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From "Flink Jira Bot (Jira)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-5676) Grouping on nested fields does not work
Date Thu, 29 Apr 2021 23:42:05 GMT

    [ https://issues.apache.org/jira/browse/FLINK-5676?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17336809#comment-17336809
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Flink Jira Bot commented on FLINK-5676:
---------------------------------------

This issue was labeled "stale-major" 7 ago and has not received any updates so it is being
deprioritized. If this ticket is actually Major, please raise the priority and ask a committer
to assign you the issue or revive the public discussion.


> Grouping on nested fields does not work
> ---------------------------------------
>
>                 Key: FLINK-5676
>                 URL: https://issues.apache.org/jira/browse/FLINK-5676
>             Project: Flink
>          Issue Type: Bug
>          Components: Table SQL / API
>            Reporter: Timo Walther
>            Priority: Major
>              Labels: stale-major
>
> {code}
> tEnv
>   .fromDataSet(pojoWithinnerPojo)
>   .groupBy("innerPojo.get('line')")
>   .select("innerPojo.get('line')")
> {code}
> fails with 
> {code}
> ValidationException: Cannot resolve [innerPojo] given input ['innerPojo.get(line)].
> {code}
> I don't know if we want to support that but the exception should be more helpful anyway.



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