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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 updated CALCITE-7695:
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Summary: COVAR_POP result should always be nullable (was: COVAR result
should always be nullable)
> COVAR_POP result should always be 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
>
> The COVAR family of functions applied to an empty set produces NULL results.
> For non-nullable arguments and GROUP BY the result type is incorrectly
> inferred as not nullable.
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