidimensional database system rasdaman. authors: p. baumann , a. dehmel , p. furtado , r. ritsch , n. widmann. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: free parallel data mining. authors: bin li , dennis shasha. venue: sigmod conference. year: 1998", "productB": "title: dms : a parallel data mining server. authors: felicity george. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: dms : a parallel data mining server. authors: felicity a. w. george. venue: vldb. year: 1998", "productB": "title: dms : a parallel data mining server. authors: felicity george. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: querying multiple features of groups in relational databases. authors: damianos chatziantoniou , kenneth a. ross. venue: vldb. year: 1996", "productB": "title: mindreader : querying databases through multiple examples. authors: yoshiharu ishikawa , ravishankar subramanya , christos faloutsos. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: fast computation of sparse datacubes. authors: divesh srivastava , kenneth a. ross. venue: vldb. year: 1997", "productB": "title: efficient computation of iceberg cubes with complex measures. authors: jiawei han , jian pei , guozhu dong , ke wang. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: mining insurance data at swiss life. authors: j\u00f6rg-uwe kietz , ulrich reimer , martin staudt. venue: vldb. year: 1997", "productB": "title: mining insurance data at swiss life. authors: j ö rg-uwe kietz , ulrich reimer , martin staudt. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: disima : a distributed and interoperable image database system. authors: vincent oria , benjamin bin yao , shu lin , paul iglinski , m. tamer \u00f6zsu. venue: sigmod conference. year: 2000", "productB": "title: revisiting commit processing in distributed database systems. authors: ramesh gupta , jayant haritsa , krithi ramamritham. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: xpath queries on streaming data. authors: sudarshan s. chawathe , feng peng. venue: sigmod conference. year: 2003", "productB": "title: xpath queries on streaming data. authors: feng peng , sudarshan s. chawathe. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: path queries on compressed xml. authors: martin grohe , peter buneman , christoph koch. venue: vldb. year: 2003", "productB": "title: xpath queries on streaming data. authors: feng peng , sudarshan s. chawathe. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: the drill down benchmark. authors: peter a. boncz , tim r\u00fchl , fred kwakkel. venue: vldb. year: 1998", "productB": "title: the bucky object-relational benchmark. authors: michael j. carey , david j. dewitt , jeffrey f. naughton , mohammad asgarian , paul brown , johannes e. gehrke , dhaval n. shah. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: density biased sampling : an improved method for data mining and clustering. authors: christopher r. palmer , christos faloutsos. venue: sigmod conference. year: 2000", "productB": "title: density biased sampling : an improved method for data mining and clustering. authors: christopher r. palmer , christos faloutsos. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: commercial use of database technology. authors: harald sch\u00f6ning. venue: vldb. year: 2003", "productB": "title: integration of data mining with database technology. authors: amir netz , surajit chaudhuri , jeff bernhardt , usama m. fayyad. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: an overview of data warehousing and olap technology. authors: surajit chaudhuri , umeshwar dayal. venue: sigmod record. year: 1997", "productB": "title: integration of data mining with database technology. authors: amir netz , surajit chaudhuri , jeff bernhardt , usama m. fayyad. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: commercial use of database technology. authors: harald sch\u00f6ning. venue: vldb. year: 2003", "productB": "title: declare and sds : early efforts to commercialize deductive database technology. authors: werner kie ß ling , helmut schmidt , werner strau ß , gerhard d ü nzinger. venue: the vldb journal -- the international journal on very large data bases. year: 1994", "same": false}
{"productA": "title: powerbookmarks : a system for personalizable web information organization , sharing , and management. authors: kazuyuki shimazu , sougata mukherjea , yi-leh wu , divyakant agrawal , kyoji hirata , yukiyoshi saito , quoc vu , corey bufi , wen-syan li , kevin chen-chuan chang , edward y. chang , reiko ito , yoshinori hara , yutaka kimura. venue: sigmod conference. year: 1999", "productB": "title: powerbookmarks : a system for personalizable web information organization , sharing , and management. authors: wen-syan li , quoc vu , edward chang , divyakant agrawal , kyoji hirata , sougata mukherjea , yi-leh wu , corey bufi , chen-chuan kevin chang , yoshinori hara , reiko ito , yutaka kimura , kezuyuki shimazu , yukiyoshi saito. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: semantic access : semantic interface for querying databases. authors: naphtali rishe , rukshan athauda , artyom shaposhnikov , jun yuan , dmitry vasilevsky , xiaoling lu , xiaobin ma , shu-ching chen , alexander vaschillo. venue: vldb. year: 2000", "productB": "title: semantic integration in heterogeneous databases using neural networks. authors: wen-syan li , chris clifton. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: agent-oriented software engineering report on the 4th aose workshop ( aose 2003 ). authors: paolo giorgini. venue: sigmod record. year: 2003", "productB": "title: agent-oriented software engineering report on the 4th aose workshop ( aose 2003 ). authors: paolo giorgini. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: sigmod conference. year: 1999", "productB": "title: materialized view selection and maintenance using multi-query optimization. authors: hoshi mistry , prasan roy , s. sudarshan , krithi ramamritham. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: incremental maintenance of externally materialized views. authors: martin staudt , matthias jarke. venue: vldb. year: 1996", "productB": "title: materialized view selection and maintenance using multi-query optimization. authors: hoshi mistry , prasan roy , s. sudarshan , krithi ramamritham. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: optimizing queries using materialized views : a practical , scalable solution. authors: per-\u00e5ke larson , jonathan goldstein. venue: sigmod conference. year: 2001", "productB": "title: materialized view selection and maintenance using multi-query optimization. authors: hoshi mistry , prasan roy , s. sudarshan , krithi ramamritham. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: sigmod conference. year: 1999", "productB": "title: parametric query optimization. authors: yannis e. ioannidis , raymond t. ng , kyuseok shim , timos k. sellis. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: open issues in parallel query optimization. authors: waqar hasan , patrick valduriez , daniela florescu. venue: sigmod record. year: 1996", "productB": "title: parametric query optimization. authors: yannis e. ioannidis , raymond t. ng , kyuseok shim , timos k. sellis. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: design and analysis of parametric query optimization algorithms. authors: sumit ganguly. venue: vldb. year: 1998", "productB": "title: parametric query optimization. authors: yannis e. ioannidis , raymond t. ng , kyuseok shim , timos k. sellis. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: query optimization for selections using bitmaps. authors: ming-chuan wu. venue: sigmod conference. year: 1999", "productB": "title: adaptive selectivity estimation using query feedback. authors: chungmin melvin chen , nick roussopoulos. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: one-dimensional and multi-dimensional substring selectivity estimation. authors: raymond t. ng , divesh srivastava , h. v. jagadish , olga kapitskaia. venue: vldb j.. year: 2000", "productB": "title: adaptive selectivity estimation using query feedback. authors: chungmin melvin chen , nick roussopoulos. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: multi-step processing of spatial joins. authors: ralf schneider , thomas brinkhoff , bernhard seeger , hans-peter kriegel. venue: sigmod conference. year: 1994", "productB": "title: integration of spatial join algorithms for processing multiple inputs. authors: nikos mamoulis , dimitris papadias. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: multi-step processing of spatial joins. authors: ralf schneider , thomas brinkhoff , bernhard seeger , hans-peter kriegel. venue: sigmod conference. year: 1994", "productB": "title: spatial joins using seeded trees. authors: ming-ling lo , chinya v. ravishankar. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: spatial join selectivity using power laws. authors: christos faloutsos , bernhard seeger , caetano traina jr. , agma j. m. traina. venue: sigmod conference. year: 2000", "productB": "title: spatial joins using seeded trees. authors: ming-ling lo , chinya v. ravishankar. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: automatic segmentation of text into structured records. authors: vinayak r. borkar , sunita sarawagi , kaustubh deshmukh. venue: sigmod conference. year: 2001", "productB": "title: automatic segmentation of text into structured records. authors: vinayak borkar , kaustubh deshmukh , sunita sarawagi. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: o-o , what have they done to db2 ?. authors: bennet vance , richard swagerman , michael j. carey , srinivasa narayanan , nelson mendon\u00e7a mattos , donald d. chamberlin , doug doole , serge rielau. venue: vldb. year: 1999", "productB": "title: o-o , what have they done to db2 ?. authors: michael j. carey , donald d. chamberlin , srinivasa narayanan , bennet vance , doug doole , serge rielau , richard swagerman , nelson mendon ç a mattos. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: size separation spatial join. authors: kenneth c. sevcik , nick koudas. venue: sigmod conference. year: 1997", "productB": "title: multiway spatial joins. authors: nikos mamoulis , dimitris papadias. venue: acm transactions on database systems ( tods ). year: 2001", "same": false}
{"productA": "title: information rules. authors: dale a. stirling. venue: sigmod record. year: 2003", "productB": "title: information warfare and security. authors: h. v. jagadish. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: an access control model supporting periodicity constraints and temporal reasoning. authors: elena ferrari , pierangela samarati , claudio bettini , elisa bertino. venue: acm trans . database syst .. year: 1998", "productB": "title: supporting periodic authorizations and temporal reasoning in database access control. authors: elisa bertino , claudio bettini , elena ferrari , pierangela samarati. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: optimizing queries across diverse data sources. authors: edward l. wimmers , donald kossmann , jun yang , laura m. haas. venue: vldb. year: 1997", "productB": "title: optimizing queries over multimedia repositories. authors: surajit chaudhuri , luis gravano. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: optimal clip ordering for multi-clip queries. authors: raymond t. ng , paul shum. venue: vldb j.. year: 1998", "productB": "title: optimizing queries over multimedia repositories. authors: surajit chaudhuri , luis gravano. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: complex queries over web repositories. authors: hector garcia-molina , sriram raghavan. venue: vldb. year: 2003", "productB": "title: optimizing queries over multimedia repositories. authors: surajit chaudhuri , luis gravano. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: tutorial : application servers and associated technologies. authors: c. mohan. venue: sigmod conference. year: 2002", "productB": "title: the multiview project : object-oriented view technology and applications. authors: e. a. rundensteiner , h. a. kuno , y.-g . ra , v. crestana-taube , m. c. jones , p. j. marron. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: application servers and associated technologies. authors: c. mohan. venue: vldb. year: 2002", "productB": "title: the multiview project : object-oriented view technology and applications. authors: e. a. rundensteiner , h. a. kuno , y.-g . ra , v. crestana-taube , m. c. jones , p. j. marron. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: guidelines for presentation and comparison of indexing techniques. authors: kotagiri ramamohanarao , alistair moffat , justin zobel. venue: sigmod record. year: 1996", "productB": "title: random sampling techniques for space efficient online computation of order statistics of large datasets. authors: gurmeet singh manku , sridhar rajagopalan , bruce g. lindsay. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: languages for multi-database interoperability. authors: laks v. s. lakshmanan , fr\u00e9d\u00e9ric gingras , nematollaah shiri , despina papoulis , iyer n. subramanian. venue: sigmod conference. year: 1997", "productB": "title: languages for multi-database interoperability. authors: fr é d é ric gingras , laks v. s. lakshmanan , iyer n. subramanian , despina papoulis , nematollaah shiri. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: schemasql : an extension to sql for multidatabase interoperability. authors: fereidoon sadri , laks v. s. lakshmanan , subbu n. subramanian. venue: acm trans . database syst .. year: 2001", "productB": "title: languages for multi-database interoperability. authors: fr é d é ric gingras , laks v. s. lakshmanan , iyer n. subramanian , despina papoulis , nematollaah shiri. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the microsoft database research group. authors: roger s. barga , david b. lomet , per-\u00e5ke larson , surajit chaudhuri , vivek r. narasayya. venue: sigmod record. year: 1998", "productB": "title: database research at nthu and itri. authors: arbee l. p. chen. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: dynamic pipeline scheduling for improving interactive query performance. authors: tolga urhan , michael j. franklin. venue: vldb. year: 2001", "productB": "title: dynamic pipeline scheduling for improving interactive query performance. authors: tolga urhan , michael j. franklin. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: workflow history management. authors: pinar koksal , sena nural arpinar , asuman dogac. venue: sigmod record. year: 1998", "productB": "title: workflow management with service quality guarantees. authors: michael gillmann , gerhard weikum , wolfgang wonner. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: intra-transaction parallelism in the mapping of an object model to a relational multi-processor system. authors: moira c. norrie , hans-j\u00f6rg schek , michael rys. venue: vldb. year: 1996", "productB": "title: on parallel processing of aggregate and scalar functions in object-relational dbms. authors: michael jaedicke , bernhard mitschang. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: the strip rule system for efficiently maintaining derived data. authors: hector garcia-molina , jennifer widom , brad adelberg. venue: sigmod conference. year: 1997", "productB": "title: lockx : a system for efficiently querying secure xml. authors: sungran cho , sihem amer-yahia , laks v. s. lakshmanan , divesh srivastava. