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  1. Pig
  2. PIG-802

PERFORMANCE: not creating bags for ORDER BY

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.2.0
    • 0.4.0
    • None
    • None

    Description

      Order by should be changed to not use POPackage to put all of the tuples in a bag on the reduce side, as the bag is just immediately flattened. It can instead work like join does for the last input in the join.

      Attachments

        1. OrderByOptimization.patch
          19 kB
          Rakesh Setty

        Activity

          People

            serakesh Rakesh Setty
            olgan Olga Natkovich
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            Dates

              Created:
              Updated:
              Resolved: