Ask Friends for Help: A Collaborative Query Answering System.
Dominik PopowiczPiotr BródkaPrzemyslaw KazienkoMichal KozielskiPublished in: CDVE (2011)
Keyphrases
- query answering
- data exchange
- integrity constraints
- answering queries
- data integration
- conjunctive queries
- incomplete information
- data complexity
- query rewriting
- inconsistent databases
- schema mappings
- query answers
- data integration systems
- data management
- ontology based data access
- consistent query answering
- deductive databases
- regular path queries
- datalog programs
- databases
- query processing
- cooperative