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https://issues.apache.org/jira/browse/HIVE-14247?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15893521#comment-15893521
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Thejas M Nair commented on HIVE-14247:
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I think this is the safer mode of operation.
In general, running concurrent queries in a session is not a recommended
practice.
> Disable parallel query execution within a session
> -------------------------------------------------
>
> Key: HIVE-14247
> URL: https://issues.apache.org/jira/browse/HIVE-14247
> Project: Hive
> Issue Type: Bug
> Reporter: Thejas M Nair
> Assignee: Thejas M Nair
> Attachments: HIVE-14247.1.patch
>
>
> HIVE-11402 leaves the parallel compilation enabled within a session.
> This is patch for those who want it to be disabled by default.
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