VLDB'04 - DEMO GROUP 2: DISTRIBUTED DATABASES Efficient Constraint Processing for Highly Personalized Location Based Services Zhengdao Xu Hans-Arno Jacobsen LH*RS: A Highly Available Distributed Storage System Witold Litwin Rim Moussa Thomas Schwarz A-ToPSS: A Publish/Subscribe System Supporting Imperfect Information Processing Haifeng Liu Hans-Arno Jacobsen Queries and Updates in the coDB Peer to Peer Database System Enrico Franconi Gabriel M. Kuper Andrei Lopatenko Ilya Zaihrayeu An Electronic Patient Record ``on Steroids'': Distributed, Peer-to-Peer, Secure and Privacy-conscious Serge Abiteboul Bogdan Alexe Omar Benjelloun Bogdan Cautis Irini Fundulaki Tova Milo Arnaud Sahuguet Return to VLDB'04 Sessions ©2005 Association for Computing Machinery