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From "Hyunsik Choi (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TAJO-145) count(distinct column) should be supported.
Date Mon, 02 Sep 2013 01:10:55 GMT
Hyunsik Choi created TAJO-145:
---------------------------------

             Summary: count(distinct column) should be supported.
                 Key: TAJO-145
                 URL: https://issues.apache.org/jira/browse/TAJO-145
             Project: Tajo
          Issue Type: Improvement
          Components: planner/optimizer
            Reporter: Hyunsik Choi
            Assignee: Hyunsik Choi
             Fix For: 0.2-incubating


The distinct included in count function should be supported.
{code}
select count(distinct col1) from table
{code}

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