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https://issues.apache.org/jira/browse/CALCITE-4192?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17183857#comment-17183857
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lifangzheng commented on CALCITE-4192:
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calcite will produce a project under agg to make sure that group set has a
normalized index like this:
!image-2020-08-25-16-16-34-185.png|width=560,height=403!
but AggregateProjectMergeRule broke the agreement as the issue described。
> When the relNode has passed the AggregateProjectMergeRule rule, it will be
> wrong to calculate the column blood relationship through RelMdColumnOrigins
> tool
> -----------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: CALCITE-4192
> URL: https://issues.apache.org/jira/browse/CALCITE-4192
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.25.0
> Reporter: lifangzheng
> Priority: Major
> Fix For: next
>
> Attachments: image-2020-08-25-15-53-19-575.png,
> image-2020-08-25-15-55-31-702.png, image-2020-08-25-16-16-34-185.png
>
>
> !image-2020-08-25-15-53-19-575.png|width=415,height=280!
>
> !image-2020-08-25-15-55-31-702.png|width=423,height=270!
>
>
>
>
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