[jira] [Commented] (CALCITE-5937) The parsing error should not be thrown even if there is no Hint in Hint Statement

["xiong duan (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CALCITE-5937?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17755921#comment-17755921 ] 

xiong duan commented on CALCITE-5937:
-------------------------------------

+1. Test in PostgreSQL, If no information in hints, It executes well. 

> The parsing error should not be thrown even if there is no Hint in Hint Statement
> ---------------------------------------------------------------------------------
>
>                 Key: CALCITE-5937
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5937
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: LakeShen
>            Priority: Major
>         Attachments: image-2023-08-18-17-43-30-254.png
>
>
> Hints are a special kind of SQL comment,so even if there is no Hint in Hint Statement,it should not throw the sql parser error.
> Now in the calcite,for the following sql query, it would throw an SQL parsing error:
> {code:java}
> select /*+ */ deptno, min(foo) as x from emp  {code}
> The exception is :
> !image-2023-08-18-17-43-30-254.png|width=615,height=298!
>  
>  



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