An Introduction to Ontology-Based Query Answering with Existential Rules.
Marie-Laure MugnierMichaël ThomazoPublished in: Reasoning Web (2014)
Keyphrases
- query answering
- data exchange
- conjunctive queries
- data complexity
- integrity constraints
- data integration
- tuple generating dependencies
- answering queries
- ontology based data access
- incomplete information
- inconsistent databases
- dl lite
- query rewriting
- datalog programs
- xml data exchange
- ontology languages
- schema mappings
- query answers
- multi agent
- knowledge base
- databases
- data sets