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  1. Hive
  2. HIVE-8699 Enable support for common map join [Spark Branch]
  3. HIVE-8970

Enable map join optimization only when hive.auto.convert.join is true [Spark Branch]

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: spark-branch
    • Fix Version/s: 1.1.0
    • Component/s: Spark
    • Labels:
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      Description

      Right now, in Spark branch we enable MJ without looking at this configuration. The related code in SparkMapJoinOptimizer is commented out. We should only enable MJ when the flag is true.

        Attachments

        1. HIVE-8970.3-spark.patch
          3.03 MB
          Chao Sun
        2. HIVE-8970.2-spark.patch
          2.95 MB
          Chao Sun
        3. HIVE-8970.1-spark.patch
          2.95 MB
          Chao Sun

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              • Assignee:
                csun Chao Sun
                Reporter:
                csun Chao Sun
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                Dates

                • Created:
                  Updated:
                  Resolved: