Editorial Board
Editorʼs foreword
On the equivalence of distributed systems with queries and communication
The language of plain SO-tgds: Composition, inversion and structural properties
Solutions in XML data exchange
On simplification of schema mappings
Capturing model-based ontology evolution at the instance level: The case of DL-Lite
On the aggregation problem for synthesized Web services
Expressiveness and static analysis of extended conjunctive regular path queries
Simplifying XML Schema: Single-type approximations of regular tree languages
Semantic query optimization in the presence of types
A dichotomy in the complexity of counting database repairs
Tractable counting of the answers to conjunctive queries
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