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  1. Hive
  2. HIVE-4328

Change default bigtable selection policy for sort-merge joins

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.11.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      The following parameter
      hive.auto.convert.sortmerge.join.bigtable.selection.policy
      dictates it.

      It should not be based on the position of the table, but it should be based
      on the size of the table instead.

        Attachments

        1. hive.4328.1.patch
          3 kB
          Namit Jain

          Issue Links

          is depended upon by

          Bug - A problem which impairs or prevents the functions of the product. HIVE-3891 physical optimizer changes for auto sort-merge join

          • Major - Major loss of function.
          • Closed

            Activity

              People

              • Assignee:
                namit Namit Jain
                Reporter:
                namit Namit Jain
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                Dates

                • Created:
                  Updated:
                  Resolved: