Datalog as a Lingua Franca for Provenance Querying and Reasoning.
Saumen C. DeySven KöhlerShawn BowersBertram LudäscherPublished in: TaPP (2012)
Keyphrases
- query language
- lingua franca
- ontology based data access
- expressive power
- query answering
- knowledge representation
- databases
- data exchange
- deductive databases
- metadata
- knowledge base
- database
- provenance information
- integrity constraints
- rdf graphs
- logic programming
- query processing
- relational databases
- conjunctive queries
- transitive closure