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Worst-case Optimal Conjunctive Query Answering for an Expressive Description Logic without Inverses.

, , and . AAAI, page 504-510. AAAI Press, (2008)

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Research Directions for Principles of Data Management (Abridged)., , , , , , , , , and 11 other author(s). SIGMOD Record, 45 (4): 5-17 (2016)Data complexity of answering conjunctive queries over SHIQ knowledge bases, , , and . CoRR, (2005)Research Directions for Principles of Data Management (Dagstuhl Perspectives Workshop 16151)., , , , , , , , , and 11 other author(s). CoRR, (2017)Nested Regular Path Queries in Description Logics., , , and . CoRR, (2014)Navigational Queries Based on Frontier-Guarded Datalog: Preliminary Results., , and . AMW, volume 1378 of CEUR Workshop Proceedings, CEUR-WS.org, (2015)Relaxing and Restraining Queries for OBDA., , , and . AAAI, page 2654-2661. AAAI Press, (2019)Rewriting Guarded Existential Rules into Small Datalog Programs., , and . ICDT, volume 98 of LIPIcs, page 4:1-4:24. Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, (2018)Query Answering in the Description Logic Horn-., , , and . JELIA, volume 5293 of Lecture Notes in Computer Science, page 166-179. Springer, (2008)Answer Set Programs Challenged by Ontologies., , and . Description Logics, volume 2373 of CEUR Workshop Proceedings, CEUR-WS.org, (2019)Clopen Knowledge Bases: Combining Description Logics and Answer Set Programming., , and . Description Logics, volume 1879 of CEUR Workshop Proceedings, CEUR-WS.org, (2017)