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https://issues.apache.org/jira/browse/ARROW-8863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-8863:
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Summary: [C++] Array subclass constructors must set ArrayData::null_count
to 0 when there is no validity bitmap (was: [C++] Array constructors must set
ArrayData::null_count to 0 when there is no validity bitmap)
> [C++] Array subclass constructors must set ArrayData::null_count to 0 when
> there is no validity bitmap
> ------------------------------------------------------------------------------------------------------
>
> Key: ARROW-8863
> URL: https://issues.apache.org/jira/browse/ARROW-8863
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Wes McKinney
> Priority: Major
> Fix For: 1.0.0
>
>
> Many type-specific array constructors incorrectly set the null count to
> unknown. It would be better to set it to 0
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