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https://issues.apache.org/jira/browse/FLINK-14161?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16935005#comment-16935005
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gaofeilong commented on FLINK-14161:
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this problem can be assigned to me.
> wrong description of state
> --------------------------
>
> Key: FLINK-14161
> URL: https://issues.apache.org/jira/browse/FLINK-14161
> Project: Flink
> Issue Type: Bug
> Components: Documentation
> Reporter: gaofeilong
> Priority: Minor
>
> I don't think the description of the ValueState in the
> [https://github.com/apache/flink/blob/master/docs/getting-started/walkthroughs/datastream_api.zh.md]
> is right.
> I think It shoud be
>
> {code:java}
> Modifications to the object returned by ValueState#valueare not guaranteed to
> be recognized by the system, and so all changes must be performed with
> ValueState#update. In this way, fault tolerance is managed automatically by
> Flink under the hood, and so you can interact with it like with any standard
> variable.
> {code}
>
> Instead of
> {code:java}
> Modifications to the object returned by ValueState#valueare not guaranteed to
> be recognized by the system, and so all changes must be performed with
> ValueState#update. Otherwise, fault tolerance is managed automatically by
> Flink under the hood, and so you can interact with it like with any standard
> variable.
> {code}
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