Expressiveness and Complexity of Bidirectional Constraints for Data Exchange.
Marcelo ArenasGabriel DiéguezJorge PérezPublished in: AMW (2014)
Keyphrases
- data exchange
- conp complete
- query answering
- data integration
- inclusion dependencies
- schema mappings
- xml data exchange
- data management
- tuple generating dependencies
- conjunctive queries
- integrity constraints
- computational complexity
- issues arise
- databases
- constraint programming
- data model
- database schema
- database systems
- lingua franca
- high level specifications