Optimizing SPARQL Query Answering over OWL Ontologies.
Ilianna KolliaBirte GlimmPublished in: CoRR (2014)
Keyphrases
- query answering
- owl ontologies
- data integration
- data exchange
- ontology languages
- query rewriting
- database schema
- data complexity
- integrity constraints
- incomplete information
- data model
- conjunctive queries
- description logics
- answering queries
- semantic annotation
- production rules
- semantic web
- domain ontology
- linked data
- knowledge base
- schema mappings
- query language
- databases
- query optimization
- normal form
- data management
- rdf data
- data sources
- dl lite
- np complete
- decision support
- knowledge representation
- expert systems