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Posted to issues@flink.apache.org by "liwei li (Jira)" <ji...@apache.org> on 2021/09/13 13:44:00 UTC

[jira] [Commented] (FLINK-24271) Add document for special char in JSON_VALUE

    [ https://issues.apache.org/jira/browse/FLINK-24271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17414204#comment-17414204 ] 

liwei li commented on FLINK-24271:
----------------------------------

can u give me this ticket?

> Add document for special char in JSON_VALUE
> -------------------------------------------
>
>                 Key: FLINK-24271
>                 URL: https://issues.apache.org/jira/browse/FLINK-24271
>             Project: Flink
>          Issue Type: Improvement
>          Components: Documentation
>            Reporter: Jingsong Lee
>            Priority: Minor
>              Labels: starter
>
> If user has a json string:
> {"fields": {"system.process": [0.998]}}
> It is hard to write a valid json path to get 0.998.
> The correct json path should be '$.fields.[''system.process''][0]'



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