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https://issues.apache.org/jira/browse/HIVE-17426?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16177472#comment-16177472
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Lefty Leverenz commented on HIVE-17426:
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Doc note: This changes the default value and description for
*hive.repl.approx.max.load.tasks*, which was created by HIVE-16896 in the same
release. It's already documented in the wiki (thanks, [~anishek]).
* [hive.repl.approx.max.load.tasks |
https://cwiki.apache.org/confluence/display/Hive/Configuration+Properties#ConfigurationProperties-hive.repl.approx.max.load.tasks]
> Execution framework in hive to run tasks in parallel
> ----------------------------------------------------
>
> Key: HIVE-17426
> URL: https://issues.apache.org/jira/browse/HIVE-17426
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Affects Versions: 3.0.0
> Reporter: anishek
> Assignee: anishek
> Fix For: 3.0.0
>
> Attachments: HIVE-17426.0.patch, HIVE-17426.1.patch,
> HIVE-17426.2.patch, HIVE-17426.3.patch, HIVE-17426.4.patch,
> HIVE-17426.5.patch, HIVE-17426.6.patch
>
>
> the execution framework currently only runs MR / Spark Tasks in parallel
> when {{set hive.exec.parallel=true}}.
> Allow other types of tasks to run in parallel as well to support replication
> scenarios in hive.
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