Minimizing View Sets without Losing Query-Answering Power.
Chen LiMayank BawaJeffrey D. UllmanPublished in: ICDT (2001)
Keyphrases
- query answering
- data exchange
- integrity constraints
- conjunctive queries
- answering queries
- data complexity
- incomplete information
- data integration systems
- data integration
- inconsistent databases
- query rewriting
- schema mappings
- ontology based data access
- regular path queries
- datalog programs
- metadata
- dynamic environments
- data management
- data analysis
- database systems
- query relaxation
- databases