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    • Type: Sub-task
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.1-incubating
    • Fix Version/s: 3.3.0
    • Component/s: KiWi Triple Store
    • Labels:
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      Description

      The OPTIONAL construct is very popular among SPARQL users, but currently not directly supported by the KiWi SPARQL optimizations. We should investigate how OPTIONAL can properly be translated into a SQL LEFT OUTER JOIN to improve the performance of such queries.

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            • Assignee:
              wastl Sebastian Schaffert
              Reporter:
              wastl Sebastian Schaffert
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              • Created:
                Updated:
                Resolved: