When inserting a record into a table, I want SQL Server to generate a number automatically for the Primary Key. (e.g. OrderID is 1, 2, 3 and so on) How to do it? (This behavior is similar to the "Auto-number" in Microsoft Access) http://raymondlamsk.blogspot.com/2008/03/faq-ms-sql-server-how-to-generate_24.html