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https://issues.apache.org/jira/browse/ARROW-6965?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ben Kietzman reassigned ARROW-6965:
-----------------------------------

    Assignee: Ben Kietzman

> [C++][Dataset] Optionally expose partition keys as materialized columns
> -----------------------------------------------------------------------
>
>                 Key: ARROW-6965
>                 URL: https://issues.apache.org/jira/browse/ARROW-6965
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++ - Dataset
>            Reporter: Francois Saint-Jacques
>            Assignee: Ben Kietzman
>            Priority: Major
>              Labels: dataset
>
> This would be exposed in the DataSourceDiscovery as an option.



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