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https://issues.apache.org/jira/browse/CALCITE-7695?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mihai Budiu resolved CALCITE-7695.
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Fix Version/s: 1.43.0
Resolution: Fixed
Fixed in
[https://github.com/apache/calcite/commit/763726cfa9199a77a2d63be80c6ab725cef34621]
Thank you for the review [~xuzifu666]
> COVAR and REGR aggregate results should be nullable if either argument is
> nullable
> ----------------------------------------------------------------------------------
>
> Key: CALCITE-7695
> URL: https://issues.apache.org/jira/browse/CALCITE-7695
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.42.0
> Reporter: Mihai Budiu
> Assignee: Mihai Budiu
> Priority: Minor
> Labels: pull-request-available
> Fix For: 1.43.0
>
>
> Type inference for the entire family of functions COVAR and REGR does not
> look at the nullability of the second argument.
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