Excel used to be the poor schmuck’s database, with spreadsheets that just sort of sat there. You could create something more sophisticated with LOOKUP functions, but they were a huge hassle to set up.

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 ...

I consider myself an Excel poweruser. I program in it daily (20ish hours a week) and manage a few thousand lines of code for my personal use (stocks and finance). Outside of Excel, I know very little ...