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https://issues.apache.org/jira/browse/ARROW-1569?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17116051#comment-17116051
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Wes McKinney commented on ARROW-1569:
-------------------------------------
This can be implemented as a {{ScalarAggregateFunction}}. We should consider
how to enable aggregate functions to short-circuit
> [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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