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Posted to dev@hive.apache.org by "Matt McCline (JIRA)" <ji...@apache.org> on 2014/07/23 23:30:39 UTC

[jira] [Created] (HIVE-7487) Vectorize GROUP BY on the Reduce-Side (Part 2 – Count Distinct)

Matt McCline created HIVE-7487:
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             Summary: Vectorize GROUP BY on the Reduce-Side (Part 2 – Count Distinct)
                 Key: HIVE-7487
                 URL: https://issues.apache.org/jira/browse/HIVE-7487
             Project: Hive
          Issue Type: Sub-task
            Reporter: Matt McCline
            Assignee: Matt McCline


Vectorize reduce count distinct aggregation, depending on how we decide to change how the optimizer



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