Datalog Rewritings of Regular Path Queries using Views.
Nadime FrancisLuc SegoufinCristina SirangeloPublished in: ICDT (2014)
Keyphrases
- queries using views
- conjunctive queries
- query answering
- datalog programs
- tree patterns
- expressive power
- data complexity
- query language
- integrity constraints
- deductive databases
- aggregate queries
- query evaluation
- data exchange
- query containment
- logic programming
- data integration
- data model
- query rewriting
- relational algebra
- np complete
- object oriented
- special case