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 ...

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.

Both Excel and SQL databases have their pros and cons. But most people are more familiar with Excel than a database. For this reason, you might want to turn your Excel into a sort of SQL database ...