[jira] [Resolved] (ARROW-10959) [C++] Add scalar string join kernel

["Antoine Pitrou (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-10959?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antoine Pitrou resolved ARROW-10959.
------------------------------------
    Fix Version/s: 5.0.0
       Resolution: Fixed

Issue resolved by pull request 8990
[https://github.com/apache/arrow/pull/8990]

> [C++] Add scalar string join kernel
> -----------------------------------
>
>                 Key: ARROW-10959
>                 URL: https://issues.apache.org/jira/browse/ARROW-10959
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++, Python
>            Reporter: Maarten Breddels
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 5.0.0
>
>          Time Spent: 5h 40m
>  Remaining Estimate: 0h
>
> Similar to Python's str.join
> For example, if the separator were {{"-"}}, this takes input:
> {code}
> ListArray<list<item: string>>
> [
>   ["foo","bar"],
>   ["push","pop"]
> ]
> {code}
> and returns output:
> {code}
> Array<string>
> [ 
>   "foo-bar",
>   "push-pop"
> ] 
> {code}



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