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  1. Hive
  2. HIVE-2555

Make the hashmap in map-side group by pluggable

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Details

    • New Feature
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
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    Description

      There are a couple of implementations available (other than java.util.HashMap) - COLT, TROVE etc. to name a few.
      If the hashmap was pluggable, it would be easy to play around with different hash maps and tune performance.

      Attachments

        1. HIVE-2555.4.patch
          48 kB
          Robert Surówka
        2. HIVE-2555.3.patch
          34 kB
          Robert Surówka
        3. HIVE-2555.2.patch
          22 kB
          Robert Surówka

        Activity

          People

            Unassigned Unassigned
            namit Namit Jain
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            Dates

              Created:
              Updated: