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https://issues.apache.org/jira/browse/ARROW-4399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney resolved ARROW-4399.
---------------------------------
    Resolution: Fixed

Issue resolved by pull request 3509
[https://github.com/apache/arrow/pull/3509]

> [C++] Remove usage of "extern template class" from NumericArray<T>
> ------------------------------------------------------------------
>
>                 Key: ARROW-4399
>                 URL: https://issues.apache.org/jira/browse/ARROW-4399
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 0.13.0
>
>          Time Spent: 1h
>  Remaining Estimate: 0h
>
> We aren't using this to any benefit right now (only the simple constructor is 
> being instantiated once, everything else in inline), and the rules about 
> template visibility and linkage vary a lot between compilers, as evidenced by 
> patches such as https://github.com/apache/arrow/pull/3503
> In general I think we should try not to use "extern template class" at all in 
> the codebase for the problems that come with it



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