Query Rewriting in Horn-SHIQ.
Despoina TrivelaGiorgos StoilosAlexandros ChortarasGiorgos B. StamouPublished in: Description Logics (2015)
Keyphrases
- query rewriting
- description logics
- query answering
- query optimization
- np hard
- conjunctive queries
- data complexity
- spatial databases
- data integration
- xml queries
- xpath queries
- query execution
- dl lite
- complex queries
- cost model
- incomplete information
- tree patterns
- data exchange
- query result
- query language
- query containment
- multi dimensional
- database systems
- data sources
- response time