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: qcluster : relevance feedback using adaptive clustering for content-based image retrieval. authors: deok-hwan kim , chin-wan chung. venue: sigmod conference. year: 2003", "productB": "title: spire : a progressive content-based spatial image retrieval engine. authors: chung-sheng li , lawrence d. bergman , yuan-chi chang , vittorio castelli , john r. smith. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: spire : a progressive content-based spatial image retrieval engine. authors: chung-sheng li , vittorio castelli , lawrence d. bergman , john r. smith. venue: sigmod conference. year: 2000", "productB": "title: spire : a progressive content-based spatial image retrieval engine. authors: chung-sheng li , lawrence d. bergman , yuan-chi chang , vittorio castelli , john r. smith. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: a nanotechnology-based approach to data storage. authors: b. gotsmann , a. dholakia , g. cherubini , walter h\u00e4berle , h. pozidis , michel despont , richard stutz , p. b\u00e4chtold , c. hagleitner , t. r. albrecht , hugo e. rothuizen , gerd k. binnig , d. jubin , a. pantazi , m. a. lantz , e. eleftheriou , urs d\u00fcrig , t. loeliger , peter vettiger , d. wiesmann , ute drechsler. venue: vldb. year: 2003", "productB": "title: a requirement-based approach to data modeling and re-engineering. authors: alice h. muntz , christian t. ramiller. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: telcordia 's database reconciliation and data quality analysis tool. authors: munir cochinwala , francesco caruso , paolo missier , uma ganapathy , gail lalk. venue: vldb. year: 2000", "productB": "title: telcordia 's database reconciliation and data quality analysis tool. authors: francesco caruso , munir cochinwala , uma ganapathy , gail lalk , paolo missier. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: sql/cli - a new binding style for sql. authors: murali venkatrao , michael pizzo. venue: sigmod record. year: 1995", "productB": "title: sql/cli-a new binding style for sql. authors: murali venkatrao , michael pizzo. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: sit-in : a real-life spatio-temporal information system. authors: stefano de francisci , rossella molinaro , orietta gargano , mario paolucci , leonardo tininini , giuseppe sindoni , paola patteri , amedea ambrosetti , pina ticca , cristina bedeschi. venue: vldb. year: 2001", "productB": "title: the sift information dissemination system. authors: tak w. yan , hector garcia-molina. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: infomaster : an information integration system. authors: arthur m. keller , michael r. genesereth , oliver m. duschka. venue: sigmod conference. year: 1997", "productB": "title: the sift information dissemination system. authors: tak w. yan , hector garcia-molina. venue: acm transactions on database systems ( tods ). year: 1999", "same": false}
{"productA": "title: sit-in : a real-life spatio-temporal information system. authors: stefano de francisci , rossella molinaro , orietta gargano , mario paolucci , leonardo tininini , giuseppe sindoni , paola patteri , amedea ambrosetti , pina ticca , cristina bedeschi. venue: vldb. year: 2001", "productB": "title: the worlinfo assistant : spatio-temporal information integration on the web. authors: jos é luis ambite , craig a. knoblock , mohammad r. kolahdouzan , maria muslea , cyrus shahabi , snehal thakkar. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: broadcast disks : data management for asymmetric communications environments. authors: michael j. franklin , stanley b. zdonik , swarup acharya , rafael alonso. venue: sigmod conference. year: 1995", "productB": "title: broadcast disks : data management for asymmetric communication environments. authors: swarup acharya , rafael alonso , michael franklin , stanley zdonik. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: dynamic xml documents with distribution and replication. authors: ioana manolescu , serge abiteboul , tova milo , angela bonifati , gregory cobena. venue: sigmod conference. year: 2003", "productB": "title: dynamic xml documents with distribution and replication. authors: serge abiteboul , angela bonifati , gr é gory cob é na , ioana manolescu , tova milo. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: concurrent garbage collection in o2. authors: marcin skubiszewski , patrick valduriez. venue: vldb. year: 1997", "productB": "title: partition selection policies in object database garbage collection. authors: jonathan e. cook , alexander l. wolf , benjamin g. zorn. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: concurrent garbage collection in o2. authors: marcin skubiszewski , patrick valduriez. venue: vldb. year: 1997", "productB": "title: concurrent garbage collection in o2. authors: marcin skubiszewski , patrick valduriez. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: an algebraic approach to rule analysis in expert database systems. authors: jennifer widom , elena baralis. venue: vldb. year: 1994", "productB": "title: an algebraic approach to rule analysis in expert database systems. authors: elena baralis , jennifer widom. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: design and implementation of a genetic-based algorithm for data mining. authors: sunil choenni. venue: vldb. year: 2000", "productB": "title: cost-based optimization for magic : algebra and implementation. authors: praveen seshadri , joseph m. hellerstein , hamid pirahesh , t. y. cliff leung , raghu ramakrishnan , divesh srivastava , peter j. stuckey , s. sudarshan. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: design and implementation of a genetic-based algorithm for data mining. authors: sunil choenni. venue: vldb. year: 2000", "productB": "title: design and implementation of a genetic-based algorithm for data mining. authors: sunil choenni. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: continuous nearest neighbor search. authors: dimitris papadias , yufei tao , qiongmao shen. venue: vldb. year: 2002", "productB": "title: enhanced nearest neighbour search on the r-tree. authors: king lum cheung , ada wai-chee fu. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: enhanced nearest neighbour search on the r-tree. authors: ada wai-chee fu , king lum cheung. venue: sigmod record. year: 1998", "productB": "title: enhanced nearest neighbour search on the r-tree. authors: king lum cheung , ada wai-chee fu. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: re-tree : an efficient index structure for regular expressions. authors: chee yong chan , minos n. garofalakis , rajeev rastogi. venue: vldb j.. year: 2003", "productB": "title: qc-trees : an efficient summary structure for semantic olap. authors: laks v. s. lakshmanan , jian pei , yan zhao. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: the incinerate data model. authors: h. v. jagadish. venue: acm trans . database syst .. year: 1995", "productB": "title: the incinerate data model. authors: h. v. jagadish. venue: acm transactions on database systems ( tods ). year: 1995", "same": true}
{"productA": "title: an interpolated volume data model. authors: amarnath gupta , tianqiu wang , simone santini. venue: vldb. year: 2003", "productB": "title: the incinerate data model. authors: h. v. jagadish. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: report on the fourth international conference on flexible query answering systems. authors: gabriella pasi , amihai motro , patrick bosc. venue: sigmod record. year: 2001", "productB": "title: report on the 18th british national conference on databases ( bncod ). authors: carole goble , brian read. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: report on the 8th international workshop on knowledge representation meets databases ( krdb ). authors: dan suciu , maurizio lenzerini , daniele nardi , werner nutt. venue: sigmod record. year: 2001", "productB": "title: report on the 18th british national conference on databases ( bncod ). authors: carole goble , brian read. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: report on the 13th brazilian symposium on database systems ( sbbd ' 98 ). authors: claudia bauzer medeiros , mario a. nascimento. venue: sigmod record. year: 1999", "productB": "title: report on the 18th british national conference on databases ( bncod ). authors: carole goble , brian read. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: user interfaces ; who cares ?. authors: stefano spaccapietra. venue: vldb. year: 1994", "productB": "title: user interfaces ; who cares ?. authors: stefano spaccapietra. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: database tuning : principles , experiments , and troubleshooting techniques. authors: philippe bonnet , dennis shasha. venue: vldb. year: 2002", "productB": "title: database tuning : principles , experiments , and troubleshooting techniques ( part i ). authors: dennis shasha , philippe bonnet. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: database tuning : principles , experiments , and troubleshooting techniques. authors: philippe bonnet , dennis shasha. venue: vldb. year: 2002", "productB": "title: database tuning : principles , experiments , and troubleshooting techniques ( part ii ). authors: dennis shasha , philippe bonnet. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: database tuning : principles , experiments , and troubleshooting techniques. authors: philippe bonnet , dennis shasha. venue: vldb. year: 2002", "productB": "title: database principles. authors: leonid libkin. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: efficient view maintenance at data warehouses. authors: tolga yurek , divyakant agrawal , amr el abbadi , ambuj k. singh. venue: sigmod conference. year: 1997", "productB": "title: efficient materialization and use of views in data warehouses. authors: m á rcio farias de souza , marcus costa sampaio. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: algorithms for materialized view design in data warehousing environment. authors: kamalakar karlapalem , jian yang , qing li. venue: vldb. year: 1997", "productB": "title: efficient materialization and use of views in data warehouses. authors: m á rcio farias de souza , marcus costa sampaio. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: efficient view maintenance at data warehouses. authors: tolga yurek , divyakant agrawal , amr el abbadi , ambuj k. singh. venue: sigmod conference. year: 1997", "productB": "title: efficient snapshot differential algorithms for data warehousing. authors: wilburt labio , hector garcia-molina. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: why and how to benchmark xml databases. authors: ralph busse , michael j. carey , daniela florescu , martin l. kersten , albrecht schmidt , florian waas , ioana manolescu. venue: sigmod record. year: 2001", "productB": "title: why and how to benchmark xml databases. authors: albrecht schmidt , florian waas , martin kersten , daniela florescu , michael j. carey , ioana manolescu , ralph busse. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: data management for pervasive computing. authors: mitch cherniack , stanley b. zdonik , michael j. franklin. venue: vldb. year: 2001", "productB": "title: data management : lasting impact on wild , wild , web. authors: reed m. meseck. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: sigmod conference. year: 2001", "productB": "title: a generic approach to bulk loading multidimensional index structures. authors: jochen van den bercken , bernhard seeger , peter widmayer. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: a generic approach to bulk loading multidimensional index structures. authors: bernhard seeger , peter widmayer , jochen van den bercken. venue: vldb. year: 1997", "productB": "title: a generic approach to bulk loading multidimensional index structures. authors: jochen van den bercken , bernhard seeger , peter widmayer. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: modeling high-dimensional index structures using sampling. authors: christian a. lang , ambuj k. singh. venue: sigmod conference. year: 2001", "productB": "title: high-dimensional index structures database support for next decade 's applications ( tutorial ). authors: stefan berchtold , daniel a. keim. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: combi-operator : database support for data mining applications. authors: wolfgang lehner , alexander hinneburg , dirk habich. venue: vldb. year: 2003", "productB": "title: high-dimensional index structures database support for next decade 's applications ( tutorial ). authors: stefan berchtold , daniel a. keim. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: spatial join selectivity using power laws. authors: christos faloutsos , bernhard seeger , caetano traina jr. , agma j. m. traina. venue: sigmod conference. year: 2000", "productB": "title: spatial join selectivity using power laws. authors: christos faloutsos , bernhard seeger , agma traina , caetano traina , jr.. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: datamine - interactive rule discovery system. authors: aashu virmani , tomasz imielinski. venue: sigmod conference. year: 1995", "productB": "title: potter 's wheel : an interactive data cleaning system. authors: vijayshankar raman , joseph m. hellerstein. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: ensuring relaxed atomicity for flexible transactions in multidatabase systems. authors: bharat k. bhargava , aidong zhang , marian h. nodine , omran a. bukhres. venue: sigmod conference. year: 1994", "productB": "title: ensuring relaxed atomicity for flexible transactions in multidatabase systems. authors: aidong zhang , marian nodine , bharat bhargava , omran bukhres. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: do n't be lazy , be consistent : postgres-r , a new way to implement database replication. authors: bettina kemme , gustavo alonso. venue: vldb. year: 2000", "productB": "title: do n't be lazy , be consistent : postgres-r , a new way to implement database replication. authors: bettina kemme , gustavo alonso. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: semantic assumptions and query evaluation in temporal databases. authors: sushil jajodia , xiaoyang sean wang , elisa bertino , claudio bettini. venue: sigmod conference. year: 1995", "productB": "title: adaptable query optimization and evaluation in temporal middleware. authors: giedrius slivinskas , christian s. jensen , richard thomas snodgrass. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: masatoshi yoshikawa , shunsuke uemura , yasushi sakurai , haruhiko kojima. venue: vldb. year: 2000", "productB": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: yasushi sakurai , masatoshi yoshikawa , shunsuke uemura , haruhiko kojima. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: the a-tree : an index structure for high-dimensional spaces using relative approximation. authors: masatoshi yoshikawa , shunsuke uemura , yasushi sakurai , haruhiko kojima. venue: vldb. year: 2000", "productB": "title: spatial indexing of high-dimensional data based on relative approximation. authors: yasushi sakurai , masatoshi yoshikawa , shunsuke uemura , haruhiko kojima. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: local dimensionality reduction : a new approach to indexing high dimensional spaces. authors: kaushik chakrabarti , sharad mehrotra. venue: vldb. year: 2000", "productB": "title: spatial indexing of high-dimensional data based on relative approximation. authors: yasushi sakurai , masatoshi yoshikawa , shunsuke uemura , haruhiko kojima. