gitmodimo opened a new issue, #47383: URL: https://github.com/apache/arrow/issues/47383
### Describe the enhancement requested The focus of this issue is first to unify and fix Acero ExecNodes and then to simplify implementation of specific exec nodes by factoring out few infrastructural concepts. This is a followup to discussion #47331. I will update this issue with current progress. Unification and infrastructure tasks: - [ ] Isolate BackpressureHandler - [ ] Create BackpressureSource and BackpressureCombiner - [ ] Introduce Backpressure in PushGenerator - [ ] Add pipe concept - [ ] Support pivot longer scalar features Backpressure and ordering tasks: - [ ] Fix ordering and backpressure in SortedMerge - [ ] Fix ordering and backpressure in aggregate nodes - [ ] Fix backpressure in AsofJoin Refactor tasks: - [ ] Add ExecNodeAdapter that handles different access patterns ### Component(s) C++ -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
