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Posted to issues@impala.apache.org by "Michael Brown (JIRA)" <ji...@apache.org> on 2017/05/02 23:04:04 UTC

[jira] [Created] (IMPALA-5274) add distinct to aggregations

Michael Brown created IMPALA-5274:
-------------------------------------

             Summary: add distinct to aggregations
                 Key: IMPALA-5274
                 URL: https://issues.apache.org/jira/browse/IMPALA-5274
             Project: IMPALA
          Issue Type: Task
          Components: Infrastructure
    Affects Versions: Impala 2.9.0
            Reporter: Michael Brown


The query generator should sometimes add distinct to aggregations, like

{{SELECT COUNT(DISTINCT col) ...}}



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