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From "Yongzhi Chen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-10160) Give a warning when grouping or ordering by a constant column
Date Tue, 07 Apr 2015 23:36:13 GMT

     [ https://issues.apache.org/jira/browse/HIVE-10160?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yongzhi Chen updated HIVE-10160:
--------------------------------
    Attachment: HIVE-10160.5.patch

> Give a warning when grouping or ordering by a constant column
> -------------------------------------------------------------
>
>                 Key: HIVE-10160
>                 URL: https://issues.apache.org/jira/browse/HIVE-10160
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Lefty Leverenz
>            Assignee: Yongzhi Chen
>            Priority: Minor
>         Attachments: HIVE-10160.1.patch, HIVE-10160.3.patch, HIVE-10160.4.patch, HIVE-10160.5.patch
>
>
> To avoid confusion, a warning should be issued when users specify column positions instead
of names in a GROUP BY or ORDER BY clause (unless hive.groupby.orderby.position.alias is set
to true in Hive 0.11.0 or later).



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