Improving Query Answering over DL-Lite Ontologies.
Riccardo RosatiAlessandro AlmatelliPublished in: KR (2010)
Keyphrases
- dl lite
- query answering
- description logics
- data exchange
- data complexity
- conjunctive queries
- answering queries
- conjunctive query answering
- integrity constraints
- incomplete information
- query rewriting
- data integration
- inconsistent databases
- ontology based data access
- unions of conjunctive queries
- datalog programs
- first order logic
- transitive roles
- artificial intelligence
- tight complexity bounds
- reasoning tasks
- schema mappings
- data management
- special case
- computational complexity