Table of contents : Front Matter....Pages - Model Checking for Database Theoreticians....Pages 1-16 The Design Space of Type Checkers for XML Transformation Languages....Pages 17-36 Semantics of Data Streams and Operators....Pages 37-52 Conjunctive Query Evaluation by Search Tree Revisited....Pages 53-67 Which XML Schemas Admit 1-Pass Preorder Typing?....Pages 68-82 The Pipelined Set Cover Problem....Pages 83-98 Well-Definedness and Semantic Type-Checking in the Nested Relational Calculus and XQuery....Pages 99-113 First Order Paths in Ordered Trees....Pages 114-128 An Abstract Framework for Generating Maximal Answers to Queries....Pages 129-143 Optimal Distributed Declustering Using Replication....Pages 144-157 When Is Nearest Neighbors Indexable?....Pages 158-172 Nonmaterialized Motion Information in Transport Networks....Pages 173-188 Algorithms for the Database Layout Problem....Pages 189-203 Approximately Dominating Representatives....Pages 204-214 On Horn Axiomatizations for Sequential Data....Pages 215-229 Privacy in Database Publishing....Pages 230-245 Anonymizing Tables....Pages 246-258 Authorization Views and Conditional Query Containment....Pages 259-273 PTIME Queries Revisited....Pages 274-288 Asymptotic Conditional Probabilities for Conjunctive Queries....Pages 289-305 Magic Sets and Their Application to Data Integration....Pages 306-320 View-Based Query Processing: On the Relationship Between Rewriting, Answering and Losslessness....Pages 321-336 First-Order Query Rewriting for Inconsistent Databases....Pages 337-351 Rewriting Queries Using Views with Access Patterns Under Integrity Constraints....Pages 352-367 Optimal Workload-Based Weighted Wavelet Synopses....Pages 368-382 Selecting and Using Views to Compute Aggregate Queries....Pages 383-397 Efficient Computation of Frequent and Top-k Elements in Data Streams....Pages 398-412 Back Matter....Pages -