A Deductive Approach to Hypothetical Query Answering.
Fangqing DongLaks V. S. LakshmananPublished in: ILPS (1993)
Keyphrases
- query answering
- data exchange
- integrity constraints
- data complexity
- data integration
- incomplete information
- conjunctive queries
- answering queries
- data integration systems
- query rewriting
- inconsistent databases
- object oriented
- schema mappings
- data sets
- dl lite
- end users
- databases
- data management
- query answers
- database
- transitive roles