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https://issues.apache.org/jira/browse/ARROW-5777?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-5777:
--------------------------------
    Fix Version/s:     (was: 0.14.1)
                   1.0.0

> [C++] BasicDecimal128 is a small object it doesn't always make sense to pass 
> by const ref
> -----------------------------------------------------------------------------------------
>
>                 Key: ARROW-5777
>                 URL: https://issues.apache.org/jira/browse/ARROW-5777
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Micah Kornfield
>            Assignee: Micah Kornfield
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.0.0
>
>          Time Spent: 13h
>  Remaining Estimate: 0h
>
> For the builder use case we saw 10% improvement in performance by not using 
> const ref.  
> Add benchmarks and look at where it makes sense to avoid passing by ref.



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