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Django Unleashed by Andrew Pinkham

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C. Relational Database Basics

Warning!

Entire books have been written on this topic. Rather that attempt to cover the content of a book in a few pages, this primer hopes to introduce the material and provide the absolute least amount of knowledge needed to get started with Django Unleashed. I recommend using a full reference when programming or if any of this information proves to be unclear.

The goal of a database is to store data in discrete, organized pieces. What we colloquially call a database is actually a database and a database manager. A database manager is the interface used to interact with the database, which is the actual data storage mechanism. Relational databases are organized like spreadsheets. A database may have multiple ...

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