SQL Training Course
Master SQL for real-world tech projects. Learn SELECT, JOINs, DML, DDL, indexing, transactions, and window functions using practical e-commerce data so you can query, model, and optimize relational databases with confidence.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
This SQL Training Course gives you practical skills to query, update, and manage relational databases with confidence. Learn SELECT, filtering, sorting, and pagination, then master joins, subqueries, and set operations. Build and alter schemas, enforce constraints, and design normalized structures. Practice DML, transactions, indexing, and data quality techniques so you can write efficient, reliable SQL for real-world applications fast.
Elevify advantages
Develop skills
- Write efficient SELECT, JOIN, and subquery SQL for real-world tech data.
- Design clean relational schemas with keys, constraints, and normalization.
- Master INSERT, UPDATE, DELETE with safe transactions and soft-delete tactics.
- Use GROUP BY and window functions for fast analytics and reporting.
- Tune indexes, manage locks, and keep production SQL databases healthy.
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 get 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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Course in PDF