Approximate Boolean + Ranking Query Answering Using Wavelets.
Youngdae KimSeung-won HwangPublished in: WAIM (2008)
Keyphrases
- query answering
- data exchange
- integrity constraints
- answering queries
- conjunctive queries
- data complexity
- data integration
- incomplete information
- data integration systems
- query rewriting
- inconsistent databases
- boolean functions
- query containment
- efficient computation
- datalog programs
- schema mappings
- knowledge base
- probabilistic databases
- ontology languages
- dl lite
- query answers
- consistent query answering
- tuple generating dependencies