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https://issues.apache.org/jira/browse/CALCITE-4143?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17166907#comment-17166907
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Jiatao Tao commented on CALCITE-4143:
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[~liupengcheng]
For the column pruning case "P-F-T", we have FilterTableScanRule handling this,
there's no need a col both in prj and filter if it only used in the filter.
> Trim fields after XXProjectTransposeRule
> ----------------------------------------
>
> Key: CALCITE-4143
> URL: https://issues.apache.org/jira/browse/CALCITE-4143
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Jiatao Tao
> Assignee: Jiatao Tao
> Priority: Major
>
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