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  1. Hive
  2. HIVE-8274 Refactoring SparkPlan and SparkPlanGeneration [Spark Branch]
  3. HIVE-8276

Separate shuffle from ReduceTran and so create ShuffleTran [Spark Branch]

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 1.1.0
    • Spark
    • None

    Description

      Currently ShuffleTran captures both shuffle and reduce side processing. Per HIVE-8118, sometimes the output RDD from shuffle needs to be cached for better performance. Thus, it makes sense to separate shuffle from Reduce and create ShuffleTran class.

      Attachments

        1. HIVE-8276.4-spark.patch
          10 kB
          Chao Sun
        2. HIVE-8276.3-spark.patch
          9 kB
          Chao Sun
        3. HIVE-8276.2-spark.patch
          10 kB
          Chao Sun
        4. HIVE-8276.1-spark.patch
          9 kB
          Chao Sun

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              csun Chao Sun
              xuefuz Xuefu Zhang
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              Dates

                Created:
                Updated:
                Resolved: