SQL Course Beginner To Advanced
This comprehensive SQL course takes you from beginner to advanced levels using real-world data. Learn schema design, efficient querying, data insertion, and advanced techniques like window functions and optimization to build reliable database skills.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Master SQL from beginner to advanced through a practical course using real-world data. You'll learn proper schema design, DDL, keys, constraints, and normalisation, then move on to crafting efficient SELECT statements, joins, filters, and date queries. Next, you'll insert realistic test data and ensure data integrity. Finally, explore window functions, subqueries, indexing, time-series analysis, and query optimisation for quick, dependable insights.
Elevify advantages
Develop skills
- Design strong SQL schemas: model entities, keys, and relationships quickly.
- Write clear SQL queries: joins, filters, and aggregates for actual business data.
- Master advanced SQL: window functions, subqueries, and time-series analysis.
- Create and optimise indexes: speed up slow queries with hands-on tuning.
- Build realistic test data: batch inserts, anonymisation, and integrity checks.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

André FelipePrompt Engineering Student
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