Database

Database Tutorials

SQL Server, T-SQL, schema design, and data access tutorials for application developers.

All tutorials
Database tutorials

What you'll learn

Each course includes modules with step-by-step lessons, code samples, and interview preparation—using the same clear structure across every track.

  • Free, self-paced lessons
  • Syllabus page for every course
  • Original content on Toolliyo Academy

5 courses

Beginner to Advanced

SQL Server Tutorial

Learn SQL Server the simple way — SELECT, JOIN, and real queries you can run today.

100 lessons
Open course
Beginner to Advanced

MySQL Tutorial

Learn MySQL with short lessons and runnable SQL examples.

100 lessons
Open course
Beginner to Advanced

MongoDB Tutorial

Learn MongoDB the simple way — documents, queries, and Node.js examples.

100 lessons
Open course
Beginner to Advanced

Oracle SQL Tutorial

Learn Oracle SQL with simple lessons and practical examples.

96 lessons
Open course
Beginner to Advanced

PostgreSQL Tutorial

Learn PostgreSQL step by step — SQL, JSONB, and queries for modern apps.

100 lessons
Open course
Toolliyo Assistant
Ask about tutorials, ebooks, training, pricing, mentor services, and support. I use public site content only—not admin or internal tools.

care@toolliyo.com

Need callback? Share your details