Blog

It’s now time to do a Data Manipulation Language (DML) statements recap and use the sample UMADB database, presented in the previous two articles, in all the coming examples. By Rafael Victória-Pereira It will go over the SELECT, INSERT, UPDATE, and DELETE statements. However, this chapter won’t discuss the syntax of these statements. Here we will explain how you can write shorter and clearer statements by resorting to a few keywords that you might not be aware of. If you want to play around with the examples, be sure to restore the UMADB library. SQL 101 48 – UMADB.zip. I’m going to assume that you’re familiar with the most commonly used DML statements and will not explain their syntax in depth, as they were previously covered in this series, starting here. Instead, I’ll focus on some details that can simplify the statements—for instance, shorter “implementations” of concepts. Having said that, let’s start with two of my personal favorites: BETWEEN and IN.