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https://issues.apache.org/jira/browse/FLINK-1730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14736920#comment-14736920
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ASF GitHub Bot commented on FLINK-1730:
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Github user mxm commented on the pull request:
https://github.com/apache/flink/pull/1083#issuecomment-138923111
@sachingoel0101 I've opened a pull request some time ago to backtrack
intermediate results on the network layer and then "backtrack" them during
scheduling time: #640. At that time, I realized that this doesn't make much
sense without a proper session management.
> Add a FlinkTools.persist style method to the Data Set.
> ------------------------------------------------------
>
> Key: FLINK-1730
> URL: https://issues.apache.org/jira/browse/FLINK-1730
> Project: Flink
> Issue Type: New Feature
> Reporter: Stephan Ewen
> Priority: Minor
>
> I think this is an operation that will be needed more prominently. Defining a
> point where one long logical program is broken into different executions.
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