Multiphase Data Exchange in Distributed Logic-Algebraic Based Processing.
Leszek BorzemskiMariusz FrasPublished in: IEA/AIE (2008)
Keyphrases
- data exchange
- query answering
- data integration
- schema mappings
- data management
- heterogeneous data
- xml queries
- data sources
- logic programming
- conjunctive queries
- xml schema
- xml data exchange
- closed world
- modal logic
- data sets
- transitive closure
- heterogeneous data sources
- classical logic
- data model
- peer data management systems
- logical equivalence
- database systems