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From "Matt McCline (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-8464) Vectorized reducer nested group by query returns wrong results
Date Wed, 15 Oct 2014 03:05:33 GMT

     [ https://issues.apache.org/jira/browse/HIVE-8464?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matt McCline updated HIVE-8464:
-------------------------------
    Status: Patch Available  (was: Open)

> Vectorized reducer nested group by query returns wrong results
> --------------------------------------------------------------
>
>                 Key: HIVE-8464
>                 URL: https://issues.apache.org/jira/browse/HIVE-8464
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.14.0
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>             Fix For: 0.14.0
>
>         Attachments: HIVE-8464.01.patch
>
>
> Query has 2 Group By operators in reduce-stage and VectorGroupByOperator can only handle
one Group By operator being fed key batches by reduce-shuffle.



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