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https://issues.apache.org/jira/browse/FLINK-25337?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17462572#comment-17462572
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Wenlong Lyu commented on FLINK-25337:
-------------------------------------

hi,[~vim-wang] I think it would be better if you could post the case in 
English, it can help others in the community  understand and help you.

> Check whether the target table is valid when 
> SqlToOperationConverter.convertSqlInsert
> -------------------------------------------------------------------------------------
>
>                 Key: FLINK-25337
>                 URL: https://issues.apache.org/jira/browse/FLINK-25337
>             Project: Flink
>          Issue Type: Improvement
>          Components: Table SQL / Planner
>    Affects Versions: 1.14.0
>            Reporter: vim-wang
>            Priority: Major
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> when I execute insert sql like "insert into t1 select ...", 
> If the t1 is not defined,sql will not throw an exception after 
> SqlToOperationConverter.convertSqlInsert(), I think this is unreasonable, why 
> not use catalogManager to check whether the target table is valid?



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