annotates the output edge of CreateViewTransform as Broadcast also.
Through this change, the broadcast task can collect data and send it in parallelism 1.
(Before this change, the parallelism of broadcast task follows the parallelism of it's receiver.)
This PR:
CreateViewTransformasBroadcastalso.Through this change, the broadcast task can collect data and send it in parallelism 1. (Before this change, the parallelism of broadcast task follows the parallelism of it's receiver.)