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  1. Hive
  2. HIVE-8120 Umbrella JIRA tracking Parquet improvements
  3. HIVE-9522

Improve the speed of select count(*) statement for a parquet table with big input(~1GB)

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    • Sub-task
    • Status: Open
    • Major
    • Resolution: Unresolved
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    Description

      Note that this comparison must be done after calculating stats and setting the properties specified here: https://cwiki.apache.org/confluence/display/Hive/Hive+on+Spark:+Getting+Started

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            Ferd Ferdinand Xu
            Ferd Ferdinand Xu
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              Created:
              Updated: