Extended Query Answering Using Integrity Rules.
Barry G. T. LowdenJerome RobinsonPublished in: ISMIS (2000)
Keyphrases
- query answering
- integrity constraints
- data exchange
- conjunctive queries
- data complexity
- data integration
- answering queries
- tuple generating dependencies
- incomplete information
- query rewriting
- inconsistent databases
- query answers
- dl lite
- query relaxation
- schema mappings
- data management
- consistent query answering
- production rules
- closed world assumption
- data integration systems
- datalog programs
- databases
- association rules
- multi agent
- database systems