How do I enforce data integrity rules in my database?

Question

I\'m designing this collection of classes and abstract (MustInherit) classes…

Answer 1

I am not that familiar with SQL Server, but I know with Oracle you can specify Constraints that you could use to do what you are looking for. I am pretty sure you can define constraints in SQL server also though.

EDIT: I found this link that seems to have a lot information, kind of long but may be worth a read.