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https://issues.apache.org/jira/browse/ARROW-4155?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andy Grove resolved ARROW-4155.
-------------------------------
Resolution: Fixed
Issue resolved by pull request 3317
[https://github.com/apache/arrow/pull/3317]
> [Rust] Implement array_ops::sum() for PrimitiveArray<T>
> -------------------------------------------------------
>
> Key: ARROW-4155
> URL: https://issues.apache.org/jira/browse/ARROW-4155
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Rust
> Reporter: Andy Grove
> Assignee: Andy Grove
> Priority: Minor
> Labels: pull-request-available
> Fix For: 0.12.0
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> In array_ops we should implement sum() that will return Option<T::Native> for
> a PrimitiveArray<T>
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