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https://issues.apache.org/jira/browse/FLINK-7234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16101731#comment-16101731
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ASF GitHub Bot commented on FLINK-7234:
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Github user asfgit closed the pull request at:
https://github.com/apache/flink/pull/4372
> Fix CombineHint documentation
> -----------------------------
>
> Key: FLINK-7234
> URL: https://issues.apache.org/jira/browse/FLINK-7234
> Project: Flink
> Issue Type: Bug
> Components: Documentation
> Affects Versions: 1.2.2, 1.4.0, 1.3.2
> Reporter: Greg Hogan
> Assignee: Greg Hogan
> Fix For: 1.4.0, 1.3.2
>
>
> The {{CombineHint}}
> [documentation|https://ci.apache.org/projects/flink/flink-docs-release-1.4/dev/batch/index.html]
> applies to {{DataSet#reduce}} not {{DataSet#reduceGroup}} and should also be
> note for {{DataSet#distinct}}. It is also set with
> {{.setCombineHint(CombineHint)}} rather than alongside the UDF parameter.
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