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From "Gunther Hagleitner (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-6611) Joining multiple union all outputs fails on Tez
Date Tue, 11 Mar 2014 09:08:43 GMT

     [ https://issues.apache.org/jira/browse/HIVE-6611?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gunther Hagleitner updated HIVE-6611:
-------------------------------------

    Status: Patch Available  (was: Open)

> Joining multiple union all outputs fails on Tez
> -----------------------------------------------
>
>                 Key: HIVE-6611
>                 URL: https://issues.apache.org/jira/browse/HIVE-6611
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Gunther Hagleitner
>            Assignee: Gunther Hagleitner
>            Priority: Critical
>         Attachments: HIVE-6611.1.patch
>
>
> Queries like:
> with u as (select * from src union all select * from src)
> select * from u join u;
> will fail on Tez because only one union flows into the join reduce phase.



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