Pro Git

Chapter 9. Git Internals

You may have skipped to this chapter from a previous chapter, or you may have gotten here after reading the rest of the book—in either case, this is where you'll go over the inner workings and implementation of Git. I found that learning this information was fundamentally important to understanding how useful and powerful Git is, but others have argued to me that it can be confusing and unnecessarily complex for beginners. Thus, I've made this discussion the last chapter in the book so you could read it early or later in your learning process. I leave it up to you to decide.

Now that you're here, let's get started. First, if it isn't yet clear, Git is fundamentally a content-addressable filesystem with a VCS user interface ...