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https://issues.apache.org/jira/browse/ARROW-8732?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17101745#comment-17101745
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Antoine Pitrou commented on ARROW-8732:
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cc [~fsaintjacques] for opinions.

> [C++] Let Futures support cancellation
> --------------------------------------
>
>                 Key: ARROW-8732
>                 URL: https://issues.apache.org/jira/browse/ARROW-8732
>             Project: Apache Arrow
>          Issue Type: Wish
>          Components: C++
>            Reporter: Antoine Pitrou
>            Assignee: Antoine Pitrou
>            Priority: Major
>
> There should be a way for consumers of Futures to notify that they are not 
> interested in the task at hand anymore. For some kinds of tasks this may 
> allow cancelling the task in-flight (e.g. an IO task, or a task consisting of 
> multiple steps).



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