Query Extensions and Incremental Query Rewriting for OWL 2 QL Ontologies.
Tassos VenetisGiorgos StoilosGiorgos B. StamouPublished in: J. Data Semant. (2014)
Keyphrases
- query rewriting
- query answering
- ontology languages
- dl lite
- ontology based data access
- semantic web
- conjunctive queries
- query optimization
- query execution
- data complexity
- answering queries
- knowledge representation
- data integration
- knowledge base
- spatial databases
- xpath queries
- data exchange
- owl ontologies
- description logics
- query result
- view definitions
- query language
- tree patterns
- owl dl
- heterogeneous data
- query processing
- integrity constraints
- databases
- xml queries
- xml data
- response time
- complex queries
- query containment
- deep web
- database
- xml documents
- query evaluation
- keywords
- spatial data
- special case