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  1. Hive
  2. HIVE-15456 Umbrella JIRA for all subquery redesign related tasks and issues
  3. HIVE-15905

Inefficient plan for correlated subqueries

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Details

    • Sub-task
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 2.2.0
    • Query Planning
    • None

    Description

      Currently Calcite produces an un-necessary join to generate correlated values for inner query. More details are at CALCITE-1494.

      Attachments

        1. HIVE-15905.1.patch
          1.55 MB
          Vineet Garg
        2. HIVE-15905.2.patch
          1.64 MB
          Vineet Garg

        Activity

          People

            vgarg Vineet Garg
            vgarg Vineet Garg
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            Dates

              Created:
              Updated:
              Resolved: