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Posted to dev@hive.apache.org by "Venkatesh S (JIRA)" <ji...@apache.org> on 2010/08/25 14:54:21 UTC
[jira] Commented: (HIVE-474) Support for distinct selection on two
or more columns
[ https://issues.apache.org/jira/browse/HIVE-474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12902421#action_12902421 ]
Venkatesh S commented on HIVE-474:
----------------------------------
Any update on this?
> Support for distinct selection on two or more columns
> -----------------------------------------------------
>
> Key: HIVE-474
> URL: https://issues.apache.org/jira/browse/HIVE-474
> Project: Hadoop Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Alexis Rondeau
> Assignee: Mafish
> Attachments: hive-474.0.4.2rc.patch
>
>
> 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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