1. remove deprecated comment on fields that is wrongly added in #25147. These fields will be used when coordinator BE send infos to executor BEs. They will only be used during RPC and will not be persisted. 2. eliminate some unnecessary copys.
1. remove deprecated comment on fields that is wrongly added in #25147. These fields will be used when coordinator BE send infos to executor BEs. They will only be used during RPC and will not be persisted. 2. eliminate some unnecessary copys.