Optimizing query rewriting in ontology-based data access

Abstract

In ontology-based data access (OBDA), an ontology is connected to autonomous, and generally pre-existing, data repositories through mappings, so as to provide a high-level, conceptual view over such data. User queries are posed over the ontology, and answers are computed by reasoning both on the ontology and the mappings. Query answering in OBDA systems is… (More)
DOI: 10.1145/2452376.2452441

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@inproceedings{Pinto2013OptimizingQR, title={Optimizing query rewriting in ontology-based data access}, author={Floriana Di Pinto and Domenico Lembo and Maurizio Lenzerini and Riccardo Mancini and Antonella Poggi and Riccardo Rosati and Marco Ruzzi and Domenico Fabio Savo}, booktitle={EDBT}, year={2013} }