Can I use the same foreign key constraint in two different tables?

Question

I am trying to create a database for work. I have two different types of users: internal and external. Each type has different properties so I just created two separate tabl

Answer 1

Names of FKs have to be unique. You need to use two different FK names. I would further suggest that you should include information about the tables being linked in the key name to make it more descriptive.