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Date: Tue, 4 Oct 2011 16:49:34 +0000 (UTC)
From: "John Sichi (Commented) (JIRA)" <jira@apache.org>
To: hive-dev@hadoop.apache.org
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Subject: [jira] [Commented] (HIVE-2478) Support dry run option in hive
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    [ https://issues.apache.org/jira/browse/HIVE-2478?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13120272#comment-13120272 ] 

John Sichi commented on HIVE-2478:
----------------------------------

Can't you already use EXPLAIN for this purpose?
                
> Support dry run option in hive
> ------------------------------
>
>                 Key: HIVE-2478
>                 URL: https://issues.apache.org/jira/browse/HIVE-2478
>             Project: Hive
>          Issue Type: Improvement
>          Components: Configuration
>    Affects Versions: 0.9.0
>            Reporter: kalyan ram
>            Priority: Minor
>         Attachments: HIVE-2478-1.patch
>
>
> Hive currently doesn't support a dry run option. For some complex queries we just want to verify the query syntax initally before running it. A dry run option where just the parsing is done without actual execution is a good option.

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