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Posted to issues@beam.apache.org by "Brian Hulette (Jira)" <ji...@apache.org> on 2022/03/23 20:54:00 UTC

[jira] [Commented] (BEAM-14107) DataFrame API: Refactor GroupBy

    [ https://issues.apache.org/jira/browse/BEAM-14107?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17511485#comment-17511485 ] 

Brian Hulette commented on BEAM-14107:
--------------------------------------

There are really two separate issues - I broke out BEAM-14162 for the Grouper object issue.

> DataFrame API: Refactor GroupBy
> -------------------------------
>
>                 Key: BEAM-14107
>                 URL: https://issues.apache.org/jira/browse/BEAM-14107
>             Project: Beam
>          Issue Type: Improvement
>          Components: dsl-dataframe, sdk-py-core
>            Reporter: Andy Ye
>            Priority: P3
>              Labels: dataframe-api
>
> Implement GroupBy in a different way, to support deferred operations. We'd like to support
>  * Grouper objects
>  * len(GroupBy) and ngroups
>  ** if groupers are all categorical _and_ observed=False or all boolean



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