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  1. Hive
  2. HIVE-19578

HLL merges tempList on every add

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 3.1.0, 4.0.0-alpha-1
    • None
    • None

    Description

      See comments on HIVE-18866; this has significant perf overhead after the even bigger overhead from hashing is removed.

      Attachments

        1. Screen Shot 2018-05-16 at 15.29.12 .png
          63 kB
          Sergey Shelukhin
        2. HIVE-19578.4.patch
          70 kB
          Prasanth Jayachandran
        3. HIVE-19578.3.patch
          3 kB
          Prasanth Jayachandran
        4. HIVE-19578.2.patch
          3 kB
          Prasanth Jayachandran
        5. HIVE-19578.1.patch
          6 kB
          Prasanth Jayachandran

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              prasanth_j Prasanth Jayachandran
              sershe Sergey Shelukhin
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              Dates

                Created:
                Updated:
                Resolved: