Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-12325

Turn hive.map.groupby.sorted on by default

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.0.0
    • Component/s: Logical Optimizer
    • Labels:
      None

      Description

      When applicable it can avoid shuffle phase altogether for group by, which will be a performance win.

        Attachments

        1. HIVE-12325.1.patch
          7 kB
          Chetna Chaudhari

          Issue Links

            Activity

              People

              • Assignee:
                chetna Chetna Chaudhari
                Reporter:
                ashutoshc Ashutosh Chauhan
              • Votes:
                0 Vote for this issue
                Watchers:
                2 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: