It's good to be back writing for Intelligent Enterprise after a long break. I was writing for Intelligent Enterprise before it was Intelligent Enterprise. Let me explain. In the early '90s, I had a ...

A primary key, also called a primary keyword, is a column in a relational database table that's distinctive for each record. It's a unique identifier, such as a driver's license number, telephone ...

Help students develop deeper understanding of the relational model, keys, and database constraints through 5 realistic, critical-thinking case studies. Rather than simply asking students to define ...