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SQL Refresher Course

What will I learn?

Sharpen ya SQL skills with our SQL Brush-Up Training, weh e design for tech people weh dey look to improve dem database know-how. Dive inside database design, master how to write SQL query well-well, and mek e perform betta with tough tough techniques. Learn how to handle data quick quick, explore hard queries, and keep up with the new SQL things and di correct ways to do things. Dis short but proper training go give you power to handle real life problems, so you go dey in front in ya work.

Apoia's Unique Features

Lifetime access to online courses
Certificate based on educational standards
Downloadable PDF summaries
24/7 online support available
Select and arrange the chapters you want to study
Customize your course workload
Instant feedback on practical activities
Study anytime, without needing internet access

Develop skills

Enhance the development of the practical skills listed below

Master database design: Build fine schemas with primary and foreign keys.

Write advanced queries: Use CTEs, window functions, and queries weh dey inside queries.

Optimize SQL performance: Put indexing for di table dem and check how di query dey run.

Manipulate data effectively: Do plenty operations at once and manage record dem.

Apply SQL best practices: Make sure e safe and use di new SQL things dem.

Suggested summary

Workload: between 4 and 360 hours

Before starting, you can adjust the chapters and the workload.

  • Choose which chapter to begin with
  • Add or remove chapters
  • Adjust the course workload

Examples of chapters you can add

You will be able to generate more chapters like the examples below

This is a free course focused on personal and professional growth. It is not equivalent to a technical, undergraduate, or postgraduate course, but offers practical and relevant knowledge for your professional journey.