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SQL Fundamentals · Course

SQL Fundamentals: the free lessons

The first 7 lessons, free · Narrated

Read them in full here, in order. The remaining 30 lessons of the course are in the app.

01 SQL and PostgreSQL Basics 19 cards · 7 quick checks · Getting started Lesson → Test →

02 Database Structure and Core Vocabulary 17 cards · 7 quick checks · Getting started Lesson → Test →

03 A SQL Workflow from Connection to Result 18 cards · 7 quick checks · Getting started Lesson → Test →

04 What You Will Learn in This SQL Course 19 cards · 7 quick checks · Getting started Lesson → Test →

05 Relational Model and SQL 20 cards · 9 quick checks · SQL Foundations Lesson → Test →

06 SQL Lexical Structure 19 cards · 9 quick checks · SQL Foundations Lesson → Test →

07 Values, Types, and Expressions 25 cards · 11 quick checks · SQL Foundations Lesson → Test →

The whole course, on your phone

Lessons you can read, audio you can listen to on the way to work, and practice that remembers what you got wrong.