Preference-based Inconsistency-Tolerant Query Answering under Existential Rules (Discussion Paper).
Marco CalauttiSergio GrecoCristian MolinaroIrina TrubitsynaPublished in: SEBD (2021)
Keyphrases
- query answering
- data exchange
- integrity constraints
- data complexity
- conjunctive queries
- data integration
- incomplete information
- ontology based data access
- answering queries
- query rewriting
- inconsistent databases
- tuple generating dependencies
- datalog programs
- dl lite
- data integration systems
- production rules
- query answers
- schema mappings
- query containment
- knowledge representation
- data sources
- expert systems
- consistent query answering
- computational complexity