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  1. Hive
  2. HIVE-12809

Vectorization: fast-path for coalesce if input.noNulls = true

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.0.0, 2.1.0
    • 2.0.0
    • None
    • None
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      commit f15278af7970f8c857e52938f99c2b0fcc1a8155
      Author: Gopal V <gopalv@apache.org>

          HIVE-12809: Vectorization: fast-path for coalesce if input.noNulls = true (Gopal V, reviewed by Sergey Shelukhin)
          
          Signed-off-by: Gopal V <gopalv@apache.org>
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      commit f15278af7970f8c857e52938f99c2b0fcc1a8155 Author: Gopal V < gopalv@apache.org >      HIVE-12809 : Vectorization: fast-path for coalesce if input.noNulls = true (Gopal V, reviewed by Sergey Shelukhin)          Signed-off-by: Gopal V < gopalv@apache.org >

    Description

      Coalesce can skip processing other columns, if all the input columns are non-null.

      Possibly retaining, isRepeating=true.

      Attachments

        1. HIVE-12809.2.patch
          2 kB
          Gopal Vijayaraghavan
        2. HIVE-12809.1.patch
          2 kB
          Gopal Vijayaraghavan

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              gopalv Gopal Vijayaraghavan
              gopalv Gopal Vijayaraghavan
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                Created:
                Updated:
                Resolved: