Random Query Answering with the Crowd.
Roberto De VirgilioAntonio MaccioniPublished in: J. Data Semant. (2016)
Keyphrases
- query answering
- data exchange
- integrity constraints
- data integration
- conjunctive queries
- data complexity
- incomplete information
- answering queries
- inconsistent databases
- query rewriting
- data integration systems
- schema mappings
- xml data exchange
- dl lite
- query containment
- ontology languages
- datalog programs
- data management
- query answers
- data model
- query relaxation
- query processing
- transitive roles
- ontology based data access
- knowledge base