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: r-tree based indexing of now-relative bitemporal data. authors: simonas saltenis , christian s. jensen , giedrius slivinskas , rasa bliujute. venue: vldb. year: 1998", "productB": "title: spatial indexing of high-dimensional data based on relative approximation. authors: yasushi sakurai , masatoshi yoshikawa , shunsuke uemura , haruhiko kojima. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: much ado about shared-nothing. authors: michael g. norman , peter thanisch , thomas zurek. venue: sigmod record. year: 1996", "productB": "title: much ado about shared-nothing. authors: michael g. norman , thomas zurek , peter thanisch. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: on processing xml in ldap. authors: pedro jos\u00e9 marr\u00f3n , georg lausen. venue: vldb. year: 2001", "productB": "title: xpath processing in a nutshell. authors: georg gottlob , christoph koch , reinhard pichler. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: update propagation strategies to improve freshness in lazy master replicated databases. authors: eric simon , esther pacitti. venue: vldb j.. year: 2000", "productB": "title: update propagation strategies for improving the quality of data on the web. authors: alexandros labrinidis , nick roussopoulos. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: parallel mining algorithms for generalized association rules with classification hierarchy. authors: masaru kitsuregawa , takahiko shintani. venue: sigmod conference. year: 1998", "productB": "title: parallel mining algorithms for generalized association rules with classification hierarchy. authors: takahiko shintani , masaru kitsuregawa. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: replication , consistency , and practicality : are these mutually exclusive ?. authors: avishai wool , henry f. korth , yuri breitbart , todd a. anderson. venue: sigmod conference. year: 1998", "productB": "title: replication , consistency , and practicality : are these mutually exclusive ?. authors: todd anderson , yuri breitbart , henry f. korth , avishai wool. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: networked data management design points. authors: james r. hamilton. venue: vldb. year: 1999", "productB": "title: networked data management design points. authors: james r. hamilton. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: online aggregation. authors: helen j. wang , peter j. haas , joseph m. hellerstein. venue: sigmod conference. year: 1997", "productB": "title: software as a service : asp and asp aggregation. authors: christoph bussler. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: an extended entity-relationship model for geographic applications. authors: nectaria tryfona , thanasis hadzilacos. venue: sigmod record. year: 1997", "productB": "title: an extended entity-relationship model for geographic applications. authors: thanasis hadzilacos , nectaria tryfona. venue: acm sigmod record. year: 1997", "same": true}
{"productA": "title: advanced xml data processing - guest editor 's introduction. authors: karl aberer. venue: sigmod record. year: 2001", "productB": "title: advanced xml data processing : guest editor 's introduction. authors: karl aberer. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: dwms : data warehouse management system. authors: narendra mohan. venue: vldb. year: 1996", "productB": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: data management challenges in crm. authors: george colliat. venue: sigmod conference. year: 2003", "productB": "title: data grid management systems. authors: arun jagatheesan , arcot rajasekar. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: a content-based multimedia server for massively parallel architectures. authors: c. watson , g. linderman , euthimios panagos , t. walters , ion tim ieong , alexandros biliris , j. wang , s. choo , david schrader , p. colin , william o'connell , grace au. venue: sigmod conference. year: 1996", "productB": "title: fault-tolerant architectures for continuous media servers. authors: banu Ö zden , rajeev rastogi , prashant shenoy , avi silberschatz. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: a configrable type hierarchy index for oodb. authors: thomas a. m\u00fcck , martin l. polaschek. venue: vldb j.. year: 1997", "productB": "title: a configurable type hierarchy index for oodb. authors: thomas a. mueck , martin l. polaschek. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": true}
{"productA": "title: tracing the lineage of view data in a warehousing environment. authors: janet l. wiener , yingwei cui , jennifer widom. venue: acm trans . database syst .. year: 2000", "productB": "title: expiring data in a warehouse. authors: hector garcia-molina , wilburt labio , jun yang. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: association rules over interval data. authors: ren\u00e9e j. miller , yuping yang. venue: sigmod conference. year: 1997", "productB": "title: on the discovery of interesting patterns in association rules. authors: sridhar ramaswamy , sameer mahajan , abraham silberschatz. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: using sql to build new aggregates and extenders for object - relational systems. authors: haixun wang , carlo zaniolo. venue: vldb. year: 2000", "productB": "title: using sql to build new aggregates and extenders for object - relational systems. authors: haixun wang , carlo zaniolo. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: semantic web workshop : models , architectures and management. authors: vassilis christophides , dimitris plexousakis , panos constantopoulos. venue: sigmod record. year: 2001", "productB": "title: workshop on performance and architecture of web servers. authors: krishna kant , prasant mohapatra. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: balancing performance and data freshness in web database servers. authors: nick roussopoulos , alexandros labrinidis. venue: vldb. year: 2003", "productB": "title: workshop on performance and architecture of web servers. authors: krishna kant , prasant mohapatra. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: a taxonomy of correctness criteria in database applications. authors: krithi ramamritham , panos k. chrysanthis. venue: vldb j.. year: 1996", "productB": "title: a taxonomy of correctness criteria in database applications. authors: krithi ramamritham , panos k. chrysanthis. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: plastic : reducing query optimization overheads through plan recycling. authors: jayant r. haritsa , vibhuti s. sengar. venue: sigmod conference. year: 2003", "productB": "title: plastic : reducing query optimization overheads through plan recycling. authors: vibhuti s. sengar , jayant r. haritsa. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: combi-operator : database support for data mining applications. authors: wolfgang lehner , alexander hinneburg , dirk habich. venue: vldb. year: 2003", "productB": "title: versant replication : supporting fault-tolerant object databases. authors: yuh-ming shyy , h. stephen au-yeung , c. p. chou. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: xsb as a deductive database. authors: terrance swift , konstantinos f. sagonas , david scott warren. venue: sigmod conference. year: 1994", "productB": "title: xsb as an efficient deductive database engine. authors: konstantinos sagonas , terrance swift , david s. warren. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: nearest neighbor queries. authors: stephen kelley , fr\u00e9d\u00e9ic vincent , nick roussopoulos. venue: sigmod conference. year: 1995", "productB": "title: nearest neighbor queries. authors: nick roussopoulos , stephen kelley , fr é d é ric vincent. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: continuous k-nearest neighbor queries for continuously moving points with updates. authors: hanan samet , ken smith , glenn s. iwerks. venue: vldb. year: 2003", "productB": "title: nearest neighbor queries. authors: nick roussopoulos , stephen kelley , fr é d é ric vincent. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: database indexing for large dna and protein sequence collections. authors: robert w. irving , malcolm p. atkinson , ela hunt. venue: vldb j.. year: 2002", "productB": "title: a database index to large biological sequences. authors: ela hunt , malcolm p. atkinson , robert w. irving. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: a database index to large biological sequences. authors: robert w. irving , ela hunt , malcolm p. atkinson. venue: vldb. year: 2001", "productB": "title: a database index to large biological sequences. authors: ela hunt , malcolm p. atkinson , robert w. irving. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: object fusion in mediator systems. authors: yannis papakonstantinou , hector garcia-molina , serge abiteboul. venue: vldb. year: 1996", "productB": "title: object fusion in mediator systems. authors: yannis papakonstantinou , serge abiteboul , hector garcia-molina. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: fast and accurate text classification via multiple linear discriminant projections. authors: mahesh v. soundalgekar , soumen chakrabarti , shourya roy. venue: vldb. year: 2002", "productB": "title: fast and accurate text classification via multiple linear discriminant projections. authors: soumen chakrabarti , shourya roy , mahesh v. soundalgekar. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: understanding the semantics of sensor data. authors: murali mani. venue: sigmod record. year: 2003", "productB": "title: understanding the semantics of sensor data. authors: murali mani. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: jumping on the nii bandwagon. authors: xiaolei qian. venue: sigmod record. year: 1994", "productB": "title: jumping on the nii bandwagon. authors: xiaolei qian. venue: acm sigmod record. year: 1994", "same": true}
{"productA": "title: tpc-d : the challenges , issues and results. authors: ramesh bhashyam. venue: vldb. year: 1996", "productB": "title: tpc-d-the challenges , issues and results. authors: ramesh bhashyam. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: tam : a system for dynamic transactional activity management. authors: ling liu , calton pu , tong zhou. venue: sigmod conference. year: 1999", "productB": "title: dlfm : a transactional resource manager. authors: hui-i hsiao , inderpal narang. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: surfing wavelets on streams : one-pass summaries for approximate aggregate queries. authors: anna c. gilbert , martin strauss , yannis kotidis , s. muthukrishnan. venue: vldb. year: 2001", "productB": "title: surfing wavelets on streams : one-pass summaries for approximate aggregate queries. authors: anna c. gilbert , yannis kotidis , s. muthukrishnan , martin strauss. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: a case-based approach to information integration. authors: maurizio panti , alberto giretti , luca spalazzi. venue: vldb. year: 2000", "productB": "title: sting : a statistical information grid approach to spatial data mining. authors: wei wang , jiong yang , richard r. muntz. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: enhancing database correctness : a statistical approach. authors: wen-chi hou , zhongyang zhang. venue: sigmod conference. year: 1995", "productB": "title: sting : a statistical information grid approach to spatial data mining. authors: wei wang , jiong yang , richard r. muntz. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: the network as a global database : challenges of interoperability , proactivity , interactiveness , legacy. authors: arne koschel , ralf kramer , ralf nikolai , peter c. lockemann , mechtild wallrath , ulrike k\u00f6lsch , hans-dirk walter. venue: vldb. year: 1997", "productB": "title: the network as a global database : challenges of interoperability , proactivity , interactiveness , legacy. authors: peter c. lockemann , ulrike k ö lsch , arne koschel , ralf kramer , ralf nikolai , mechtild wallrath , hans-dirk walter. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: autoadmin ` what-if ' index analysis utility. authors: surajit chaudhuri , vivek r. narasayya. venue: sigmod conference. year: 1998", "productB": "title: autoadmin what-if index analysis utility. authors: surajit chaudhuri , vivek narasayya. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: distributed transactions in practice. authors: lyman do , pamela drew , prabhu ram. venue: sigmod record. year: 1999", "productB": "title: the need for distributed asynchronous transactions. authors: lyman do , prabhu ram , pamela drew. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: approximate xml joins. authors: h. v. jagadish , ting yu , divesh srivastava , sudipto guha , nick koudas. venue: sigmod conference. year: 2002", "productB": "title: approximate xml joins. authors: sudipto guha , h. v. jagadish , nick koudas , divesh srivastava , ting yu. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: a foundation for multi-dimensional databases. authors: laks v. s. lakshmanan , marc gyssens. venue: vldb. year: 1997", "productB": "title: a region splitting strategy for physical database design of multidimensional file organizations. authors: jong-hak lee , young-koo lee , kyu-young whang , il-yeol song. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: modeling skewed distribution using multifractals and the ` 80-20 ' law. authors: abraham silberschatz , christos faloutsos , yossi matias. venue: vldb. year: 1996", "productB": "title: modeling skewed distribution using multifractals and the ` 80-20 ' law. authors: christos faloutsos , yossi matias , abraham silberschatz. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: are quorums an alternative for data replication ?. authors: bettina kemme , ricardo jim\u00e9nez-peris , marta pati\u00f1o-mart\u00ednez , gustavo alonso. venue: acm trans . database syst .. year: 2003", "productB": "title: data replication for mobile computers. authors: yixiu huang , prasad sistla , ouri wolfson. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: on random sampling over joins. authors: vivek r. narasayya , surajit chaudhuri , rajeev motwani. venue: sigmod conference. year: 1999", "productB": "title: on random sampling over joins. authors: surajit chaudhuri , rajeev motwani , vivek narasayya. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: continually evaluating similarity-based pattern queries on a streaming time series. authors: like gao , xiaoyang sean wang. venue: sigmod conference. year: 2002", "productB": "title: continually evaluating similarity-based pattern queries on a streaming time series. authors: like gao , x. sean wang. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: concurrency and recovery in generalized search trees. authors: c. mohan , joseph m. hellerstein , marcel kornacker. venue: sigmod conference. year: 1997", "productB": "title: concurrency and recovery in generalized search trees. authors: marcel kornacker , c. mohan , joseph m. hellerstein. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: bounded ignorance : a technique for increasing concurrency in a replicated system. authors: arthur j. bernstein , narayanan krishnakumar. venue: acm trans . database syst .. year: 1994", "productB": "title: bounded ignorance : a technique for increasing concurrency in a replicated system. authors: narayanan krishnakumar , arthur j. bernstein. venue: acm transactions on database systems ( tods ). year: 1994", "same": true}
