Complexity of answering counting aggregate queries over DL - Lite

The ontology based data access model assumes that users access data by means of an ontology, which is often described in terms of description logics. As a consequence, languages for managing ontologies now need algorithms not only to decide standard reasoning problems, but also to answer database-li...

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Bibliographic Details
Main Authors: Kostylev, E, Reutter, J
Format: Journal article
Published: Elsevier 2015