Excel possesses formidable database powers. Creating a relational database starts with a Master table that links it to subordinates, called (awkwardly) Slave, Child, or Detail tables. Before we dive ...

It is funny how exotic computer technology eventually either fails or becomes commonplace. At one time, having more than one user on a computer at once was high tech, for example. Then there are ...

This article is also available as a PDF download. Your data is important. In fact, it’s critical to your business. Entering, storing, and maintaining valid data is the most important job of any ...