Rewriting Ontological Queries into Small Nonrecursive Datalog Programs.
Georg GottlobThomas SchwentickPublished in: Description Logics (2011)
Keyphrases
- datalog programs
- recursive queries
- datalog queries
- magic sets
- conjunctive queries
- magic sets transformation
- query answering
- inconsistent databases
- query containment
- query evaluation
- deductive databases
- fixpoint
- data complexity
- query rewriting
- query language
- query answers
- query processing
- logic programs
- database
- database queries
- range queries
- response time
- data integration
- logic programming
- regular path queries
- object oriented
- databases