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  1. Hive
  2. HIVE-4167

Hive converts bucket map join to SMB join even when tables are not sorted

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 0.11.0
    • Fix Version/s: 0.11.0
    • Component/s: Query Processor
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      If tables are just bucketed but not sorted, we are generating smb join operator. This results in loss of rows in queries.

        Attachments

        1. HIVE-4167.patch
          3 kB
          Vikram Dixit K
        2. hive.4167.1.patch
          50 kB
          Namit Jain
        3. hive.4167.2.patch
          43 kB
          Namit Jain
        4. hive.4167.3.patch
          51 kB
          Namit Jain
        5. hive.4167.4.patch-nohcat
          51 kB
          Namit Jain
        6. hive.4167.4.patch
          44 kB
          Namit Jain

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              • Assignee:
                namit Namit Jain
                Reporter:
                vikram.dixit Vikram Dixit K
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                Dates

                • Created:
                  Updated:
                  Resolved: