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https://issues.apache.org/jira/browse/CALCITE-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17194012#comment-17194012
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Julian Hyde commented on CALCITE-4245:
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I think you should write a test case this time. You can't complain about a
regression if you didn't check the test case in the last fix.
> Expression reduction regression
> -------------------------------
>
> Key: CALCITE-4245
> URL: https://issues.apache.org/jira/browse/CALCITE-4245
> Project: Calcite
> Issue Type: Bug
> Affects Versions: 1.25.0
> Reporter: Jess Balint
> Priority: Major
> Labels: regression
>
> this re-appeared at some point after 1.21 and it's the same case as before:
> RexSimplify is transforming
> {{OR(AND(>(999, $8), =($2, 'Franklin')), <(100, $8))}}
> to {{OR(=($2, 'Franklin'), <(100, $8))}}
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