You've been walked through most of the code creation in previous chapters. However, in some of this chapter, we'll load existing code and use it without a complete explanation. Some of this will happen because you have already learned how to create the code, and we don't want to double the size of the book by repeating it. Some of it is outside the scope of this book, so we'll load it with a brief explanation and you can dig deeper into it when you're ready. But most of the time, the code is just too tedious to type, so we'll load it from already existing code and will walk through its explanation.
In order to build the Articles module, we need to know what data we are going to store and where we are going to store it. We also need to configure the appropriate business logic layers for the various methods we will use to manipulate the data. In a full-fledged Content Management System, we might use stored procedures within the database to manage...