A general datalog-based framework for tractable query answering over ontologies.
In this paper, we introduce a family of expressive extensions of Datalog, called Datalog±, as a new paradigm for query answering over ontologies. The Datalog± family admits existentially quantified variables in rule heads, and has suitable restrictions to ensure highly efficient ontology querying. W...
| Main Authors: | , , |
|---|---|
| Drugi avtorji: | |
| Format: | Journal article |
| Jezik: | English |
| Izdano: |
ACM
2009
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A general Datalog-based framework for tractable query answering over ontologies.
Izdano 2012
Journal article
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A General Datalog−Based Framework for Tractable Query Answering over Ontologies
Izdano 2012
Journal article
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A General Datalog−Based Framework for Tractable Query Answering over Ontologies
Izdano 2009
Conference item