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Posted to jira@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2021/11/23 18:13:00 UTC

[jira] [Commented] (ARROW-1569) [C++] Kernel functions for determining monotonicity (ascending or descending) for well-ordered types

    [ https://issues.apache.org/jira/browse/ARROW-1569?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17448173#comment-17448173 ] 

Antoine Pitrou commented on ARROW-1569:
---------------------------------------

[~icook] What is your take on the usefulness of this?

> [C++] Kernel functions for determining monotonicity (ascending or descending) for well-ordered types
> ----------------------------------------------------------------------------------------------------
>
>                 Key: ARROW-1569
>                 URL: https://issues.apache.org/jira/browse/ARROW-1569
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++
>            Reporter: Wes McKinney
>            Priority: Major
>              Labels: Analytics
>
> These kernels must offer some stateful variant so that monotonicity can be determined across chunked arrays



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