Matching dependencies with arbitrary attribute values: semantics, query answering and integrity constraints.
Jaffer GardeziLeopoldo E. BertossiIluju KiringaPublished in: LID (2011)
Keyphrases
- query answering
- integrity constraints
- attribute values
- inclusion dependencies
- inconsistent databases
- tuple generating dependencies
- query answers
- data integration systems
- null values
- conjunctive queries
- query containment
- deductive databases
- answering queries
- data complexity
- consistent query answering
- database schema
- functional dependencies
- query rewriting
- xml documents
- datalog programs
- source schema
- dl lite
- consistent answers
- stable models
- xml schema
- data integration
- logic programming
- target schema