> Once the migration is complete, run the Scalding job once again to make sure there are no existing subscriptions missing from the Subscriptions collection.
That sounds scary! how many time do you need the "once again"?
This is a safety check. Because of the dual-writing pattern, there's no reason it should be necessary, but with migrations it makes sense to be extra-cautious and to double-check your work.
That sounds scary! how many time do you need the "once again"?