Causes for query answers from databases: Datalog abduction, view-updates, and integrity constraints.
Leopoldo E. BertossiBabak SalimiPublished in: Int. J. Approx. Reason. (2017)
Keyphrases
- integrity constraints
- query answering
- query answers
- databases
- consistent answers
- inclusion dependencies
- inconsistent databases
- deductive databases
- conjunctive queries
- consistent query answering
- null values
- datalog programs
- functional dependencies
- data complexity
- query rewriting
- database
- data integration
- aggregate queries
- data exchange
- knowledge discovery
- data model
- xml documents
- query processing
- relational databases
- database systems
- data mining
- data sources