20. PODS 2001: Santa Barbara, California, USA

Invited Talk

• Victor Vianu:
  A Web Odyssey: From Codd to XML.
  

Querying Web Data

• Anand Rajaraman, Jeffrey D. Ullman:
  Querying Websites Using Compact Skeletons.
  
• Trevor Jim, Dan Suciu:
  Dynamically Distributed Query Evaluation.
  
• Yaron Kanza, Yehoshua Sagiv:
  Flexible Queries Over Semistructured Data.
  

Queries / Optimization

• Christos H. Papadimitriou, Mihalis Yannakakis:
  Multiobjective Query Optimization.
  
• Nilesh N. Dalvi, Sumit K. Sanghai, Prasan Roy, S. Sudarshan:
  Pipelining in Multi-Query Optimization.
  
• Reza Sadri, Carlo Zaniolo, Amir M. Zarkesh, Jafar Adibi:
  Optimization of Sequence Queries in Database Systems.
  

Invited Tutorial 1

• Martin Grohe:
  The Parameterized Complexity of Database Queries. 82-92
  

Award Talks

• Kim S. Larsen:
  Relaxed Multi-Way Trees with Group Updates.
  
• Ronald Fagin, Amnon Lotem, Moni Naor:
  Optimal Aggregation Algorithms for Middleware.
  

XML

• Wenfei Fan, Leonid Libkin:
  On XML Integrity Constraints in the Presence of DTDs.
  
• Makoto Murata:
  Extended Path Expressions for XML.
  
• Noga Alon, Tova Milo, Frank Neven, Dan Suciu, Victor Vianu:
  XML with Data Values: Typechecking Revisited.
  

Partial Information

• Serge Abiteboul, Luc Segoufin, Victor Vianu:
  Representing and Querying XML with Incomplete Information.
  
• Alberto O. Mendelzon, George A. Mihaila:
  Querying Partially Sound and Complete Data Sources.
  
• Sanjeev Khanna, Wang Chiew Tan:
  On Computing Functions with Uncertainty.
  

Expressiveness / Complexity

• Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin:
  String Operations in Query Languages.
  
• Georg Gottlob, Nicola Leone, Francesco Scarcello:
  Robbers, Marshals, and Guards: Game Theoretic and Logical Characterizations of Hypertree Width.
  
• Jin-yi Cai, Venkatesan T. Chakaravarthy, Raghav Kaushik, Jeffrey F. Naughton:
  On the Complexity of Join Predicates.
  

Aggregates

• Sara Cohen, Werner Nutt, Yehoshua Sagiv:
  Equivalences among Aggregate Queries with Negation.
  
• Anna C. Gilbert, Yannis Kotidis, S. Muthukrishnan, Martin Strauss:
  Optimal and Approximate Computation of Summary Statistics for Range Aggregates.
  
• Donghui Zhang, Alexander Markowetz, Vassilis J. Tsotras, Dimitrios Gunopulos, Bernhard Seeger:
  Efficient Computation of Temporal Aggregates with Range Predicates.
  

Invited Tutorial 2

• Frank Thomson Leighton:
  The Challenges of Delivering Content on the Internet.
  

Data Mining

• Dakshi Agrawal, Charu C. Aggarwal:
  On the Design and Quantification of Privacy Preserving Data Mining Algorithms.
  
• Charu C. Aggarwal:
  On the Effects of Dimensionality Reduction on High Dimensional Similarity Search.
  
• Artur Bykowski, Christophe Rigotti:
  A condensed representation to find frequent patterns.
  

Indexing / Transactions

• Dimitris Achlioptas:
  Database-friendly random projections.
  
• Paolo Ferragina, Nick Koudas, S. Muthukrishnan, Divesh Srivastava:
  Two-dimensional Substring Indexing.
  
• Heiko Schuldt:
  Process Locking: A Protocol based on Ordered Shared Locks for the Execution of Transactional Processes.
  

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