An Evolutionary Perspective on Approximate RDF Query Answering.
Christophe GuéretEyal OrenStefan SchlobachMartijn C. SchutPublished in: SUM (2008)
Keyphrases
- query answering
- data exchange
- data integration systems
- conjunctive queries
- data complexity
- incomplete information
- data integration
- integrity constraints
- answering queries
- ontology languages
- inconsistent databases
- dl lite
- knowledge base
- linked data
- query rewriting
- semantic web
- ontology mappings
- datalog programs
- data model
- regular path queries
- open world
- databases
- data sources
- query language
- query relaxation
- metadata
- ontology based data access
- rdf graphs
- knowledge representation
- knowledge management
- description logics
- schema mappings