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  1. Hive
  2. HIVE-4160 Vectorized Query Execution in Hive
  3. HIVE-5503

TopN optimization in VectorReduceSink

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.13.0
    • Component/s: None
    • Labels:
      None

      Description

      We need to add TopN optimization to VectorReduceSink as well, it would be great if ReduceSink and VectorReduceSink share this code.

        Attachments

        1. HIVE-5503.02.patch
          65 kB
          Sergey Shelukhin
        2. HIVE-5503.03.patch
          65 kB
          Sergey Shelukhin
        3. HIVE-5503.patch
          65 kB
          Sergey Shelukhin

          Issue Links

          relates to

          Task - A task that needs to be done. HIVE-5588 change TopN to be an operator

          • Major - Major loss of function.
          • Resolved

            Activity

              People

              • Assignee:
                sershe Sergey Shelukhin
                Reporter:
                jnp Jitendra Nath Pandey
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                Dates

                • Created:
                  Updated:
                  Resolved: