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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2019/02/13 22:54:00 UTC

[jira] [Assigned] (ARROW-4110) [C++] Do not generate distinct cast kernels when input and output type are the same

     [ https://issues.apache.org/jira/browse/ARROW-4110?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney reassigned ARROW-4110:
-----------------------------------

    Assignee: Wes McKinney

> [C++] Do not generate distinct cast kernels when input and output type are the same
> -----------------------------------------------------------------------------------
>
>                 Key: ARROW-4110
>                 URL: https://issues.apache.org/jira/browse/ARROW-4110
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>            Priority: Major
>             Fix For: 0.13.0
>
>
> A side issue brought up by ARROW-4101 and ARROW-4102 is that the "identity cast" is handled on a type-by-type basis. We should see if we can have a "universal identity cast" and simplify things



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