SQL Refresher Course
Sharpen your SQL skills with our SQL Refresher Course, designed for tech professionals wanting to boost their database knowledge. Get stuck into database design, become a master at writing SQL queries, and optimise performance with advanced techniques. Learn to manipulate data efficiently, explore complex queries, and stay up-to-date with the latest SQL features and best practices. This concise, high-quality course gives you the power to tackle real-world challenges, making sure you're at the cutting edge of your game.

from 4 to 360h flexible workload
certificate recognized by MEC
What will I learn?
Sharpen your SQL skills with our SQL Refresher Course, designed for tech professionals wanting to boost their database knowledge. Get stuck into database design, become a master at writing SQL queries, and optimise performance with advanced techniques. Learn to manipulate data efficiently, explore complex queries, and stay up-to-date with the latest SQL features and best practices. This concise, high-quality course gives you the power to tackle real-world challenges, making sure you're at the cutting edge of your game.
Elevify advantages
Develop skills
- Master database design: Create efficient schemas with primary and foreign keys.
- Write advanced queries: Use CTEs, window functions, and nested queries.
- Optimise SQL performance: Put indexing into practice and analyse execution plans.
- Manipulate data effectively: Perform bulk operations and manage records.
- Apply SQL best practices: Make sure security is tight and adopt the latest SQL features.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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