Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases.
Boris MotikRaphael VolzPublished in: KRDB (2003)
Keyphrases
- query answering
- transitive roles
- description logics
- dl lite
- conjunctive query answering
- datalog programs
- data exchange
- data complexity
- ontology languages
- conjunctive queries
- integrity constraints
- deductive databases
- answering queries
- incomplete information
- data integration
- query rewriting
- ontology based data access
- knowledge representation
- reasoning tasks
- knowledge base
- query evaluation
- regular path queries
- exptime complete
- double exponential
- owl ontologies
- inconsistent databases
- tuple generating dependencies
- schema mappings