What happens if you ALTER TABLE ADD COLUMNs? The fact that you can add Oracle triggers that fail after the fact is one of the things I hate most. Adding colum

What happens if you ALTER TABLE ADD COLUMNs? The fact that you can add Oracle triggers that fail after the fact is one of the things I hate most. Adding columns can break EXCEPT queries. This is one of those situations where adding a feature can break a lot of other stuff after the fact.