Basic Concepts

In this section, we are going to talk about some basic concepts that you really need to know about databases in general, SQL, and Oracle.

This is not intended to be a theoretical course, so I will keep theory to the minimum. 

I know many people don’t like theory, so, In case you are feeling the temptation to skip this section… PLEASE, don’t do it, unless you already have a clear understanding of what a relational database is and how it is structured, and you are not new to Oracle. 

This section is short, but it’s key.

Let’s begin!