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 with T-SQL you can run in SSMS — queries, indexes, procedures, and real DataVerse projects.

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 real mongosh examples.

100 lessons
Open course
Beginner to Advanced

Oracle SQL Tutorial

Learn Oracle Database step by step — SQL, PL/SQL, DBA basics, and real enterprise 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
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