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  1. Hive
  2. HIVE-2780

Implement more restrictive table sampler

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    Details

    • Type: Improvement
    • Status: Patch Available
    • Priority: Trivial
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
      None

      Description

      Current table sampling scans whole block, making more rows included than expected especially for small tables.

        Attachments

        1. HIVE-2780.D1623.4.patch
          17 kB
          Phabricator
        2. HIVE-2780.D1623.3.patch
          11 kB
          Phabricator
        3. ASF.LICENSE.NOT.GRANTED--HIVE-2780.D1623.2.patch
          9 kB
          Phabricator
        4. ASF.LICENSE.NOT.GRANTED--HIVE-2780.D1623.1.patch
          9 kB
          Phabricator

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              • Assignee:
                navis Navis Ryu
                Reporter:
                navis Navis Ryu
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                Dates

                • Created:
                  Updated: