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  1. Hive
  2. HIVE-1642

Convert join queries to map-join based on size of table/row

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.7.0
    • Query Processor
    • None
    • Reviewed

    Description

      Based on the number of rows and size of each table, Hive should automatically be able to convert a join into map-join.

      Attachments

        1. hive_1642_1.patch
          434 kB
          Liyin Tang
        2. hive_1642_2.patch
          770 kB
          Liyin Tang
        3. hive_1642_4.patch
          769 kB
          Liyin Tang
        4. hive-1642_10.patch
          767 kB
          Liyin Tang
        5. hive-1642_11.patch
          767 kB
          Liyin Tang
        6. hive-1642_5.patch
          769 kB
          Liyin Tang
        7. hive-1642_6.patch
          767 kB
          Liyin Tang
        8. hive-1642_7.patch
          767 kB
          Liyin Tang
        9. hive-1642_9.patch
          767 kB
          Liyin Tang

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            liyin Liyin Tang Assign to me
            namit Namit Jain
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            Dates

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              Updated:
              Resolved:

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