Lifting integrity constraints in binary aggregation.
Umberto GrandiUlle EndrissPublished in: Artif. Intell. (2013)
Keyphrases
- integrity constraints
- deductive databases
- integrity checking
- functional dependencies
- database integrity
- database schema
- query answering
- constraint checking
- active rules
- schema integration
- inclusion dependencies
- consistent query answering
- xml documents
- active databases
- aggregation operators
- database transactions
- conjunctive queries
- aggregation functions