SQL, pronounced S – Q – L or “sequel”, stands for structured query language. It’s the language you use to tell a database what you want to do. It’s been around since the early 1970s[1], so it’s pretty well established. One of the most awesome things about learning SQL is once you learn it, you…
Month: June 2005
SQL 101 – What is a Database
The term database is used for many different meanings. But if you compared them all, I think you would find that databases are all collections of data that are organized in some way. I usually like to refer to an Excel document when I try to explain databases. An excel file has a collection of…
SQL 101
After helping others learn SQL for several years now, I keep coming back to the same topics over and over. So, I decided to write down these SQL tutorials, and continually improve them over the years. What I’ve been able to collect here is just the introduction. This series is an introduction to Microsoft SQL…