DPDJ - Issue 2, April 2000 Algorithms and Support for Horizontal Class Partitioning in Object-Oriented Databases Ladjel Bellatreche Kamalakar Karlapalem Ana Simonet Semantic Based Concurrency Control of Open Nested Transactions in Active Object Oriented Database Management Systems Prithwish Kangsabanik Rajib Mall Arun K. Majumdar OBSERVER: An Approach for Query Processing in Global Information Systems Based on Interoperation Across Pre-Existing Ontologies Eduardo Mena Arantza Illarramendi Vipul Kashyap Amit P. Sheth Return to DPDJ Volume 8 DiSC'01 Copyright ©2002 ACM Inc.