{"productA": "title: multimedia streaming in large-scale sensor networks with mobile swarms. authors: mario gerla , kaixin xu. venue: sigmod record. year: 2003", "productB": "title: multimedia streaming in large-scale sensor networks with mobile swarms. authors: mario gerla , kaixin xu. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: local dimensionality reduction : a new approach to indexing high dimensional spaces. authors: kaushik chakrabarti , sharad mehrotra. venue: vldb. year: 2000", "productB": "title: locally adaptive dimensionality reduction for indexing large time series databases. authors: eamonn keogh , kaushik chakrabarti , michael pazzani , sharad mehrotra. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: probe , count , and classify : categorizing hidden web databases. authors: mehran sahami , panagiotis g. ipeirotis , luis gravano. venue: sigmod conference. year: 2001", "productB": "title: probe , count , and classify : categorizing hidden web databases. authors: panagiotis g. ipeirotis , luis gravano , mehran sahami. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: a monte carlo algorithm for fast projective clustering. authors: michael jones , pankaj k. agarwal , t. m. murali , cecilia magdalena procopiuc. venue: sigmod conference. year: 2002", "productB": "title: fast algorithms for projected clustering. authors: charu c. aggarwal , joel l. wolf , philip s. yu , cecilia procopiuc , jong soo park. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: solving satisfiability and implication problems in database systems. authors: sha guo , mark allen weiss , wei sun. venue: acm trans . database syst .. year: 1996", "productB": "title: a new approach to developing and implementing eager database replication protocols. authors: bettina kemme , gustavo alonso. venue: acm transactions on database systems ( tods ). year: 2000", "same": false}
{"productA": "title: a novel index supporting high volume data warehouse insertion. authors: anindya datta , chris jermaine , edward omiecinski. venue: vldb. year: 1999", "productB": "title: curio : a novel solution for efficient storage and indexing in data warehouses. authors: anindya datta , krithi ramamritham , helen m. thomas. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: curio : a novel solution for efficient storage and indexing in data warehouses. authors: helen m. thomas , krithi ramamritham , anindya datta. venue: vldb. year: 1999", "productB": "title: curio : a novel solution for efficient storage and indexing in data warehouses. authors: anindya datta , krithi ramamritham , helen m. thomas. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: an active functionality service for e-business applications. authors: mariano cilia , alejandro p. buchmann. venue: sigmod record. year: 2002", "productB": "title: unbundling active functionality. authors: stella gatziu , arne koschel , g ü nter von b ü ltzingsloewen , hans fritschi. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: online scaling in a highly available database. authors: svein erik bratsberg , rune humborstad. venue: vldb. year: 2001", "productB": "title: online scaling in a highly available database. authors: svein erik bratsberg , rune humborstad. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: a new passenger support system for public transport using mobile database access. authors: koichi goto , yahiko kambayashi. venue: vldb. year: 2002", "productB": "title: integration of electronic tickets and personal guide system for public transport using mobile terminals. authors: koichi goto , yahiko kambayashi. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: the ecobase project : database and web technologies for environmental information systems. authors: asterio k. tanaka , patrick valduriez. venue: sigmod record. year: 2001", "productB": "title: semantic integration of environmental models for application to global information systems and decision-making. authors: d. scott mackay. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: semantic integration of environmental models for application to global information systems and decision-making. authors: d. scott mackay. venue: sigmod record. year: 1999", "productB": "title: semantic integration of environmental models for application to global information systems and decision-making. authors: d. scott mackay. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: xrank : ranked keyword search over xml documents. authors: feng shao , lin guo , chavdar botev , jayavel shanmugasundaram. venue: sigmod conference. year: 2003", "productB": "title: xrank : ranked keyword search over xml documents. authors: lin guo , feng shao , chavdar botev , jayavel shanmugasundaram. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: distributing queries over low-power wireless sensor networks. authors: samuel madden , joseph m. hellerstein. venue: sigmod conference. year: 2002", "productB": "title: distributing queries over low-power wireless sensor networks. authors: samuel madden , joseph m. hellerstein. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: power efficient data gathering and aggregation in wireless sensor networks. authors: ibrahim korpeoglu , h\u00fcseyin \u00f6zg\u00fcr tan. venue: sigmod record. year: 2003", "productB": "title: distributing queries over low-power wireless sensor networks. authors: samuel madden , joseph m. hellerstein. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: object-oriented , rapid application development in a pc database environment. authors: fox development team. venue: sigmod conference. year: 1995", "productB": "title: object-oriented , rapid application development in a pc database environment. authors: corporate fox development team microsoft. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: efficient and effective clustering methods for spatial data mining. authors: raymond t. ng , jiawei han. venue: vldb. year: 1994", "productB": "title: efficient and effective clustering methods for spatial data mining. authors: raymond t. ng , jiawei han. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: a new join algorithm. authors: arnold charles meltzer , dong keun shin. venue: sigmod record. year: 1994", "productB": "title: a new join algorithm. authors: dong keun shin , arnold charles meltzer. venue: acm sigmod record. year: 1994", "same": true}
{"productA": "title: a scalable hash ripple join algorithm. authors: peter j. haas , jeffrey f. naughton , gang luo , curt ellmann. venue: sigmod conference. year: 2002", "productB": "title: a new join algorithm. authors: dong keun shin , arnold charles meltzer. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: join algorithm costs revisited. authors: kotagiri ramamohanarao , evan p. harris. venue: vldb j.. year: 1996", "productB": "title: a new join algorithm. authors: dong keun shin , arnold charles meltzer. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: book review column. authors: karl aberer. venue: sigmod record. year: 2002", "productB": "title: book review column. authors: karl aberer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: continuously adaptive continuous queries over streams. authors: samuel madden , mehul a. shah , vijayshankar raman , joseph m. hellerstein. venue: sigmod conference. year: 2002", "productB": "title: continuously adaptive continuous queries over streams. authors: samuel madden , mehul shah , joseph m. hellerstein , vijayshankar raman. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: concurrency and recovery for index trees. authors: david b. lomet , betty salzberg. venue: vldb j.. year: 1997", "productB": "title: the hb $ ^ \\ \\ pi $ - tree : a multi-attribute index supporting concurrency , recovery and node consolidation. authors: georgios evangelidis , david lomet , betty salzberg. venue: the vldb journal -- the international journal on very large data bases. year: 1997", "same": false}
{"productA": "title: cache conscious algorithms for relational query processing. authors: jeffrey f. naughton , ambuj shatdal , chander kant. venue: vldb. year: 1994", "productB": "title: control strategies for complex relational query processing in shared nothing systems. authors: lionel brunie , harald kosch. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: enabling dynamic content caching for database-driven web sites. authors: qiong luo , divyakant agrawal , wen-syan li , wang-pin hsiung , k. sel\u00e7uk candan. venue: sigmod conference. year: 2001", "productB": "title: enabling dynamic content caching for database-driven web sites. authors: k. sel ç uk candan , wen-syan li , qiong luo , wang-pin hsiung , divyakant agrawal. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: the zero-delay data warehouse : mobilizing heterogeneous databases. authors: eva k\u00fchn. venue: vldb. year: 2003", "productB": "title: mdm : a multiple-data model tool for the management of heterogeneous database schemes. authors: paolo atzeni , riccardo torlone. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: snowball : a prototype system for extracting relations from large text collections. authors: jeff pavel , luis gravano , aleksandr voskoboynik , eugene agichtein , viktoriya sokolova. venue: sigmod conference. year: 2001", "productB": "title: xtract : a system for extracting document type descriptors from xml documents. authors: minos garofalakis , aristides gionis , rajeev rastogi , s. seshadri , kyuseok shim. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: overview of the stanford real-time information processor ( strip ). authors: brad adelberg , ben kao , hector garcia-molina. venue: sigmod record. year: 1996", "productB": "title: overview of the stanford real-time information processor ( strip ). authors: brad adelberg , ben kao , hector garcia-molina. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: using taxonomy , discriminants , and signatures for navigating in text databases. authors: byron dom , rakesh agrawal , prabhakar raghavan , soumen chakrabarti. venue: vldb. year: 1997", "productB": "title: using taxonomy , discriminants , and signatures for navigating in text databases. authors: soumen chakrabarti , byron dom , rakesh agrawal , prabhakar raghavan. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: objectivity industrial exhibit. authors: objectivity. venue: vldb. year: 1998", "productB": "title: oracle industrial exhibit. authors: amy pogue. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: efficient similarity search for market basket data. authors: alexandros nanopoulos , yannis manolopoulos. venue: vldb j.. year: 2002", "productB": "title: efficient geometry-based similarity search of 3d spatial databases. authors: daniel a. keim. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: m-tree : an efficient access method for similarity search in metric spaces. authors: paolo ciaccia , pavel zezula , marco patella. venue: vldb. year: 1997", "productB": "title: efficient geometry-based similarity search of 3d spatial databases. authors: daniel a. keim. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: peer-to-peer research at stanford. authors: mayank bawa , sergio marti , sepandar d. kamvar , brian cooper , mario t. schlosser , neil daswani , qi sun , hector garcia-molina , arturo crespo , beverly yang , patrick vinograd , prasanna ganesan. venue: sigmod record. year: 2003", "productB": "title: peer-to-peer research at stanford. authors: mayank bawa , brian f. cooper , arturo crespo , neil daswani , prasanna ganesan , hector garcia-molina , sepandar kamvar , sergio marti , mario schlosser , qi sun , patrick vinograd , beverly yang. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: watermarking relational databases. authors: rakesh agrawal , jerry kiernan. venue: vldb. year: 2002", "productB": "title: information sharing across private databases. authors: rakesh agrawal , alexandre evfimievski , ramakrishnan srikant. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: indexing of now-relative spatio-bitemporal data. authors: simonas saltenis , christian s. jensen. venue: vldb j.. year: 2002", "productB": "title: r-tree based indexing of now-relative bitemporal data. authors: rasa bliujute , christian s. jensen , simonas saltenis , giedrius slivinskas. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: spatial indexing of high-dimensional data based on relative approximation. authors: shunsuke uemura , masatoshi yoshikawa , yasushi sakurai , haruhiko kojima. venue: vldb j.. year: 2002", "productB": "title: r-tree based indexing of now-relative bitemporal data. authors: rasa bliujute , christian s. jensen , simonas saltenis , giedrius slivinskas. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: e.piphany epicenter technology overview. authors: sridhar ramaswamy. venue: vldb. year: 2000", "productB": "title: an overview of repository technology. authors: philip a. bernstein , umeshwar dayal. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: the grid : an application of the semantic web. authors: carole a. goble , david de roure. venue: sigmod record. year: 2002", "productB": "title: agents , trust , and information access on the semantic web. authors: tim finin , anupam joshi. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: estimation of query-result distribution and its application in parallel-join load balancing. authors: viswanath poosala , yannis e. ioannidis. venue: vldb. year: 1996", "productB": "title: estimation of query-result distribution and its application in parallel-join load balancing. authors: viswanath poosala , yannis e. ioannidis. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: reminiscences on influential papers. authors: patrick valduriez , serge abiteboul , sophie cluet , kenneth a. ross , raghu ramakrishnan , guy m. lohman , david b. lomet , richard t. snodgrass , gultekin \u00f6zsoyoglu , michael j. franklin , timos k. sellis. venue: sigmod record. year: 1999", "productB": "title: influential papers. authors: ken ross. venue: acm sigmod record. year: 2003", "same": false}
{"productA": "title: small worlds : the dynamics of networks between order and randomness - book review. authors: jie wu. venue: sigmod record. year: 2002", "productB": "title: small worlds : the dynamics of networks between order and randomness. authors: jie wu , duncan j. watts. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: maintaining database consistency in presence of value dependencies in multidatabase systems. authors: mich\u00e8le cart , claire morpain , jean-fran\u00e7ois pons , jean ferri\u00e9. venue: sigmod conference. year: 1996", "productB": "title: highly concurrent cache consistency for indices in client-server database systems. authors: markos zaharioudakis , michael j. carey. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: issues in developing very large data warehouses. authors: vish jumani , lyman do , david van rossum , pamela drew , wei jin. venue: vldb. year: 1998", "productB": "title: issues in developing very large data warehouses. authors: lyman do , pamela drew , wei jin , vish jumani , david van rossum. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: eliminating fuzzy duplicates in data warehouses. authors: rohit ananthakrishna , venkatesh ganti , surajit chaudhuri. venue: vldb. year: 2002", "productB": "title: issues in developing very large data warehouses. authors: lyman do , pamela drew , wei jin , vish jumani , david van rossum. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: application of oodb and sgml techniques in text database : an electronic dictionary system. authors: jian zhang. venue: sigmod record. year: 1995", "productB": "title: application of oodb and sgml techniques in text database : an electronic dictionary system. authors: jian zhang. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: fundamental techniques for order optimization. authors: eugene j. shekita , david e. simmen , timothy malkemus. venue: sigmod conference. year: 1996", "productB": "title: the onion technique : indexing for linear optimization queries. authors: yuan-chi chang , lawrence bergman , vittorio castelli , chung-sheng li , ming-ling lo , john r. smith. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: a comparative study of alternative middle tier caching solutions to support dynamic web content acceleration. authors: anindya datta , kaushik dutta , helen m. thomas , debra e. vandermeer , krithi ramamritham , dan fishman. venue: vldb. year: 2001", "productB": "title: a comparative study of alternative middle tier caching solutions to support dynamic web content acceleration. authors: anindya datta , kaushik dutta , helen m. thomas , debra e. vandermeer , krithi ramamritham , dan fishman. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: exact : an extensible approach to active object-oriented databases. authors: arturo jaime , oscar d\u00edaz. venue: vldb j.. year: 1997", "productB": "title: databases and transaction processing : an application-oriented approach. authors: philip m. lewis , arthur bernstein , michael kifer. venue: acm sigmod record. year: 2002", "same": false}
