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  1. Hive
  2. HIVE-3072

Hive List Bucketing - DDL support

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Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.10.0
    • SQL
    • None
    • Reviewed
    • Hide
      This feature is incomplete and has been disabled until HIVE-3073 (DML support for list bucketing) is finished and committed.
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      This feature is incomplete and has been disabled until HIVE-3073 (DML support for list bucketing) is finished and committed.

    Description

      If a hive table column has skewed keys, query performance on non-skewed key is always impacted. Hive List Bucketing feature will address it:

      https://cwiki.apache.org/Hive/listbucketing.html

      This jira issue will track DDL change for the feature. It's for both single skewed column and multiple columns.

      Attachments

        1. HIVE-3072.patch
          504 kB
          Gang Tim Liu
        2. HIVE-3072.patch.1
          506 kB
          Gang Tim Liu
        3. HIVE-3072.patch.2
          513 kB
          Gang Tim Liu
        4. HIVE-3072.patch.3
          513 kB
          Gang Tim Liu
        5. HIVE-3072.patch.4
          526 kB
          Gang Tim Liu
        6. HIVE-3072.patch.5
          605 kB
          Gang Tim Liu
        7. HIVE-3072.patch.6
          606 kB
          Gang Tim Liu
        8. HIVE-3072.patch.7
          607 kB
          Gang Tim Liu

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              gangtimliu Gang Tim Liu
              gangtimliu Gang Tim Liu
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              Dates

                Created:
                Updated:
                Resolved: