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From "Harish Butani (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-1180) Support Common Table Expressions (CTEs) in Hive
Date Sat, 08 Feb 2014 00:20:21 GMT

    [ https://issues.apache.org/jira/browse/HIVE-1180?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13895297#comment-13895297
] 

Harish Butani commented on HIVE-1180:
-------------------------------------

Can you review: https://cwiki.apache.org/confluence/display/Hive/Common+Table+Expression
Also added CTE to Select Page: https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Select

> Support Common Table Expressions (CTEs) in Hive
> -----------------------------------------------
>
>                 Key: HIVE-1180
>                 URL: https://issues.apache.org/jira/browse/HIVE-1180
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Jeff Hammerbacher
>            Assignee: Harish Butani
>             Fix For: 0.13.0
>
>         Attachments: HIVE-1180.1.patch, HIVE-1180.3.patch, HIVE-1180.6.patch
>
>
> I've seen some presentations from the PostgreSQL recently expounding the utility of CTEs
(http://en.wikipedia.org/wiki/Common_table_expressions). Should we try to support these in
Hive? I've never used them in practice, so curious to hear if the community would find them
useful.



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