ozankabak commented on code in PR #15030: URL: https://github.com/apache/datafusion/pull/15030#discussion_r1984828017
########## datafusion/physical-plan/src/execution_plan.rs: ########## @@ -260,13 +260,30 @@ pub trait ExecutionPlan: Debug + DisplayAs + Send + Sync { /// used. /// Thus, [`spawn`] is disallowed, and instead use [`SpawnedTask`]. /// + /// To enable timely cancellation, the [`Stream`] that is returned must not + /// pin the CPU and must yield back to the tokio runtime regularly. This can Review Comment: Right - but that is the only place AFAICT we do this. So it is (and should be) very rare - which the docs ought to mention. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org