Query Answering on Expressive Datalog+/- Ontologies.
Leopoldo E. BertossiAndrea CalìMostafa MilaniPublished in: AMW (2016)
Keyphrases
- query answering
- ontology based data access
- dl lite
- ontology languages
- tight complexity bounds
- data exchange
- data complexity
- incomplete information
- ontology mappings
- conjunctive queries
- answering queries
- integrity constraints
- complexity of query answering
- transitive roles
- datalog programs
- query rewriting
- data integration
- inconsistent databases
- domain ontology
- databases
- query answers
- semantic web
- owl dl
- regular path queries
- query containment
- unions of conjunctive queries
- description logics
- object oriented
- data mining