Chapter 3. Models
In this chapter, we will discuss the following topics:
- The importance of models
- Class diagrams
- Model structural patterns
- Model behavioral patterns
- Migrations
M is bigger than V and C
In Django, models are classes that provide an object-oriented way of dealing with databases. Typically, each class refers to a database table and each attribute refers to a database column. You can make queries to these tables using an automatically generated API.
Models can be the base for many other components. Once you have a model, you can rapidly derive model admins, model forms, and all kinds of generic views. In each case, you would need to write a line of code or two, just so that it does not seem too magical.
Also, models are used in more places ...
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