SQL Course Beginner To Advanced
This comprehensive SQL course takes you from beginner to advanced levels using practical, real-world data scenarios. Start with schema design, DDL, keys, constraints, and normalization. Progress to efficient SELECT statements, joins, filters, and date queries. Practice inserting test data while maintaining integrity. Conclude with window functions, subqueries, indexing, time-series analysis, and query optimization for fast, reliable insights.

flexible workload from 4 to 360h
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. After that, practise inserting realistic test data and ensuring data integrity. Finally, explore window functions, subqueries, indexing, time-series analysis, and query optimisation to deliver 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 sluggish 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 classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, I've already recommended you to others...

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

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

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt Engineering Student
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