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Posted to dev@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2014/09/17 05:08:33 UTC

[jira] [Updated] (HIVE-8156) Vectorized reducers need to avoid memory build-up during a single key

     [ https://issues.apache.org/jira/browse/HIVE-8156?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gopal V updated HIVE-8156:
--------------------------
    Attachment: HIVE-8156.1.patch

> Vectorized reducers need to avoid memory build-up during a single key
> ---------------------------------------------------------------------
>
>                 Key: HIVE-8156
>                 URL: https://issues.apache.org/jira/browse/HIVE-8156
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.14.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>             Fix For: 0.14.0
>
>         Attachments: HIVE-8156.1.patch
>
>
> When encountering a skewed key with a large number of values, the vectorized reducer will not release memory within the loop.



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