Matching dependencies: semantics and query answering.
Jaffer GardeziLeopoldo E. BertossiIluju KiringaPublished in: Frontiers Comput. Sci. (2012)
Keyphrases
- query answering
- inconsistent databases
- data exchange
- tuple generating dependencies
- schema mappings
- data integration systems
- query containment
- data complexity
- open world
- integrity constraints
- query answers
- conjunctive queries
- incomplete information
- data integration
- answering queries
- matching algorithm
- pattern matching
- consistent query answering
- formal semantics
- datalog programs
- query rewriting
- target schema
- inclusion dependencies
- logic programming
- operational semantics
- knowledge management