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https://issues.apache.org/jira/browse/ARROW-7764?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Antoine Pitrou reassigned ARROW-7764:
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Assignee: Antoine Pitrou
> [C++] Builders allocate a null bitmap buffer even if there is no nulls
> ----------------------------------------------------------------------
>
> Key: ARROW-7764
> URL: https://issues.apache.org/jira/browse/ARROW-7764
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Francois Saint-Jacques
> Assignee: Antoine Pitrou
> Priority: Major
>
> This is an optimization where we can coalesce to nullptr if there's no null
> in the array.
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