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Posted to issues@arrow.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2017/12/04 18:24:00 UTC

[jira] [Updated] (ARROW-1882) [C++] Reintroduce DictionaryBuilder

     [ https://issues.apache.org/jira/browse/ARROW-1882?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ARROW-1882:
----------------------------------
    Labels: pull-request-available  (was: )

> [C++] Reintroduce DictionaryBuilder
> -----------------------------------
>
>                 Key: ARROW-1882
>                 URL: https://issues.apache.org/jira/browse/ARROW-1882
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>            Reporter: Uwe L. Korn
>            Assignee: Uwe L. Korn
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: 0.8.0
>
>
> We need the {{DictionaryBuilder}} to incrementally build Arrow Arrays of {{DictionaryType}}. The kernels only support en-bloc conversions of Arrays which yields a higher memory usage.



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