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Posted to jira@arrow.apache.org by "Ben Kietzman (Jira)" <ji...@apache.org> on 2021/01/04 17:33:00 UTC

[jira] [Updated] (ARROW-8630) [C++][Dataset] Pass schema including all materialized fields to catch CSV edge cases

     [ https://issues.apache.org/jira/browse/ARROW-8630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ben Kietzman updated ARROW-8630:
--------------------------------
    Fix Version/s:     (was: 3.0.0)
                   4.0.0

> [C++][Dataset] Pass schema including all materialized fields to catch CSV edge cases
> ------------------------------------------------------------------------------------
>
>                 Key: ARROW-8630
>                 URL: https://issues.apache.org/jira/browse/ARROW-8630
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>    Affects Versions: 0.17.0
>            Reporter: Ben Kietzman
>            Assignee: Ben Kietzman
>            Priority: Major
>              Labels: dataset
>             Fix For: 4.0.0
>
>
> see discussion here https://github.com/apache/arrow/pull/7033#discussion_r416941674
> Fields filtered but not projected will revert to their inferred type, whatever their dataset's schema may be. This can cause validated filters to fail due to type disagreements



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