Referential integrity helps manage data by enforcing validation between related entities. This enforcement follows logical semantics behind the database design -- i.e., an employee can only work for ...

It often seems that working around things is a full-time task in every area of information technology. When workarounds are conceived and deployed, people are not always in agreement. Beyond ...

Just as it is wise to design a house before building one, it's also prudent to plan your business database before putting it on your website. Databases can appear deceptively simple and cause you to ...