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  1. Hive
  2. HIVE-16934

Transform COUNT(x) into COUNT() when x is not nullable

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 3.0.0
    • Logical Optimizer
    • None

    Description

      Add a rule to simplify COUNT aggregation function if possible, removing expressions that cannot be nullable from its parameters.

      Attachments

        1. HIVE-16934.03.patch
          1.09 MB
          jcamachorodriguez
        2. HIVE-16934.02.patch
          949 kB
          jcamachorodriguez
        3. HIVE-16934.01.patch
          959 kB
          jcamachorodriguez
        4. HIVE-16934.patch
          14 kB
          jcamachorodriguez

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            jcamacho Jesús Camacho Rodríguez Assign to me
            jcamacho Jesús Camacho Rodríguez
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              Updated:
              Resolved:

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