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https://issues.apache.org/jira/browse/FLINK-8919?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16397869#comment-16397869
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ASF GitHub Bot commented on FLINK-8919:
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Github user fhueske commented on the issue:
https://github.com/apache/flink/pull/5680
Taking a step back. What's the purpose of this change? It adds a class to
the `flink-table` module that is not used anywhere and not part of the public
API of the Table API or SQL.
Why do we need it?
> Add KeyedProcessFunctionWIthCleanupState
> ----------------------------------------
>
> Key: FLINK-8919
> URL: https://issues.apache.org/jira/browse/FLINK-8919
> Project: Flink
> Issue Type: Improvement
> Components: Core
> Affects Versions: 1.6.0
> Reporter: Renjie Liu
> Assignee: Renjie Liu
> Priority: Minor
> Fix For: 1.6.0
>
>
> ProcessFunctionWithCleanupState is a useful tool and I think we also need one
> for the new KeyedProcessFunction api.
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