Ontological queries: Rewriting and optimization

Ontological queries are evaluated against an enterprise ontology rather than directly on a database. The evaluation and optimization of such queries is an intriguing new problem for database research. In this paper we discuss two important aspects of this problem: query rewriting and query optimizat...

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Bibliographic Details
Main Authors: Gottlob, G, Orsi, G, Pieris, A
Format: Conference item
Published: 2011