We're in need of yet another massive update which as it is, would require downtime because of the risk of extensive locking problems. Basically, we'd like to update hundreds of millions of rows during business hours.
Now, reducing the updates to manageable < 5000 batch sizes helps, but I was wondering if it was feasible to create a template to only read and lock available rows, udpate them, and move on to the next batch? The idea is that this …