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Posted to issues@calcite.apache.org by "xiong duan (Jira)" <ji...@apache.org> on 2026/01/05 01:46:00 UTC

[jira] [Resolved] (CALCITE-7348) Remove redundant extraction correlation variables when Trim Project Fields

     [ https://issues.apache.org/jira/browse/CALCITE-7348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

xiong duan resolved CALCITE-7348.
---------------------------------
    Fix Version/s: 1.42.0
       Resolution: Fixed

> Remove redundant extraction correlation variables when Trim Project Fields
> --------------------------------------------------------------------------
>
>                 Key: CALCITE-7348
>                 URL: https://issues.apache.org/jira/browse/CALCITE-7348
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: xiong duan
>            Assignee: xiong duan
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.42.0
>
>
> In RelFieldTrimmer：
> {code:java}
> trimFields( Project project, ImmutableBitSet fieldsUsed, Set<RelDataTypeField> extraFields){code}
> The Project RelNode already has the corresponding correlation variables, so there is no need to extract them again from the Project.



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