CodeWithSQL.com

Learn SQL Online - Free Courses from Beginner to Advanced

Master SQL with structured, hands-on courses. Real code examples, practical exercises, and professional mentorship. No signup required.

3

Courses

26

Chapters

100%

Free
-- Your first SQL query
SELECT name, email
FROM customers
WHERE country = 'UAE'
ORDER BY name;

-- Result:
name          | email
-------------|------------------
Sara Ahmed   | sara@email.com
Ali Hassan   | ali@email.com

Built for Practical SQL Learning

Not another theory dump. Every lesson has real SQL you can run, real results you can see.

Real Code Examples

Every lesson includes syntax-highlighted SQL with actual query results. Copy, paste, run.

Structured Path

3 courses, 26 chapters, 79 topics. Beginner to advanced in a logical progression.

1-on-1 Mentorship

Need personal guidance? Work directly with an SQL professional who adapts to your pace.

No Signup Required

All courses are free and open. No registration, no email, no paywall. Just start reading.

Choose Your Starting Point

Each course builds on the previous one, but you can jump in at any level.

SQL Beginner
8 chapters · Start here
  • SQL Syntax, Data Types & Operators
  • CREATE, ALTER, DROP, INSERT, UPDATE, DELETE
  • SELECT, WHERE, ORDER BY, GROUP BY
  • INNER, LEFT, RIGHT, CROSS & SELF JOINs
  • Aggregate & Scalar Functions
Start Beginner
SQL Intermediate
6 chapters · Level up
  • Views, Stored Procedures & Triggers
  • Database Normalization (1NF to BCNF)
  • Transactions & ACID Properties
  • Subqueries, CTEs & Set Operators
  • Indexes & Error Handling
Start Intermediate
SQL Advanced
12 chapters · Expert level
  • Window Functions (RANK, ROW_NUMBER, LAG)
  • Performance Tuning & Execution Plans
  • Locks, Deadlocks & Isolation Levels
  • SQL Injection Prevention & Encryption
  • Partitioning & Large Database Strategies
Start Advanced

From Zero to SQL Pro

1
Pick a Course

Choose Beginner, Intermediate, or Advanced based on your current knowledge.

2
Read & Practice

Work through chapters with real SQL examples. Run the code on your own database.

3
Build Skills

Each chapter builds on the last. By the end, you can design and optimize real databases.

4
Get Help

Stuck? Book a 1-on-1 mentorship session or use our SQL development services.

3

Courses

26

Chapters

79

Topics

100%

Free

Built for Every SQL Learner

Students

Preparing for tech interviews or database coursework? Build a solid SQL foundation.

Data Analysts

Write better queries, build dashboards, and extract insights from any database.

Developers

Understand what's happening behind the ORM. Optimize queries, design schemas.

Professionals

Business analysts, PMs, and managers who need to query data without waiting for IT.

Ready to Write Your First Query?

Start with the basics and work your way up. No signup, no payment, no excuses.

Start Chapter 1 Contact Us