Query Answering over Contextualized RDF/OWL Knowledge with Forall-Existential Bridge Rules: Attaining Decidability using Acyclicity (full version).
Mathew JosephGabriel M. KuperLuciano SerafiniPublished in: CoRR (2014)
Keyphrases
- query answering
- data exchange
- ontology mappings
- ontology languages
- owl ontologies
- open world
- knowledge base
- data complexity
- data integration
- knowledge representation
- answering queries
- integrity constraints
- incomplete information
- data integration systems
- conjunctive queries
- semantic web
- production rules
- dl lite
- tuple generating dependencies
- inconsistent databases
- ontology based data access
- schema mappings
- data sources
- domain knowledge
- database schema
- owl dl
- query language
- query containment
- knowledge management
- unions of conjunctive queries
- data management
- data model
- metadata
- databases