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From "Jimmy Xiang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-12187) Release plan once a query is executed
Date Tue, 20 Oct 2015 20:17:27 GMT

    [ https://issues.apache.org/jira/browse/HIVE-12187?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14965677#comment-14965677
] 

Jimmy Xiang commented on HIVE-12187:
------------------------------------

Discussed patch v1 with Xuefu. Patch v2 also simplified the code a little per his suggestion.
Thanks.

> Release plan once a query is executed 
> --------------------------------------
>
>                 Key: HIVE-12187
>                 URL: https://issues.apache.org/jira/browse/HIVE-12187
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>             Fix For: 1.3.0, 2.0.0
>
>         Attachments: HIVE-12187.1.patch, HIVE-12187.2.patch
>
>
> Some clients leave query operations open for a while so that they can retrieve the query
results later. That means the allocated memory will be kept around too. We should release
those resources not needed for query execution any more once it is executed.



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