1. Introducing CCK and Nodes
The atom is the fundamental building block of all matter in the universe; the node is the fundamental building block of all Drupal sites on the Internet.
In this chapter, we explain the basic concepts needed to understand the powerful but complicated creature known as Content Construction Kit, including how it came to be, how the basic Drupal structure is defined, and why the level of flexibility and customization offered by the node system is important. We start off with an explanation of how Drupal’s core node system works and then look at how CCK provides new, enhanced functionality to your Web site.
The Node System
Simply put, a node is a piece of user-created information that is stored within a Drupal Web site’s ...