Free

Intro to Relational Databases

Course

Relational databases are a powerful tool used throughout the industry. Learn the basics of SQL and how to connect your Python code to a relational database.

Last Updated March 7, 2022

Prerequisites:

No experience required

Course Lessons

Lesson 1

Data and Tables

Learn the principles behind relational data organization: tables, queries, aggregations, keys, and joins.

Lesson 2

Elements of SQL

Start learning SQL by using the select and insert statements to read and write data in database tables.

Lesson 3

Python DB-API

Learn the Python database API, and apply your knowledge to fix common bugs that arise in database-backed web services.

Lesson 4

Deeper Into SQL

Create your own database tables using normalized table design, using keys to declare relationships between tables; then apply these relationships to draw conclusions from data.

Taught By The Best

Karl Krueger

Command Line Instructor

Before joining Udacity, Karl was a Site Reliability Engineer (SRE) at Google for eight years, building automation and monitoring to keep the world's busiest web services online.

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