Query answering exploiting structural properties.
Francesco ScarcelloPublished in: SIGMOD Rec. (2005)
Keyphrases
- structural properties
- query answering
- data exchange
- data integration
- integrity constraints
- data complexity
- incomplete information
- answering queries
- conjunctive queries
- query rewriting
- inconsistent databases
- data integration systems
- data analysis
- databases
- dl lite
- query relaxation
- schema mappings
- complex networks
- case study
- query containment
- query answers
- data sets