{"productA": "title: interviso : dealing with the complexity of federated database access. authors: edward maros , darrel j. van buer , marjorie templeton , herbert henley. venue: vldb j.. year: 1995", "productB": "title: practical issues with commercial use of federated databases. authors: jim kleewein. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: biodiversity informatics infrastructure : an information commons for the biodiversity community. authors: barbara t. bauldock , gladys a. cotter. venue: vldb. year: 2000", "productB": "title: research directions in biodiversity informatics. authors: john l. schnase. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: biodiversity informatics infrastructure : an information commons for the biodiversity community. authors: barbara t. bauldock , gladys a. cotter. venue: vldb. year: 2000", "productB": "title: biodiversity informatics infrastructure : an information commons for the biodiversity community. authors: gladys a. cotter , barbara t. bauldock. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: biodiversity informatics infrastructure : an information commons for the biodiversity community. authors: barbara t. bauldock , gladys a. cotter. venue: vldb. year: 2000", "productB": "title: work and information practices in the sciences of biodiversity. authors: geoffrey c. bowker. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: spatial indexing of high-dimensional data based on relative approximation. authors: shunsuke uemura , masatoshi yoshikawa , yasushi sakurai , haruhiko kojima. venue: vldb j.. year: 2002", "productB": "title: indexing of now-relative spatio-bitemporal data. authors: simonas Š altenis , christian s. jensen. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: clustering validity checking methods : part ii. authors: michalis vazirgiannis , maria halkidi , yannis batistakis. venue: sigmod record. year: 2002", "productB": "title: clustering validity checking methods : part ii. authors: maria halkidi , yannis batistakis , michalis vazirgiannis. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: order-of-magnitude advantage of tpc-c though massive parallelism. authors: charles levine. venue: sigmod conference. year: 1995", "productB": "title: order-of-magnitude advantage on tpc-c through massive parallelism. authors: charles levine. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: the spiffi scalable video-on-demand system. authors: craig s. freedman , david j. dewitt. venue: sigmod conference. year: 1995", "productB": "title: dynamic buffer allocation in video-on-demand systems. authors: sang-ho lee , kyu-young whang , yang-sae moon , il-yeol song. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: clustering by pattern similarity in large data sets. authors: haixun wang , wei wang , philip s. yu , jiong yang. venue: sigmod conference. year: 2002", "productB": "title: clustering by pattern similarity in large data sets. authors: haixun wang , wei wang , jiong yang , philip s. yu. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: demonstration : enabling scalable online personalization on the web. authors: debra e. vandermeer , krithi ramamritham , anindya datta , kaushik dutta , helen m. thomas. venue: vldb. year: 2000", "productB": "title: demonstration : enabling scalable online personalization on the web. authors: kaushik dutta , anindya datta , debra e. vandermeer , krithi ramamritham , helen m. thomas. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: an architecture to support scalable online personalization on the web. authors: kaushik dutta , debra e. vandermeer , krithi ramamritham , anindya datta , shamkant b. navathe. venue: vldb j.. year: 2001", "productB": "title: demonstration : enabling scalable online personalization on the web. authors: kaushik dutta , anindya datta , debra e. vandermeer , krithi ramamritham , helen m. thomas. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: report on the 4th international conference on mobile data management. authors: panos k. chrysanthis , arkady b. zaslavsky , morris sloman. venue: sigmod record. year: 2003", "productB": "title: report on the second ieee metadata conference ( metadata ' 97 ). authors: ron musick , chris miller. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: report on the 4th international conference on mobile data management. authors: panos k. chrysanthis , arkady b. zaslavsky , morris sloman. venue: sigmod record. year: 2003", "productB": "title: report on the fourth international conference on flexible query answering systems ( fqas 2000 ). authors: patrick bosc , amihai motro , gabriella pasi. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: adaptive multi-stage distance join processing. authors: sukho lee , bongki moon , hyoseop shin. venue: sigmod conference. year: 2000", "productB": "title: adaptive multi-stage distance join processing. authors: hyoseop shin , bongki moon , sukho lee. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: implementing xquery. authors: paul cotton. venue: sigmod conference. year: 2002", "productB": "title: implementing deletion in b + - trees. authors: jan jannink. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: `` honey , i shrunk the dbms '' : footprint , mobility , and beyond ( panel ). authors: praveen seshadri. venue: sigmod conference. year: 1999", "productB": "title: honey , i shrunk the database : footprint , mobility , and beyond. authors: praveen seshadri. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: dual-buffering strategies in object bases. authors: alfons kemper , donald kossmann. venue: vldb. year: 1994", "productB": "title: dual-buffering strategies in object bases. authors: alfons kemper , donald kossmann. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: on the semantics of `` now '' in databases. authors: christian s. jensen , tom\u00e1s isakowitz , richard t. snodgrass , curtis e. dyreson , james clifford. venue: acm trans . database syst .. year: 1997", "productB": "title: on the issue of valid time ( s ) in temporal databases. authors: stavros kokkotos , efstathios v. ioannidis , themis panayiotopoulos , constantine d. spyropoulos. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: pbir - perception-based image retrieval. authors: lihyuarn l. chang , edward y. chang , tim cheng. venue: sigmod conference. year: 2001", "productB": "title: pbir - perception-based image retrieval. authors: edward chang , kwang-ting cheng , lihyuarn l. chang. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: niagaracq : a scalable continuous query system for internet databases. authors: yuan wang , feng tian , david j. dewitt , jianjun chen. venue: sigmod conference. year: 2000", "productB": "title: ariadne : a system for constructing mediators for internet sources. authors: jos é luis ambite , naveen ashish , greg barish , craig a. knoblock , steven minton , pragnesh j. modi , ion muslea , andrew philpot , sheila tejada. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: implementing lazy database updates for an object database system. authors: fabrizio ferrandina , thorsten meyer , roberto zicari. venue: vldb. year: 1994", "productB": "title: on efficiently implementing schemasql on an sql database system. authors: laks v. s. lakshmanan , fereidoon sadri , subbu n. subramanian. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: on parallel execution of multiple pipelined hash joins. authors: philip s. yu , hui-i hsiao , ming-syan chen. venue: sigmod conference. year: 1994", "productB": "title: on parallel execution of multiple pipelined hash joins. authors: hui-i hsiao , ming-syan chen , philip s. yu. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: tcp-d - the challenges , issues and results. authors: ramesh bhashyam. venue: sigmod record. year: 1996", "productB": "title: tpc-d : the challenges , issues and results. authors: ramesh bhashyam. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: a one-pass algorithm for accurately estimating quantiles for disk-resident data. authors: khaled alsabti , vineet singh , sanjay ranka. venue: vldb. year: 1997", "productB": "title: a one-pass algorithm for accurately estimating quantiles for disk-resident data. authors: khaled alsabti , sanjay ranka , vineet singh. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: dblearn : a system prototype for knowledge discovery in relational databases. authors: yue huang , yandong cai , yongjian fu , nick cercone , jiawei han. venue: sigmod conference. year: 1994", "productB": "title: dna-miner : a system prototype for mining dna sequences. authors: jiawei han , hasan jamil , ying lu , liangyou chen , yaqin liao , jian pei. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: dblearn : a system prototype for knowledge discovery in relational databases. authors: yue huang , yandong cai , yongjian fu , nick cercone , jiawei han. venue: sigmod conference. year: 1994", "productB": "title: complex relationships and knowledge discovery support in the infoquilt system. authors: a. sheth , s. thacker , s. patel. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: contrast plots and p-sphere trees : space vs. time in nearest neighbour searches. authors: jonathan goldstein , raghu ramakrishnan. venue: vldb. year: 2000", "productB": "title: contrast plots and p-sphere trees : space vs. time in nearest neighbour searches. authors: jonathan goldstein , raghu ramakrishnan. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: data modelling in the large. authors: martin bertram. venue: sigmod record. year: 1994", "productB": "title: data modeling of time-based media. authors: simon gibbs , christian breiteneder , dennis tsichritzis. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: providing database migration tools - a practicioner 's approach. authors: andreas meier. venue: vldb. year: 1995", "productB": "title: database de-centralization - a practical approach. authors: tor didriksen , c é sar a. galindo-legaria , eirik dahle. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: unpacking the semantics of source and usage to perform semantic reconciliation in large-scale information systems. authors: ken smith , leo obrst. venue: sigmod record. year: 1999", "productB": "title: unpacking the semantics of source and usage to perform semantic reconciliation in large-scale information systems. authors: ken smith , leo obrst. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: efficient optimistic concurrency control using loosely synchronized clocks. authors: barbara liskov , atul adya , robert gruber , umesh maheshwari. venue: sigmod conference. year: 1995", "productB": "title: efficient concurrency control in multidimensional access methods. authors: kaushik chakrabarti , sharad mehrotra. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: on the discovery of interesting patterns in association rules. authors: sridhar ramaswamy , sameer mahajan , abraham silberschatz. venue: vldb. year: 1998", "productB": "title: using unknowns to prevent discovery of association rules. authors: y ü cel saygin , vassilios s. verykios , chris clifton. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: analysis of predictive spatio-temporal queries. authors: dimitris papadias , jimeng sun , yufei tao. venue: acm trans . database syst .. year: 2003", "productB": "title: comparative analysis of five xml query languages. authors: angela bonifati , stefano ceri. venue: acm sigmod record. year: 2000", "same": false}
{"productA": "title: sleepers and workaholics : caching strategies in mobile environments. authors: tomasz imielinski , daniel barbar\u00e1. venue: vldb j.. year: 1995", "productB": "title: sleepers and workaholics : caching strategies in mobile environments. authors: daniel barbar á , tomasz imieli ń ski. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: guest editorial. authors: yannis e. ioannidis , raghu ramakrishnan , philip a. bernstein. venue: vldb j.. year: 2003", "productB": "title: guest editorial. authors: paolo atzeni , alberto o. mendelzon. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editorial. authors: paolo atzeni , alberto o. mendelzon. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: coordinating backup/recovery and data consistency between database and file systems. authors: c. mohan , inderpal narang , suparna bhattacharya , karen brannon , hui-i hsiao , mahadevan subramanian. venue: sigmod conference. year: 2002", "productB": "title: coordinating backup/recovery and data consistency between database and file systems. authors: suparna bhattacharya , c. mohan , karen w. brannon , inderpal narang , hui-i hsiao , mahadevan subramanian. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: a new method for similarity indexing of market basket data. authors: joel l. wolf , charu c. aggarwal , philip s. yu. venue: sigmod conference. year: 1999", "productB": "title: a new method for similarity indexing of market basket data. authors: charu c. aggarwal , joel l. wolf , philip s. yu. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: query processing techniques for multiversion access methods. authors: jochen van den bercken , bernhard seeger. venue: vldb. year: 1996", "productB": "title: query processing techniques for multiversion access methods. authors: jochen van den bercken , bernhard seeger. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: query processing techniques for arrays. authors: kenneth salem , arunprasad p. marathe. venue: sigmod conference. year: 1999", "productB": "title: query processing techniques for multiversion access methods. authors: jochen van den bercken , bernhard seeger. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: query processing techniques for multiversion access methods. authors: jochen van den bercken , bernhard seeger. venue: vldb. year: 1996", "productB": "title: query execution techniques for caching expensive methods. authors: joseph m. hellerstein , jeffrey f. naughton. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: the myriad federated database prototype. authors: k. mediratta , ee-peng lim , j. stenoien , s. musukula , jaideep srivastava , h.-r . yang , d. clements , m. ganesh , san-yih hwang. venue: sigmod conference. year: 1994", "productB": "title: the oasis multidatabase prototype. authors: mark roantree , john murphy , wilhelm hasselbring. venue: acm sigmod record. year: 1999", "same": false}
