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https://issues.apache.org/jira/browse/CALCITE-2999?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16818732#comment-16818732
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Hongze Zhang commented on CALCITE-2999:
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Maybe. I am not sure if someone expects a top {{Project}}. Per Julian's
comment, there used to be one which was replaced by {{RelRoot}} in the fix[1].
[1]
[https://github.com/apache/calcite/commit/5a3970635030ddde27e4237da5d8c5c3419c34b5#diff-fcafae074e093e34d065f7f5a49f5124R367]
> Can't get the right column value in LogicalSort
> -----------------------------------------------
>
> Key: CALCITE-2999
> URL: https://issues.apache.org/jira/browse/CALCITE-2999
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.19.0
> Reporter: yuqi
> Assignee: Danny Chan
> Priority: Critical
> Attachments: picture2.png, picture4.png, problem.png, problem.png
>
>
> Let's consider the sql:
> {code:sql}
> // Some comments here
> select 'hello', tag from b where text = '2' or text = '1' order by cast(text
> as int) + 1 asc , tag desc limit 1"
> {code}
> And the Plan can be seen in the picture below
> We can't get the right column value of LogicalSort if sort condition is not
> the select column list
> Can anyone help to explain this problem if i'm wrong
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