Answering Conjunctive Queries with Inequalities.
Paraschos KoutrisTova MiloSudeepa RoyDan SuciuPublished in: CoRR (2014)
Keyphrases
- query processing
- conjunctive queries
- query evaluation
- query answering
- answering queries
- data exchange
- data complexity
- integrity constraints
- probabilistic databases
- query rewriting
- database systems
- query containment
- decision procedures
- deductive databases
- data integration
- schema mappings
- incomplete information
- datalog programs
- np complete
- queries using views
- relational databases
- containment of conjunctive queries
- inconsistent databases
- boolean expressions
- dl lite
- conjunctive regular path queries