title: sideway value algebra for object-relational databases 2002. authors: z. meral özsoyoglu , gultekin özsoyoglu , abdullah al-hamdani , özgür ulusoy , selma ayse özel , ismail sengör altingövde. venue: vldb. year: nan
title: bulk-loading techniques for object databases and an application to relational data very large data bases 1998. authors: sihem amer-yahia , sophie cluet , claude delobel. venue: nan. year: nan