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https://issues.apache.org/jira/browse/FLINK-17373?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated FLINK-17373:
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Labels: pull-request-available (was: )
> Support the NULL type for function calls
> ----------------------------------------
>
> Key: FLINK-17373
> URL: https://issues.apache.org/jira/browse/FLINK-17373
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / API, Table SQL / Planner
> Reporter: Timo Walther
> Assignee: Timo Walther
> Priority: Major
> Labels: pull-request-available
>
> According to FLIP-37, the null type is used to represent untyped NULL
> literals. Those are in particular useful when it comes to passing them to a
> function call. The new type inference of FLIP-65 is able to process call such
> as `f(NULL)`.
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