Intro to Relational Databases

This course is a quick, fun introduction to using a relational database from your code, using examples in Python. You'll learn the basics of SQL (the Structured Query Language) and database design, as well as the Python API for connecting Python code to a database. You'll also learn a bit about protecting your database-backed web apps from common security problems.

After taking this course, you'll be able to write code using a database as a backend to store application data reliably and safely.

Prerequisites and Requirements: This course uses programming exercises in Python. If you haven't worked with Python before, check out our course .If you can understand this code (maybe with the help of the ), you know enough Python for this course: Some of the exercises in this course involve using a Unix-style command-line interface to enter commands, run Python programs, and navigate directories.If you have taken our course on , the level of command-line use in this course is similar. This course does include a small Web application and some HTML and JavaScript in examples, but you will not need to make changes in these languages. This course is an entry-level introduction to relational databases. (such as ) installed on your computer. You should be able to use it to open and edit files of Python code.See the for using Udacity.