Sql Refresher Course

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Content always updated in your course.

Basic course of 4 hours free

Completion certificate

AI tutor

Practical activities

Online and lifelong course

What I will learn?

Elevate your SQL skills with our SQL Refresher Course, designed for technology professionals seeking to enhance their database expertise. Dive into database design, master SQL query writing, and optimize performance with advanced techniques. Learn to manipulate data efficiently, explore complex queries, and stay updated with the latest SQL features and best practices. This concise, high-quality course empowers you to handle real-world challenges, ensuring you remain at the forefront of your field.

Live mentoring rooms weekly

Count on our team of specialists to help you weekly

Imagine learning something while clearing your doubts with people who already work with it? At Apoia this is possible

Have access to open rooms with various market professionals


Expand your network


Exchange experiences with specialists from other areas and solve your professional challenges.

Learning outcomes

Strengthen the development of the practical skills listed below

Master database design: Create efficient schemas with primary and foreign keys.

Write advanced queries: Utilize CTEs, window functions, and nested queries.

Optimize SQL performance: Implement indexing and analyze execution plans.

Manipulate data effectively: Perform bulk operations and manage records.

Apply SQL best practices: Ensure security and adopt the latest SQL features.