Israel

when answers are cheap, the only thing that matters is knowing what to ask

the fact that she played all three at the same time.. an icon https://t.co/HEWaW3GQcG

First, if and when you need to merge two databases that now have the same Primary Key ID values for the same table, your screwed. You have to come up with a scheme to change the ID’s, maybe adding 10,000 to each ID, what if you have more than 10,000 rows? The you also have to update all children records, maybe not that easy if you have constraints ... See more