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  1. Hive
  2. HIVE-5775 Introduce Cost Based Optimizer to Hive
  3. HIVE-8228

CBO: fix couple of issues with partition pruning

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Details

    • Sub-task
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.14.0
    • 0.14.0
    • CBO
    • None

    Description

      • Pruner doesn't handle non-deterministic UDFs correctly
      • Plan genned after CBO has a Project between TScan and Filter; which prevents PartPruning from triggering in hive post CBO.

      Attachments

        1. HIVE-8228.1.patch
          2 kB
          Harish Butani

        Activity

          People

            rhbutani Harish Butani
            rhbutani Harish Butani
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            Dates

              Created:
              Updated:
              Resolved: