SIGMOD Sessions Perspective XML and Text Stream Query Processing I OLAP Data Security and Protection XML Indexing and Compression Join Algorithms Temporal Queries Meta-Data Management Statistics Stream Query Processing II Data Integration and Sharing I Similarity Queries I Data Integration and Sharing II Query Processing Formal Foundations Streaming XML Spatial and Nearest Neighbor Queries Sensor Databases XML Query Processing I Approximate Querying Monitoring Data Streams Similarity Queries II XML Query Processing II Web Services Server Technology Database Applications IR and Data Visualization Subscription Systems CRM and Query Optimization Online Analytic Processing P2P, Grid, Distributivity Caching Text Processing Stream and Sensor Processing XML Processing Potpourri Panels Tutorials ©2004 Association for Computing Machinery