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  1. DataFu
  2. DATAFU-91

pig version of HyperLogLog estimator should be Algebraic and use combiners

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 1.3.0
    • Fix Version/s: 1.3.0
    • Labels:
      None

      Description

      Matt: I don't remember if there was a particular reason I didn't implement this as AlgebraicEvalFunc. It seems like it could be. I believe the Java MapReduce version leverages the combiner. If you want to try making this Algebraic we would be happy to accept a patch

        Attachments

        1. hyper-log-log-algebraic.diff
          6 kB
          Ido Hadanny
        2. hyper-log-log-algebraic.diff
          5 kB
          Ido Hadanny
        3. hyper-log-log-algebraic-3.diff
          6 kB
          Ido Hadanny

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              • Assignee:
                ihadanny Ido Hadanny
                Reporter:
                ihadanny Ido Hadanny
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                • Created:
                  Updated:
                  Resolved: