title: bringing order to query optimization giedrius slivinskas , richard t. snodgrass , christian s. jensen sigmod record. authors: nan. venue: nan. year: 2002.0
title: outerjoin simplification and reordering for query optimization acm transactions on database systems ( tods ). authors: c &#233; sar galindo-legaria , arnon rosenthal. venue: nan. year: 1997.0