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Posted to issues@flink.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/02/20 08:27:00 UTC

[jira] [Updated] (FLINK-16182) Remove invalid check in input type inference logic

     [ https://issues.apache.org/jira/browse/FLINK-16182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated FLINK-16182:
-----------------------------------
    Labels: pull-request-available  (was: )

> Remove invalid check in input type inference logic
> --------------------------------------------------
>
>                 Key: FLINK-16182
>                 URL: https://issues.apache.org/jira/browse/FLINK-16182
>             Project: Flink
>          Issue Type: Bug
>          Components: Table SQL / API
>            Reporter: Dawid Wysakowicz
>            Assignee: Dawid Wysakowicz
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.11.0
>
>
> In {{org.apache.flink.table.types.inference.TypeInferenceUtil#inferInputTypes}} we force that the input type inference must never return {{NULL}} type.
> This precondition will never be satisfied when trying to infer output type based on surrounding info. This check is invalid anyway.



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