Basic SQL Course
This course provides a comprehensive introduction to SQL, covering essential querying techniques, data manipulation, and best practices for writing efficient, production-ready code.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
This Basic SQL Course quickly builds the skills you need to query real datasets with confidence. You will learn core concepts, data types, and essential commands, then move into filtering, sorting, joins, grouping, and HAVING. Practice advanced aggregations, window functions, and performance basics, while mastering clean formatting, validation checks, and portable deliverables for reliable, production-ready queries.
Elevify advantages
Develop skills
- Core SQL querying: write clean SELECT, WHERE, ORDER BY in real tech datasets.
- Joins mastery: combine multiple tables for accurate, production-ready metrics.
- Aggregations & HAVING: compute KPIs with COUNT, SUM, AVG and precise filters.
- Window functions: rank users, compute running totals, and top-N in minutes.
- SQL delivery standards: format, test, and ship portable SQL for major databases.
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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