[jira] [Created] (ARROW-4155) [Rust] Implement array_ops::sum() for PrimitiveArray

[Andy Grove (JIRA)]

Andy Grove created ARROW-4155:
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             Summary: [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
             Fix For: 0.12.0


In array_ops we should implement sum() that will return Option<T::Native> for a 
PrimitiveArray<T>



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