In some database apps I can replace all conditionals with loops over sets. If the set is empty nothing happens. The same can be done in other situations which

In some database apps I can replace all conditionals with loops over sets. If the set is empty nothing happens. The same can be done in other situations which i prefer because it's really robust but it requires such a change in thinking that I don't require it of my team and have not thought about it in a long time.