{"productA": "title: similarity based retrieval of pictures using indices on spatial relationships. authors: chengwen liu , a. prasad sistla , clement t. yu , king liu. venue: vldb. year: 1995", "productB": "title: similarity based retrieval of pictures using indices on spatial relationships. authors: a. prasad sistla , clement t. yu , chengwen liu , king liu. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: real-time database - similarity semantics and resource scheduling. authors: tei-wei kuo , aloysius k. mok. venue: sigmod record. year: 1996", "productB": "title: real-time database - similarity and resource scheduling. authors: tei-wei kuo , aloysius k. mok. venue: acm sigmod record. year: 1996", "same": true}
{"productA": "title: combining multi-visual features for efficient indexing in a large image database. authors: quan z. sheng , anne h. h. ngu , ron lei , du q. huynh. venue: vldb j.. year: 2001", "productB": "title: cmvf : a novel dimension reduction scheme for efficient indexing in a large image database. authors: jialie shen , anne h. h. ngu , john shepherd , du q. huynh , quan z. sheng. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: curio : a novel solution for efficient storage and indexing in data warehouses. authors: helen m. thomas , krithi ramamritham , anindya datta. venue: vldb. year: 1999", "productB": "title: cmvf : a novel dimension reduction scheme for efficient indexing in a large image database. authors: jialie shen , anne h. h. ngu , john shepherd , du q. huynh , quan z. sheng. venue: international conference on management of data. year: 2003", "same": false}
{"productA": "title: a data mining application : customes retention at the port of singapore authority ( psa ). authors: kiansing ng , huan liu , hweebong kwah. venue: sigmod conference. year: 1998", "productB": "title: a data mining application : customer retention at the port of singapore authority ( psa ). authors: kiansing ng , huan liu , hweebong kwah. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: dynamic load balancing for parallel association rule mining on heterogenous pc cluster systems. authors: masahisa tamura , masaru kitsuregawa. venue: vldb. year: 1999", "productB": "title: dynamic load balancing for parallel association rule mining on heterogenous pc cluster systems. authors: masahisa tamura , masaru kitsuregawa. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: a language for manipulating arrays. authors: arunprasad p. marathe , kenneth salem. venue: vldb. year: 1997", "productB": "title: a language for manipulating arrays. authors: arunprasad p. marathe , kenneth salem. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: an authorization system for digital libraries. authors: ugo capuozzo , elena ferrari , vijayalakshmi atluri , elisa bertino , nabil r. adam. venue: vldb j.. year: 2002", "productB": "title: an authorization system for digital libraries. authors: e. ferrari , n.r. adam , v. atluri , e. bertino , u. capuozzo. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": true}
{"productA": "title: an automated system for web portal personalization. authors: philip s. yu , charu c. aggarwal. venue: vldb. year: 2002", "productB": "title: an authorization system for digital libraries. authors: e. ferrari , n.r. adam , v. atluri , e. bertino , u. capuozzo. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: an authorization system for digital libraries. authors: ugo capuozzo , elena ferrari , vijayalakshmi atluri , elisa bertino , nabil r. adam. venue: vldb j.. year: 2002", "productB": "title: towards knowledge-based digital libraries. authors: ling feng , marfred a. jeusfeld , jeroen hoppenbrouwers. venue: acm sigmod record. year: 2001", "same": false}
{"productA": "title: guest editor 's introduction. authors: robert meersman , amit p. sheth. venue: sigmod record. year: 2002", "productB": "title: guest editorial. authors: amr el abbadi , gunter schlageter , kyu-young whang. venue: the vldb journal -- the international journal on very large data bases. year: 2001", "same": false}
{"productA": "title: secure and portable database extensibility. authors: tobias mayr , thorsten von eicken , michael w. godfrey , praveen seshadri. venue: sigmod conference. year: 1998", "productB": "title: secure and portable database extensibility. authors: michael godfrey , tobias mayr , praveen seshadri , thorsten von eicken. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: query by diagram : a graphical environment for querying databases. authors: giuseppe santucci , tiziana catarci. venue: sigmod conference. year: 1994", "productB": "title: graphdb : modeling and querying graphs in databases. authors: ralf hartmut g ü ting. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: on spatially partitioned temporal join. authors: beng chin ooi , kian-lee tan , hongjun lu. venue: vldb. year: 1994", "productB": "title: partition based spatial-merge join. authors: jignesh m. patel , david j. dewitt. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: quorum consensus in nested transaction systems. authors: kenneth j. goldman , nancy a. lynch. venue: acm trans . database syst .. year: 1994", "productB": "title: quorum consensus in nested-transaction systems. authors: kenneth j. goldman , nancy lynch. venue: acm transactions on database systems ( tods ). year: 1994", "same": true}
{"productA": "title: dtl 's dataspot : database exploration using plain language. authors: gadi entin , shai geva , shaul dar , eran palmon. venue: vldb. year: 1998", "productB": "title: dtl 's dataspot : database exploration as easy as browsing the web .... authors: shaul dar , gadi entin , shai geva , eran palmon. venue: international conference on management of data. year: 1998", "same": false}
{"productA": "title: dtl 's dataspot : database exploration as easy as browsing the web. authors: gadi entin , shai geva , eran palmon , shaul dar. venue: sigmod conference. year: 1998", "productB": "title: dtl 's dataspot : database exploration as easy as browsing the web .... authors: shaul dar , gadi entin , shai geva , eran palmon. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: sql multimedia and application packages ( sql/mm ). authors: jim melton , andrew eisenberg. venue: sigmod record. year: 2001", "productB": "title: sql multimedia and application packages ( sql/mm ). authors: jim melton , andrew eisenberg. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: finding hierarchical heavy hitters in data streams. authors: graham cormode , flip korn , s. muthukrishnan , divesh srivastava. venue: vldb. year: 2003", "productB": "title: comparing hierarchical data in external memory. authors: sudarshan s. chawathe. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: on relational support for xml publishing : beyond sorting and tagging. authors: raghav kaushik , jeffrey f. naughton , surajit chaudhuri. venue: sigmod conference. year: 2003", "productB": "title: on relational support for xml publishing : beyond sorting and tagging. authors: surajit chaudhuri , raghav kaushik , jeffrey f. naughton. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: database buffer size investigation for oltp workloads ( experience paper ). authors: thin-fong tsuei , allan packer , keng-tai ko. venue: sigmod conference. year: 1997", "productB": "title: database buffer size investigation for oltp workloads. authors: thin-fong tsuei , allan n. packer , keng-tai ko. venue: international conference on management of data. year: 1997", "same": true}
{"productA": "title: a framework for providing consistent and recoverable agent-based access to heterogeneous in mobile databases. authors: bharat k. bhargava , evaggelia pitoura. venue: sigmod record. year: 1995", "productB": "title: a framework for providing consistent and recoverable agent-based access to heterogeneous mobile databases. authors: evaggelia pitoura , bharat bhargava. venue: acm sigmod record. year: 1995", "same": true}
{"productA": "title: watchman : a data warehouse intelligent cache manager. authors: peter scheuermann , radek vingralek , junho shim. venue: vldb. year: 1996", "productB": "title: dynamat : a dynamic view management system for data warehouses. authors: yannis kotidis , nick roussopoulos. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: data page layouts for relational databases on deep memory hierarchies. authors: david j. dewitt , mark d. hill , anastassia ailamaki. venue: vldb j.. year: 2002", "productB": "title: data page layouts for relational databases on deep memory hierarchies. authors: anastassia ailamaki , david j. dewitt , mark d. hill. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": true}
{"productA": "title: in-context peer-to-peer information filtering on the web. authors: aris m. ouksel. venue: sigmod record. year: 2003", "productB": "title: in-context peer-to-peer information filtering on the web. authors: aris m. ouksel. venue: acm sigmod record. year: 2003", "same": true}
{"productA": "title: temporal coalescing with now , granularity , and incomplete information. authors: curtis e. dyreson. venue: sigmod conference. year: 2003", "productB": "title: temporal coalescing with now granularity , and incomplete information. authors: curtis e. dyreson. venue: international conference on management of data. year: 2003", "same": true}
{"productA": "title: on the academic interview circuit : an end-to-end discussion. authors: ugur \u00e7etintemel. venue: sigmod record. year: 2001", "productB": "title: on the academic interview circuit : an end-to-end discussion. authors: u ğ ur Ç etintemel. venue: acm sigmod record. year: 2001", "same": true}
{"productA": "title: odmg-93 : a standard for object-oriented dbmss. authors: r. g. g. cattell. venue: sigmod conference. year: 1994", "productB": "title: object-oriented extensions in sql3 : a status report. authors: krishna g. kulkarni. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: adapting materialized views after redefinitions. authors: ashish gupta , inderpal singh mumick , kenneth a. ross. venue: sigmod conference. year: 1995", "productB": "title: materialized views in oracle. authors: randall g. bello , karl dias , alan downing , james j. feenan , jr. , james l. finnerty , william d. norcott , harry sun , andrew witkowski , mohamed ziauddin. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: efficient computation of iceberg cubes with complex measures. authors: guozhu dong , jian pei , jiawei han , ke wang. venue: sigmod conference. year: 2001", "productB": "title: iceberg-cube computation with pc clusters. authors: raymond t. ng , alan wagner , yu yin. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: fast parallel similarity search in multimedia databases. authors: christian b\u00f6hm , bernhard braunm\u00fcller , hans-peter kriegel , daniel a. keim , stefan berchtold. venue: sigmod conference. year: 1997", "productB": "title: fast similarity search in the presence of noise , scaling , and translation in time-series databases. authors: rakesh agrawal , king-ip lin , harpreet s. sawhney , kyuseok shim. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: supporting periodic authorizations and temporal reasoning in database access control. authors: elena ferrari , pierangela samarati , claudio bettini , elisa bertino. venue: vldb. year: 1996", "productB": "title: spatial and temporal content-based access to hypervideo databases. authors: haitao jiang , ahmed k. elmagarmid. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: collaborative analytical processing - dream or reality ? ( panel abstract ). authors: goetz graefe , william o'connell , andrew witkowski. venue: vldb. year: 2001", "productB": "title: collaborative analytical processing - dream or reality ? ( panel abstract ). authors: william o'connell , andrew witkowski , goetz graefe. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: transactional client-server cache consistency : alternatives and performance. authors: michael j. franklin , michael j. carey , miron livny. venue: acm trans . database syst .. year: 1997", "productB": "title: transaction chopping : algorithms and performance studies. authors: dennis shasha , francois llirbat , eric simon , patrick valduriez. venue: acm transactions on database systems ( tods ). year: 1995", "same": false}
{"productA": "title: a database approach to quality of service specification in video databases. authors: mohand-said hacid , elisa bertino , ahmed k. elmagarmid. venue: sigmod record. year: 2003", "productB": "title: a product specification database for visual prototyping. authors: kazutoshi sumiya , kouichi yasutake , hirohiko tanaka , norio sanada , yoshihiko imai. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: architecture of oracle parallel server. authors: d. butler , boris klots , roger bamford , n. macnaughton. venue: vldb. year: 1998", "productB": "title: the oracle universal server buffer. authors: william bridge , ashok joshi , m. keihl , tirthankar lahiri , juan loaiza , n. macnaughton. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: semantic data caching and replacement. authors: bj\u00f6rn \u00fe\u00f3r j\u00f3nsson , shaul dar , divesh srivastava , michael tan , michael j. franklin. venue: vldb. year: 1996", "productB": "title: semantic data caching and replacement. authors: shaul dar , michael j. franklin , bj ö rn Þ ó r j ó nsson , divesh srivastava , michael tan. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: efficient integration and aggregation of historical information. authors: amr el abbadi , mirek riedewald , divyakant agrawal. venue: sigmod conference. year: 2002", "productB": "title: eager aggregation and lazy aggregation. authors: weipeng p. yan , per - Å ke larson. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: scientific olap for the biotech domain. authors: nam huyn. venue: vldb. year: 2001", "productB": "title: scientific olap for the biotech domain. authors: nam huyn. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: of objects and databases : a decade of turmoil. authors: david j. dewitt , michael j. carey. venue: vldb. year: 1996", "productB": "title: text databases : a survey of text models and systems. authors: arjan loeffen. venue: acm sigmod record. year: 1994", "same": false}
{"productA": "title: database design with common sense business reasoning and learning. authors: debabrata dey , roger h. l. chiang , shankar sundaresan , robert c. goldstein , veda c. storey. venue: acm trans . database syst .. year: 1997", "productB": "title: database design with common sense business reasoning and learning. authors: veda c. storey , roger h. l. chiang , debabrata dey , robert c. goldstein , shankar sudaresan. venue: acm transactions on database systems ( tods ). year: 1997", "same": true}
{"productA": "title: emc information sharing : direct access to mvs data from unix and nt. authors: walt kohler. venue: sigmod conference. year: 1999", "productB": "title: emc information sharing : direct access to mvs data from unix and nt. authors: walt kohler. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: xml repository and active views demonstration. authors: bruno tessier , am\u00e9lie marian , brendan hills , sophie cluet , jean-claude mamou , bernd amann , anne-marie vercoustre , fr\u00e9d\u00e9ric hubert , vincent aguilera , laurent mignet , serge abiteboul , s\u00e9bastien ailleret , tova milo , cassio souza dos santos. venue: vldb. year: 1999", "productB": "title: xml repository and active views demonstration. authors: serge abiteboul , vincent aguilera , s é bastien ailleret , bernd amann , sophie cluet , brendan hills , fr é d é ric hubert , jean-claude mamou , am é lie marian , laurent mignet , tova milo , cassio souza dos santos , bruno tessier , anne-marie vercoustre. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: a probabilistic relational model and algebra. authors: debabrata dey , sumit sarkar. venue: acm trans . database syst .. year: 1996", "productB": "title: a probabilistic relational model and algebra. authors: debabrata dey , sumit sarkar. venue: acm transactions on database systems ( tods ). year: 1996", "same": true}
