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  1. Hive
  2. HIVE-7292 Hive on Spark
  3. HIVE-9042

Support multiple mapjoin operators in one work [Spark Branch]

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Details

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

    Description

      As Xuefu pointed out, HIVE-8638 assumes there is just one mapjoin operator in one spark work. Sometimes, there could be more.

      Attachments

        1. HIVE-9042.1-spark.patch
          9 kB
          Jimmy Xiang
        2. HIVE-9042.2-spark.patch
          78 kB
          Jimmy Xiang

        Issue Links

          is related to

          Sub-task - The sub-task of the issue HIVE-8638 Implement bucket map join optimization [Spark Branch]

          • Major - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. HIVE-9058 Subquery join can't be converted to bucket mapjoin

          • Major - Major loss of function.
          • Open

          Activity

            People

              jxiang Jimmy Xiang
              jxiang Jimmy Xiang
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              Dates

                Created:
                Updated:
                Resolved: