Preference-Based Query Answering in Probabilistic Datalog+/- Ontologies.
Thomas LukasiewiczMaria Vanina MartinezGerardo I. SimariOana Tifrea-MarciuskaPublished in: J. Data Semant. (2015)
Keyphrases
- query answering
- ontology based data access
- dl lite
- data exchange
- ontology languages
- integrity constraints
- data complexity
- conjunctive queries
- incomplete information
- data integration
- answering queries
- ontology mappings
- transitive roles
- knowledge base
- query rewriting
- probabilistic databases
- inconsistent databases
- datalog programs
- databases
- tuple generating dependencies
- query containment
- semantic web
- deductive databases
- uncertain data
- query answers
- schema mappings
- domain ontology
- data management
- special case
- data sets