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Mastering SQL with PostgreSQL: A Retail Data Journey
Mastering SQL with PostgreSQL: A Retail Data Journey

Mastering SQL with PostgreSQL: A Retail Data Journey

Learn SQL the way analysts actually use it — through a real retail database, real business questions, and real query patterns you'll use every day.

intermediate 14 Chapters 70 Lessons
Start Tutorial Enroll for free

Mastering SQL with PostgreSQL: A Retail Data Journey

Welcome to Noruj's flagship PostgreSQL SQL mastery tutorial. This course is designed to take you from absolute database basics up to advanced indexing, transaction locks, and query optimization patterns.

We use a realistic retail store model containing 13 normalized tables and ~3,000 transaction rows. Throughout the 70 lessons, you will learn to construct queries, filter records, join relations, write window rankings, analyze execution plans, and run in-browser coding exercises.

Tutorial Structure

14 Chapters · 70 Lessons
Mastering SQL with PostgreSQL: A Retail Data Journey

Mastering SQL with PostgreSQL: A Retail Data Journey

Learn SQL the way analysts actually use it — through a real retail database, real business questions, and real query patterns you'll use every day.

intermediate 14 Chapters 70 Lessons
Start Tutorial Enroll for free

Mastering SQL with PostgreSQL: A Retail Data Journey

Welcome to Noruj's flagship PostgreSQL SQL mastery tutorial. This course is designed to take you from absolute database basics up to advanced indexing, transaction locks, and query optimization patterns.

We use a realistic retail store model containing 13 normalized tables and ~3,000 transaction rows. Throughout the 70 lessons, you will learn to construct queries, filter records, join relations, write window rankings, analyze execution plans, and run in-browser coding exercises.

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