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https://issues.apache.org/jira/browse/HIVE-16092?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15895167#comment-15895167
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Sergey Shelukhin commented on HIVE-16092:
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What is DR?
> Generate and use universal mmId instead of per db/table
> -------------------------------------------------------
>
> Key: HIVE-16092
> URL: https://issues.apache.org/jira/browse/HIVE-16092
> Project: Hive
> Issue Type: Sub-task
> Reporter: Wei Zheng
> Assignee: Wei Zheng
>
> To facilitate later replacement for it with txnId
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