{"productA": "title: a complete temporal relational algebra. authors: debabrata dey , veda c. storey , terence m. barron. venue: vldb j.. year: 1996", "productB": "title: a complete temporal relational algebra. authors: debabrata dey , terence m. barron , veda c. storey. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: optimization algorithms for exploiting the parallelism-communication tradeoff in pipelined parallelism. authors: waqar hasan , rajeev motwani. venue: vldb. year: 1994", "productB": "title: optimization algorithms for exploiting the parallelism-communication tradeoff in pipelined parallelism. authors: waqar hasan , rajeev motwani. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: a general solution of the n-dimensional b-tree problem. authors: michael freeston. venue: sigmod conference. year: 1995", "productB": "title: a general solution of the n-dimensional b-tree problem. authors: michael freeston. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: the impress ddt : a database design toolbox based on a formal specification language. authors: jacek skowronek , maurice van keulen , jan flokstra. venue: sigmod conference. year: 1994", "productB": "title: the impress ddt : a database design toolbox based on a formal specification language. authors: jan flokstra , maurice van keulen , jacek skowronek. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: clustering categorical data : an approach based on dynamical systems. authors: prabhakar raghavan , david gibson , jon m. kleinberg. venue: vldb. year: 1998", "productB": "title: wavecluster : a wavelet-based clustering approach for spatial data in very large databases. authors: gholamhosein sheikholeslami , surojit chatterjee , aidong zhang. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: agora : living with xml and relational. authors: daniela florescu , donald kossmann , dan olteanu , ioana manolescu , florian xhumari. venue: vldb. year: 2000", "productB": "title: agora : living with xml and relational. authors: ioana manolescu , daniela florescu , donald kossmann , florian xhumari , dan olteanu. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: ptool : a scalable persistent object manager. authors: xiao qin , robert l. grossman. venue: sigmod conference. year: 1994", "productB": "title: ptool : a light weight persistent object manager. authors: r. l. grossman , d. hanley , x. qin. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: the garlic project. authors: manish arya , mary tork roth , laura m. haas , joachim thomas ii , michael j. carey , edward l. wimmers , peter m. schwarz , william f. cody , ronald fagin. venue: sigmod conference. year: 1996", "productB": "title: the garlic project. authors: m. tork roth , m. arya , l. haas , m. carey , w. cody , r. fagin , p. schwarz , j. thomas , e. wimmers. venue: international conference on management of data. year: 1996", "same": true}
{"productA": "title: the evolution of the web and implications for an incremental crawler. authors: junghoo cho , hector garcia-molina. venue: vldb. year: 2000", "productB": "title: the changing landscape of the software industry and its implications for india. authors: umang gupta. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: roadrunner : automatic data extraction from data-intensive web sites. authors: giansalvatore mecca , valter crescenzi , paolo merialdo. venue: sigmod conference. year: 2002", "productB": "title: roadrunner : towards automatic data extraction from large web sites. authors: valter crescenzi , giansalvatore mecca , paolo merialdo. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: dynamic buffer allocation in video-on-demand systems. authors: kyu-young whang , yang-sae moon , il-yeol song , sang ho lee. venue: sigmod conference. year: 2001", "productB": "title: the spiffi scalable video-on-demand system. authors: craig s. freedman , david j. dewitt. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: data bubbles : quality preserving performance boosting for hierarchical clustering. authors: j\u00f6rg sander , hans-peter kriegel , peer kr\u00f6ger , markus m. breunig. venue: sigmod conference. year: 2001", "productB": "title: data bubbles : quality preserving performance boosting for hierarchical clustering. authors: markus m. breunig , hans-peter kriegel , peer kr ö ger , j ö rg sander. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: to weave the web. authors: paolo merialdo , giansalvatore mecca , paolo atzeni. venue: vldb. year: 1997", "productB": "title: to weave the web. authors: paolo atzeni , giansalvatore mecca , paolo merialdo. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: the lotus notes storage system. authors: kenneth moore. venue: sigmod conference. year: 1995", "productB": "title: the lotus notes storage system. authors: kenneth moore. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: the montage extensible datablade achitecture. authors: michael ubell. venue: sigmod conference. year: 1994", "productB": "title: the montage extensible datablade architecture. authors: michael ubell. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: lots o ' ticks : real-time high performance time series queries on billions of trades and quotes. authors: arthur t. whitney , dennis shasha. venue: sigmod conference. year: 2001", "productB": "title: lots o'ticks : real time high performance time series queries on billions of trades and quotes. authors: arthur whitney , dennis shasha. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: design and implementation of advanced knowledge processing in the kdms krisys ( demonstration description ). authors: stefan de\u00dfloch , joachim thomas , nelson mendon\u00e7a mattos. venue: sigmod conference. year: 1995", "productB": "title: advanced data processing in krisys : modeling concepts , implementation techniques , and client/server issues. authors: stefan de ß loch , theo h ä rder , nelson mattos , bernhard mitschang , joachim thomas. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: db2 common server : technology , progress , & directions. authors: bruce g. lindsay. venue: vldb. year: 1995", "productB": "title: db2 common server : technology , progress , & ; directions. authors: bruce g. lindsay. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: s. sudarshan , prasan roy , abraham silberschatz , s. seshadri , srinivas ashwin. venue: vldb. year: 1997", "productB": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: srinivas ashwin , prasan roy , s. seshadri , abraham silberschatz , s. sudarshan. venue: very large data bases. year: 1997", "same": true}
{"productA": "title: garbage collection in object-oriented databases using transactional cyclic reference counting. authors: s. sudarshan , prasan roy , abraham silberschatz , srinivas ashwin , s. seshadri. venue: vldb j.. year: 1998", "productB": "title: garbage collection in object oriented databases using transactional cyclic reference counting. authors: srinivas ashwin , prasan roy , s. seshadri , abraham silberschatz , s. sudarshan. venue: very large data bases. year: 1997", "same": false}
{"productA": "title: synchronizing a database to improve freshness. authors: junghoo cho , hector garcia-molina. venue: sigmod conference. year: 2000", "productB": "title: update propagation strategies to improve freshness in lazy master replicated databases. authors: esther pacitti , eric simon. venue: the vldb journal -- the international journal on very large data bases. year: 2000", "same": false}
{"productA": "title: research perspectives for time series management systems. authors: duri schmidt , angelika kotz dittrich , werner dreyer. venue: sigmod record. year: 1994", "productB": "title: using the calanda time series management system. authors: werner dreyer , angelika kotz dittrich , duri schmidt. venue: international conference on management of data. year: 1995", "same": false}
{"productA": "title: picodbms : scaling down database techniques for the smartcard. authors: patrick valduriez , philippe pucheral , christophe bobineau , luc bouganim. venue: vldb j.. year: 2001", "productB": "title: picodmbs : scaling down database techniques for the smartcard. authors: christophe bobineau , luc bouganim , philippe pucheral , patrick valduriez. venue: very large data bases. year: 2000", "same": false}
{"productA": "title: estimating page fetches for index scans with finite lru buffers. authors: k. bernhard schiefer , arun n. swami. venue: vldb j.. year: 1995", "productB": "title: estimating page fetches for index scans with finite lru buffers. authors: arun swami , k. bernhard schiefer. venue: international conference on management of data. year: 1994", "same": false}
{"productA": "title: watermarking relational data : framework , algorithms and analysis. authors: peter j. haas , rakesh agrawal , jerry kiernan. venue: vldb j.. year: 2003", "productB": "title: watermarking relational data : framework , algorithms and analysis. authors: rakesh agrawal , peter j. haas , jerry kiernan. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": true}
{"productA": "title: an overview of db2 parallel edition. authors: walter g. wilson , ambuj goyal , sriram padmanabhan , gilles fecteau , anant jhingran , chaitanya k. baru , hui-i hsiao. venue: sigmod conference. year: 1995", "productB": "title: extracting large data sets using db2 parallel edition. authors: sriram padmanabhan. venue: very large data bases. year: 1996", "same": false}
{"productA": "title: discovering all most specific sentences. authors: sanjeev saluja , hannu toivonen , roni khardon , heikki mannila , ram sewak sharm , dimitrios gunopulos. venue: acm trans . database syst .. year: 2003", "productB": "title: discovering all most specific sentences. authors: dimitrios gunopulos , roni khardon , heikki mannila , sanjeev saluja , hannu toivonen , ram sewak sharma. venue: acm transactions on database systems ( tods ). year: 2003", "same": true}
{"productA": "title: data integration in the large : the challenge of reuse. authors: leonard j. seligman , arnon rosenthal. venue: vldb. year: 1994", "productB": "title: data integration in the large : the challenge of reuse. authors: arnon rosenthal , leonard j. seligman. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: decision tables : scalable classification exploring rdbms capabilities. authors: hongyan liu , hongjun lu. venue: vldb. year: 2000", "productB": "title: decision tables : scalable classification exploring rdbms capabilities. authors: hongjun lu , hongyan liu. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: flexible and scalable digital library search. authors: peter m. g. apers , milan petkovic , roelof van zwol , menzo windhouwer , henk ernst blok , martin l. kersten , willem jonker. venue: vldb. year: 2001", "productB": "title: flexible and scalable digital library search. authors: henk ernst blok , menzo windhouwer , roelof van zwol , milan petkovic , peter m. g. apers , martin l. kersten , willem jonker. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: a quantitative analysis and performance study for similarity-search methods in high-dimensional spaces. authors: stephen blott , roger weber , hans-j\u00f6rg schek. venue: vldb. year: 1998", "productB": "title: a quantitative analysis and performance study for similarity-search methods in high-dimensional spaces. authors: roger weber , hans-j ö rg schek , stephen blott. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: tools and transformations - rigorous and otherwise - for practical database design. authors: david s. reiner , arnon rosenthal. venue: acm trans . database syst .. year: 1994", "productB": "title: tools and transformations-rigorous and otherwise-for practical database design. authors: arnon rosenthal , david reiner. venue: acm transactions on database systems ( tods ). year: 1994", "same": true}
{"productA": "title: object-oriented features of db2 client/server. authors: hamid pirahesh. venue: sigmod conference. year: 1994", "productB": "title: object-oriented features of db2 client/server. authors: hamid pirahesh. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: from browsing to interacting : dbms support for responive websites ( abstract ). authors: raghu ramakrishnan. venue: sigmod conference. year: 2000", "productB": "title: from browsing to interacting : dbms support for responsive websites. authors: raghu ramakrishnan. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: high-performance and scalability through application tier,in-memory data management. authors: ?. venue: vldb. year: 2000", "productB": "title: high-performance and scalability through application tier,in-memory data management. authors: nan. venue: very large data bases. year: 2000", "same": true}
{"productA": "title: the new locking , logging , and recovery architecture of microsoft sql server 7.0. authors: david campbell. venue: vldb. year: 1999", "productB": "title: the new locking , logging , and recovery architecture of microsoft sql server 7.0. authors: david campbell. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: indexing medium-dimensionality data in oracle. authors: jayant sharma , kothuri venkata ravi kanth , jay banerjee , siva ravada. venue: sigmod conference. year: 1999", "productB": "title: indexing images in oracle8i. authors: melliyal annamalai , rajiv chopra , samuel defazio , susan mavris. venue: international conference on management of data. year: 2000", "same": false}
{"productA": "title: performance of future database systems : bottlenecks and bonananzas. authors: chaitanya k. baru. venue: vldb. year: 1996", "productB": "title: performance of future database systems : bottlenecks and bonananzas. authors: chaitanya k. baru. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: datablitz storage manager : main memory database performance for critical applications. authors: p. p. s. narayan , s. sudarshan , s. gogate , j. miller , abraham silberschatz , c. gupta , jerry baulier , m. wilder , henry f. korth , peter mcilroy , s. haldar , s. seshadri , philip bohannon , c. wei , a. khivesera , s. joshi , rajeev rastogi , m. nemeth. venue: sigmod conference. year: 1999", "productB": "title: storhouse metanoia - new applications for database , storage & ; data warehousing. authors: felipe cari ñ o , jr. , pekka kostamaa , art kaufmann , john burgess. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: querying and mining data streams : you only get one look. authors: minos n. garofalakis , johannes gehrke. venue: vldb. year: 2002", "productB": "title: querying and mining data streams : you only get one look a tutorial. authors: minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": false}
{"productA": "title: querying and mining data streams : you only get one look a tutorial. authors: minos n. garofalakis , rajeev rastogi , johannes gehrke. venue: sigmod conference. year: 2002", "productB": "title: querying and mining data streams : you only get one look a tutorial. authors: minos garofalakis , johannes gehrke , rajeev rastogi. venue: international conference on management of data. year: 2002", "same": true}
