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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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