[jira] [Commented] (ARROW-13028) [C++] CSV add convert option to attempt 32bit number inferences

["Todd Farmer (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARROW-13028?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17610149#comment-17610149 ] 

Todd Farmer commented on ARROW-13028:
-------------------------------------

This issue was last updated over 90 days ago, which may be an indication it is no longer being actively worked. To better reflect the current state, the issue is being unassigned per [project policy|https://arrow.apache.org/docs/dev/developers/bug_reports.html#issue-assignment]. Please feel free to re-take assignment of the issue if it is being actively worked, or if you plan to start that work soon.

> [C++] CSV add convert option to attempt 32bit number inferences
> ---------------------------------------------------------------
>
>                 Key: ARROW-13028
>                 URL: https://issues.apache.org/jira/browse/ARROW-13028
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Nate Clark
>            Assignee: Nate Clark
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> When types are being inferred by CSV the numbers are always 64 bit. For large data sets it could be better to use 32 bit types to save over all memory. To do this it would be useful to add an option to ConvertOptions to try 32 bit numbers before 64 bit. By default this option would be disabled.



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