[jira] [Created] (ARROW-18347) [C++] Hook up cancellation to exec plan

[Weston Pace (Jira)]

Weston Pace created ARROW-18347:
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             Summary: [C++] Hook up cancellation to exec plan
                 Key: ARROW-18347
                 URL: https://issues.apache.org/jira/browse/ARROW-18347
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
            Reporter: Weston Pace


There are two ways to cancel an exec plan.  A call to StopProducing and 
cancelling the task group.  Investigate which makes the most sense and then 
configure the DeclarationToReader method to support cancelling on discard.



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