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Intermediate SQL Course

What will I learn?

Make your Business Intelligence brain sharp pass before with our SQL Course for People Wey Know Road Small. E dey designed to make you sabi check data deep deep. You go learn how to check data wey change over time and how to group customers. You go sabi clean and change data well well. You go learn different kind SQL work, like how to handle words, numbers, and date-time. You go sabi how to join data from different places and how to make am run fast. You go learn how to group things together and the best way to do things so you no make mistake and your data safe. You go open your eye to different kind query wey get power, like CTEs, subqueries, and window functions. Register now so your SQL brain go correct!

Apoia's Unique Features

Accessible online course for a lifetime
Certificate aligned with educational standards
Printable PDF summaries
Online support available at all times
Select and arrange the chapters you wish to study
Set your own course workload
Instant feedback on practical activities
Study anytime, no internet required

Develop skills

Enhance your practical skills in the areas listed below.

Sabi check data wey change over time so you go see wetin dey happen.

Learn how to clean and change data to make am correct.

Make your SQL query run fast by using better indexing.

Join data from different places so you go get the full picture.

Do SQL work the correct way so your code go safe and work fine.

Suggested summary

Workload: between 4 and 360 hours

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

  • Choose which chapter to start with
  • Add or remove chapters
  • Increase or decrease 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 development. It is not equivalent to a technical, undergraduate, or postgraduate course, but it offers practical and relevant knowledge for your professional journey.