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From "Flink Jira Bot (Jira)" <j...@apache.org>
Subject [jira] [Updated] (FLINK-5676) Grouping on nested fields does not work
Date Thu, 22 Apr 2021 12:15:02 GMT

     [ https://issues.apache.org/jira/browse/FLINK-5676?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Flink Jira Bot updated FLINK-5676:
----------------------------------
    Labels: stale-major  (was: )

> 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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