Query Rewriting for Ontology-Mediated Conditional Answers.
Medina AndreselMagdalena OrtizMantas SimkusPublished in: AAAI (2020)
Keyphrases
- query rewriting
- ontology based data access
- query answering
- conjunctive queries
- query optimization
- spatial databases
- xml queries
- domain ontology
- knowledge base
- query execution
- dl lite
- semantic information
- tree patterns
- data exchange
- xpath queries
- complex queries
- query result
- data integration
- knowledge representation
- relational data
- data representation