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Posted to issues@arrow.apache.org by "Wes McKinney (Jira)" <ji...@apache.org> on 2019/09/18 23:19:00 UTC

[jira] [Assigned] (ARROW-5343) [C++] Consider using Buffer for transpose maps in DictionaryType::Unify instead of std::vector

     [ https://issues.apache.org/jira/browse/ARROW-5343?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney reassigned ARROW-5343:
-----------------------------------

    Assignee: Wes McKinney

> [C++] Consider using Buffer for transpose maps in DictionaryType::Unify instead of std::vector
> ----------------------------------------------------------------------------------------------
>
>                 Key: ARROW-5343
>                 URL: https://issues.apache.org/jira/browse/ARROW-5343
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>            Priority: Major
>             Fix For: 0.15.0
>
>
> In the spirit of "track all the allocations", if dictionaries have non-trivial length, we may want to account for this memory more precisely. 



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