First-Order Query Rewriting for Inconsistent Databases.
Ariel FuxmanRenée J. MillerPublished in: ICDT (2005)
Keyphrases
- query rewriting
- inconsistent databases
- query answering
- unions of conjunctive queries
- conjunctive queries
- data exchange
- incomplete information
- integrity constraints
- first order logic
- data integration
- consistent answers
- answering queries
- data complexity
- dl lite
- datalog programs
- expressive power
- query containment
- query optimization
- schema mappings
- databases
- xml queries
- database