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From "Namit Jain (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HIVE-474) Support for distinct selection on two or more columns
Date Tue, 26 Oct 2010 18:38:30 GMT

    [ https://issues.apache.org/jira/browse/HIVE-474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12925081#action_12925081
] 

Namit Jain commented on HIVE-474:
---------------------------------

+1

Otherwise, the changes look good

> Support for distinct selection on two or more columns
> -----------------------------------------------------
>
>                 Key: HIVE-474
>                 URL: https://issues.apache.org/jira/browse/HIVE-474
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Alexis Rondeau
>            Assignee: Amareshwari Sriramadasu
>         Attachments: hive-474.0.4.2rc.patch, patch-474-1.txt, patch-474-2.txt, patch-474.txt
>
>
> The ability to select distinct several, individual columns as by example: 
> select count(distinct user), count(distinct session) from actions;   
> Currently returns the following failure: 
> FAILED: Error in semantic analysis: line 2:7 DISTINCT on Different Columns not Supported
user

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