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https://issues.apache.org/jira/browse/CALCITE-4525?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhen Chen resolved CALCITE-4525.
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Fix Version/s: 1.42.0
Assignee: Zhen Chen (was: Ziwei Liu)
Resolution: Fixed
Fixed in
[{{3c85e06}}|https://github.com/apache/calcite/commit/3c85e06d908d4b0c3027d6830cbee308fe638093]
This PR only adds a test case. I think the actual fix for this issue is in
CALCITE-6586.
> Pull up predicate will lose some predicates when project contains same
> RexInputRef
> ----------------------------------------------------------------------------------
>
> Key: CALCITE-4525
> URL: https://issues.apache.org/jira/browse/CALCITE-4525
> Project: Calcite
> Issue Type: Improvement
> Reporter: Ziwei Liu
> Assignee: Zhen Chen
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.42.0
>
>
> If project like this a=$0, b=$0
> Pull up predicate is $0='a'
> when pull up through project, predicate will only contain b='a'
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