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    • Evaluating SPARQL-to-SQL Translation in ontop 

      Rodriguez-Muro M; Rezk M; Hardi J; Slusnys M; Bagosi T; Calvanese D (CEUR Electronic Workshop Proceedings, 2013)
      In this paper we evaluate the performance of the SQL queries generated by ontop, a system that uses a formal approach to translate and optimize SPARQL queries and R2RML mappings. We show that the performance of ontop's SQL ...