{"productA": "title: optimizing queries using materialized views : a practical , scalable solution. authors: per-\u00e5ke larson , jonathan goldstein. venue: sigmod conference. year: 2001", "productB": "title: optimizing queries using materialized views : a practical , scalable solution. authors: jonathan goldstein , per - Å ke larson. venue: international conference on management of data. year: 2001", "same": true}
{"productA": "title: v-trees - a storage method for long vector data. authors: maur\u00edcio r. mediano , marcelo dreux , marco a. casanova. venue: vldb. year: 1994", "productB": "title: v-trees - a storage method for long vector data. authors: maur ì cio r. mediano , marco a. casanova , marcelo dreux. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: in-memory data management for consumer transactions the times-ten approach. authors: times-ten team. venue: sigmod conference. year: 1999", "productB": "title: in-memory data management for consumer transactions the timesten approach. authors: corporate timesten team. venue: international conference on management of data. year: 1999", "same": true}
{"productA": "title: efficient filtering of xml documents with xpath expressions. authors: rajeev rastogi , pascal felber , chee yong chan , minos n. garofalakis. venue: vldb j.. year: 2002", "productB": "title: efficient filtering of xml documents with xpath expressions. authors: c.-y . chan , p. felber , m. garofalakis , r. rastogi. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": true}
{"productA": "title: querying shapes of histories. authors: mohamed za\u00eft , giuseppe psaila , edward l. wimmers , rakesh agrawal. venue: vldb. year: 1995", "productB": "title: querying shapes of histories. authors: rakesh agrawal , giuseppe psaila , edward l. wimmers , mohamed za ï t. venue: very large data bases. year: 1995", "same": true}
{"productA": "title: prospector : a content-based multimedia server for massively parallel architectures. authors: g. linderman , alexandros biliris , h. chen , k. ganapathi , euthimios panagos , s. choo , david schrader , william o'connell. venue: sigmod conference. year: 1996", "productB": "title: a teradata content-based multimedia object manager for massively parallel architectures. authors: w. o'connell , i. t. ieong , d. schrader , c. watson , g. au , a. biliris , s. choo , p. colin , g. linderman , e. panagos , j. wang , t. walter. venue: international conference on management of data. year: 1996", "same": false}
{"productA": "title: using versions in update transactions : application to integrity checking. authors: dimitri tombroff , eric simon , fran\u00e7ois llirbat. venue: vldb. year: 1997", "productB": "title: maintenance of implication integrity constraints under updates to constraints. authors: naci s. ishakbeyoglu , z. meral ozsoyoglu. venue: the vldb journal -- the international journal on very large data bases. year: 1998", "same": false}
{"productA": "title: public : a decision tree classifier that integrates building and pruning. authors: kyuseok shim , rajeev rastogi. venue: vldb. year: 1998", "productB": "title: public : a decision tree classifier that integrates building and pruning. authors: rajeev rastogi , kyuseok shim. venue: very large data bases. year: 1998", "same": true}
{"productA": "title: an early look at xquery. authors: andrew eisenberg , jim melton. venue: sigmod record. year: 2002", "productB": "title: an early look at xquery. authors: andrew eisenberg , jim melton. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: parallelising oodbms traversals : a performance evaluation. authors: jeffrey f. naughton , john c. shafer , david j. dewitt , shivakumar venkataraman. venue: vldb j.. year: 1996", "productB": "title: parallelizing oodbms traversals : a performance evaluation. authors: david j. de witt , jeffrey f. naughton , john c. shafer , shivakumar venkataraman. venue: the vldb journal -- the international journal on very large data bases. year: 1996", "same": true}
{"productA": "title: turbo-charging vertical mining of large databases. authors: jayant r. haritsa , devavrat shah , s. sudarshan , pradeep shenoy , mayank bawa , gaurav bhalotia. venue: sigmod conference. year: 2000", "productB": "title: towards on-line analytical mining in large databases. authors: jiawei han. venue: acm sigmod record. year: 1998", "same": false}
{"productA": "title: supporting procedural constructs in sql compilers. authors: nelson mendon\u00e7a mattos. venue: vldb. year: 1996", "productB": "title: supporting procedural constructs in sql compilers. authors: nelson mendon ç a mattos. venue: very large data bases. year: 1996", "same": true}
{"productA": "title: learning to match ontologies on the semantic web. authors: jayant madhavan , robin dhamankar , alon y. halevy , pedro domingos , anhai doan. venue: vldb j.. year: 2003", "productB": "title: composing web services on the semantic web. authors: brahim medjahed , athman bouguettaya , ahmed k. elmagarmid. venue: the vldb journal -- the international journal on very large data bases. year: 2003", "same": false}
{"productA": "title: fault tolerant design of multimedia servers. authors: richard r. muntz , leana golubchik , steven berson. venue: sigmod conference. year: 1995", "productB": "title: fault tolerant design of multimedia servers. authors: steven berson , leana golubchik , richard r. muntz. venue: international conference on management of data. year: 1995", "same": true}
{"productA": "title: a conceptual architecture for semantic web enabled web services. authors: dieter fensel , alexander maedche , christoph bussler. venue: sigmod record. year: 2002", "productB": "title: a layered architecture for querying dynamic web content. authors: hasan davulcu , juliana freire , michael kifer , i. v. ramakrishnan. venue: international conference on management of data. year: 1999", "same": false}
{"productA": "title: a prototype content-based retrieval system that uses virtual images to save space. authors: leonard brown , le gruenwald. venue: vldb. year: 2001", "productB": "title: semcog : an object-based image retrieval system and its visual query interface. authors: wen-syan li , k. sel ç uk candan , kyoji hirata , yoshinori hara. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: the oracle universal server buffer. authors: ashok joshi , n. macnaughton , juan loaiza , m. keihl , tirthankar lahiri , william bridge. venue: vldb. year: 1997", "productB": "title: architecture of oracle parallel server. authors: roger bamford , d. butler , boris klots , n. macnaughton. venue: very large data bases. year: 1998", "same": false}
{"productA": "title: what can hierarchies do for data warehouses ?. authors: laks v. s. lakshmanan , h. v. jagadish , divesh srivastava. venue: vldb. year: 1999", "productB": "title: what can hierarchies do for data warehouses ?. authors: h. v. jagadish , laks v. s. lakshmanan , divesh srivastava. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: on multi-resolution document transmission in mobile web. authors: stanley m. t. yau , antonio si , dennis mcleod , hong va leong. venue: sigmod record. year: 1999", "productB": "title: on mutli-resolution document transmission in mobile web. authors: stanley m. t. yau , hong va leong , dennis mcleod , antonio si. venue: acm sigmod record. year: 1999", "same": true}
{"productA": "title: data compression support in databases. authors: david wilhite , balakrishna r. iyer. venue: vldb. year: 1994", "productB": "title: data compression support in databases. authors: balakrishna r. iyer , david wilhite. venue: very large data bases. year: 1994", "same": true}
{"productA": "title: timber : a native system for querying xml. authors: laks v. s. lakshmanan , stelios paparizos , nuwee wiwatwattana , cong yu , jignesh m. patel , h. v. jagadish , andrew nierman , divesh srivastava , adriane chapman , yuqing wu , shurug al-khalifa. venue: sigmod conference. year: 2003", "productB": "title: timber : a native xml database. authors: h. v. jagadish , s. al-khalifa , a. chapman , l. v. s. lakshmanan , a. nierman , s. paparizos , j. m. patel , d. srivastava , n. wiwatwattana , y. wu , c. yu. venue: the vldb journal -- the international journal on very large data bases. year: 2002", "same": false}
{"productA": "title: analyzing quantitative databases : image is everything. authors: reuven kashi , nathan s. netanyahu , amihood amir. venue: vldb. year: 2001", "productB": "title: analyzing quantitative databases : image is everything. authors: amihood amir , reuven kashi , nathan s. netanyahu. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: algebraic change propagation for semijoin and outerjoin queries. authors: timothy griffin , bharat kumar. venue: sigmod record. year: 1998", "productB": "title: algebraic change propagation for semijoin and outerjoin queries. authors: timothy griffin , bharat kumar. venue: acm sigmod record. year: 1998", "same": true}
{"productA": "title: announcements from nsf , nasa , and elsewhere. authors: xiaolei qian. venue: sigmod record. year: 1994", "productB": "title: turmoil at nasa , and numerous funding announcements. authors: xiaolei qian. venue: acm sigmod record. year: 1995", "same": false}
{"productA": "title: estimating alphanumeric selectivity in the presence of wildcards. authors: balakrishna r. iyer , jeffrey scott vitter , p. krishnan. venue: sigmod conference. year: 1996", "productB": "title: estimating the selectivity of xml path expressions for internet scale applications. authors: ashraf aboulnaga , alaa r. alameldeen , jeffrey f. naughton. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: space-efficient online computation of quantile summaries. authors: sanjeev khanna , michael greenwald. venue: sigmod conference. year: 2001", "productB": "title: efficient progressive skyline computation. authors: kian-lee tan , pin-kwang eng , beng chin ooi. venue: very large data bases. year: 2001", "same": false}
{"productA": "title: catching the boat with strudel : experiences with a web-site management system. authors: jaewoo kang , dan suciu , alon y. levy , daniela florescu , mary f. fernandez. venue: sigmod conference. year: 1998", "productB": "title: catching the boat with strudel : experiences with a web-site management system. authors: mary fern á ndez , daniela florescu , jaewoo kang , alon levy , dan suciu. venue: international conference on management of data. year: 1998", "same": true}
{"productA": "title: efficient retrieval of similar shapes. authors: davood rafiei , alberto o. mendelzon. venue: vldb j.. year: 2002", "productB": "title: efficient and tumble similar set retrieval. authors: aristides gionis , dimitrios gunopulos , nick koudas. venue: international conference on management of data. year: 2001", "same": false}
{"productA": "title: an axiomatic model of dynamic schema evolution in objectbase systems. authors: m. tamer \u00f6zsu , randal j. peters. venue: acm trans . database syst .. year: 1997", "productB": "title: schema and database evolution in the o2 object database system. authors: fabrizio ferrandina , thorsten meyer , roberto zicari , guy ferran , jo ë lle madec. venue: very large data bases. year: 1995", "same": false}
{"productA": "title: performance measurements of tertiary storage devices. authors: ethan l. miller , theodore johnson. venue: vldb. year: 1998", "productB": "title: dali : a high performance main memory storage manager. authors: h. v. jagadish , daniel f. lieuwen , rajeev rastogi , abraham silberschatz , s. sudarshan. venue: very large data bases. year: 1994", "same": false}
{"productA": "title: warlock : a data allocation tool for parallel warehouses. authors: thomas st\u00f6hr , erhard rahm. venue: vldb. year: 2001", "productB": "title: warlock : a data allocation tool for parallel warehouses. authors: thomas st ö hr , erhard rahm. venue: very large data bases. year: 2001", "same": true}
{"productA": "title: self-organizing data sharing communities with sagres. authors: igor tatarinov , wai tak theodora yeung , shiori betzler , jing su , jayant madhavan , rachel pottinger , alon y. levy , ewa jaslikowska , stefan saroiu , qiong chen , zachary g. ives. venue: sigmod conference. year: 2000", "productB": "title: self-organizing data sharing communities with sagres. authors: zachary ives , alon levy , jayant madhavan , rachel pottinger , stefan saroiu , igor tatarinov , shiori betzler , qiong chen , ewa jaslikowska , jing su , wai tak theodora yeung. venue: international conference on management of data. year: 2000", "same": true}
{"productA": "title: report on dart ' 96 : databases : active and real-time ( concepts meet practice ). authors: nandit soparkar , krithi ramamritham. venue: sigmod record. year: 1997", "productB": "title: workshop report : the first international workshop on active and real-time database systems ( artdb-95 ). authors: mikael berndtsson , j ö rgen hansson. venue: acm sigmod record. year: 1996", "same": false}
{"productA": "title: practical predicate placement. authors: joseph m. hellerstein. venue: sigmod conference. year: 1994", "productB": "title: practical predicate placement. authors: joseph m. hellerstein. venue: international conference on management of data. year: 1994", "same": true}
{"productA": "title: information translation , mediation , and mosaic-based browsing in the tsimmis system. authors: yannis papakonstantinou , joachim hammer , jennifer widom , jeffrey d. ullman , hector garcia-molina , kelly ireland. venue: sigmod conference. year: 1995", "productB": "title: template-based wrappers in the tsimmis system. authors: joachim hammer , h é ctor garc í a-molina , svetlozar nestorov , ramana yerneni , marcus breunig , vasilis vassalos. venue: international conference on management of data. year: 1997", "same": false}
{"productA": "title: title , preface to the special issue on persistent object systems. authors: ?. venue: vldb j.. year: 1995", "productB": "title: special issue on persistent object systems. authors: nan. venue: the vldb journal -- the international journal on very large data bases. year: 1995", "same": true}
{"productA": "title: hyper-programming in java. authors: graham n. c. kirby , ronald morrison , evangelos zirintsis. venue: vldb. year: 1999", "productB": "title: hyper-programming in java. authors: evangelos zirintsis , graham n. c. kirby , ronald morrison. venue: very large data bases. year: 1999", "same": true}
{"productA": "title: online dynamic reordering. authors: bhaskaran raman , joseph m. hellerstein , vijayshankar raman. venue: vldb j.. year: 2000", "productB": "title: online dynamic reordering for interactive data processing. authors: vijayshankar raman , bhaskaran raman , joseph m. hellerstein. venue: very large data bases. year: 1999", "same": false}
{"productA": "title: why i like working in academia. authors: richard t. snodgrass. venue: sigmod record. year: 2002", "productB": "title: why i like working in academia. authors: richard thomas snodgrass. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: conceptual model of web service reputation. authors: munindar p. singh , e. michael maximilien. venue: sigmod record. year: 2002", "productB": "title: conceptual model of web service reputation. authors: e. michael maximilien , munindar p. singh. venue: acm sigmod record. year: 2002", "same": true}
{"productA": "title: improving performance with bulk-inserts in oracle r-trees. authors: ning an , siva ravada , kothuri venkata ravi kanth. venue: vldb. year: 2003", "productB": "title: improving index performance through prefetching. authors: shimin chen , phillip b. gibbons , todd c. mowry. venue: international conference on management of data. year: 2001", "same": false}