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Posted to issues@arrow.apache.org by "Antoine Pitrou (JIRA)" <ji...@apache.org> on 2019/04/17 15:27:00 UTC

[jira] [Updated] (ARROW-4698) [C++] Let StringBuilder be constructible with a pre allocated buffer for character data

     [ https://issues.apache.org/jira/browse/ARROW-4698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antoine Pitrou updated ARROW-4698:
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    Component/s: C++

> [C++] Let StringBuilder be constructible with a pre allocated buffer for character data
> ---------------------------------------------------------------------------------------
>
>                 Key: ARROW-4698
>                 URL: https://issues.apache.org/jira/browse/ARROW-4698
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++
>            Reporter: Benjamin Kietzman
>            Assignee: Benjamin Kietzman
>            Priority: Minor
>
> This is useful for example when an existing buffer can be immediately reused. This is currently used for [storage of strings in json parsing](https://github.com/apache/arrow/blob/master/cpp/src/arrow/json/parser.cc#L60), so it'd be straightforward to refactor into a constructor of StringBuilder.



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