Once a database is normalized, relationships between the data in multiple tables must be established ... as AutoNumber in Access of Identity in SQL Server). In addition, foreign key values ...

(Here’s more information on defining SQL Server constraints.) The code below defines a relationship between the SalesHistory and the Customers tables and a relationship between the SalesHistory ...

A relation (table) in a relational database is divided ... Go here if you want to learn about the difference between MySQL and SQL Server.