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  1. Hive
  2. HIVE-14803

S3: Stats gathering for insert queries can be expensive for partitioned dataset

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Details

    • Improvement
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • 2.1.0
    • 2.3.0
    • Metastore
    • None

    Description

      StatsTask's aggregateStats populates stats details for all partitions by checking the file sizes which turns out to be expensive when larger number of partitions are inserted.

      Attachments

        1. HIVE-14803.7.patch
          5 kB
          Rajesh Balamohan
        2. HIVE-14803.6.patch
          5 kB
          Rajesh Balamohan
        3. HIVE-14803.5.patch
          10 kB
          Rajesh Balamohan
        4. HIVE-14803.4.patch
          10 kB
          Rajesh Balamohan
        5. HIVE-14803.3.patch
          10 kB
          Rajesh Balamohan
        6. HIVE-14803.2.patch
          10 kB
          Rajesh Balamohan
        7. HIVE-14803.1.patch
          9 kB
          Rajesh Balamohan

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              rajesh.balamohan Rajesh Balamohan
              rajesh.balamohan Rajesh Balamohan
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              Dates

                Created:
                Updated:
                Resolved: