Query Rewriting Under Ontology Change.
Eleni TsalapatiGiorgos StoilosAlexandros ChortarasGiorgos StamouGeorge KoletsosPublished in: Comput. J. (2017)
Keyphrases
- query rewriting
- ontology based data access
- query answering
- query optimization
- conjunctive queries
- knowledge representation
- query execution
- spatial databases
- knowledge base
- data integration
- xpath queries
- xml queries
- domain ontology
- tree patterns
- response time
- heterogeneous data
- data exchange
- databases
- nearest neighbor
- data model
- query result
- computational complexity