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https://issues.apache.org/jira/browse/YARN-2265?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14055798#comment-14055798
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Junping Du commented on YARN-2265:
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Actually, this need to be moved to MAPREDUCE project...
> ShuffleHandler DB schema should be versioned with compatible/incompatible
> changes
> ---------------------------------------------------------------------------------
>
> Key: YARN-2265
> URL: https://issues.apache.org/jira/browse/YARN-2265
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: nodemanager
> Affects Versions: 2.4.1
> Reporter: Junping Du
> Assignee: Junping Du
>
> ShuffleHandler persist job shuffle info into DB schema, which should be
> versioned with compatible/incompatible changes to support rolling upgrade.
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