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  1. Hive
  2. HIVE-5775 Introduce Cost Based Optimizer to Hive
  3. HIVE-7670

CBO: predicates on partition columns get applied twice in cardinality estimates.

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    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
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    Description

      this causes an underestimation of Part table row counts.

      Attachments

        1. HIVE-7670.1.patch
          3 kB
          Harish Butani

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            rhbutani Harish Butani
            rhbutani Harish Butani
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            Dates

              Created:
              Updated:
              Resolved: