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  1. Tajo
  2. TAJO-1194

'INSERT OVERWRITE .. SELECT' does not remove existing data when result is empty.

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.10.0
    • Component/s: distributed query plan
    • Labels:
      None

      Description

      Background
      INSERT OVERWRITE INTO XXX SELECT ... FROM Y overwrites only the partitions which corresponds to the query results. If the query result is empty, all partitions should be removed.

      Problem
      The current implementation does not remove any partition if the query result is empty.

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              • Assignee:
                blrunner Jaehwa Jung
                Reporter:
                hyunsik Hyunsik Choi
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                Dates

                • Created:
                  Updated:
                  Resolved: