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https://issues.apache.org/jira/browse/CALCITE-1794?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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xiong duan updated CALCITE-1794:
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Summary: CAST operator prevent SARG to optimize "x <>2 and x = 1" (was:
Simplify AND numeric comparisons when overlapping)
> CAST operator prevent SARG to optimize "x <>2 and x = 1"
> --------------------------------------------------------
>
> Key: CALCITE-1794
> URL: https://issues.apache.org/jira/browse/CALCITE-1794
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Affects Versions: 1.29.0
> Reporter: Remus Rusanu
> Assignee: xiong duan
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Expressions such as {{$1<>1 and $1=2}} can be simplified to {{$1=2}}. Similar
> {{$1>10 AND $1>20}} can be simplified to {{$1>20}}. Such expressions are
> produced by the proposed solution for CALCITE-1790 (simplify boolean CASE to
> complex AND/OR).
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