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  1. Spark
  2. SPARK-5791

[Spark SQL] show poor performance when multiple table do join operation

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Done
    • 1.2.0
    • None
    • SQL
    • None

    Description

      Spark SQL shows poor performance when multiple tables do join operation

      Attachments

        1. Physcial_Plan_Hive.txt
          9 kB
          Yi Zhou
        2. Physcial_Plan_SparkSQL_Updated.txt
          3 kB
          Yi Zhou
        3. Physical_Plan.txt
          4 kB
          Yi Zhou

        Issue Links

          relates to

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-2211 Join Optimization

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed

          Activity

            People

              Unassigned Unassigned
              jameszhouyi Yi Zhou
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              Dates

                Created:
                Updated:
                Resolved: