Intermediate SQL Course
What will I learn?
Level up your Business Intelligence skills with our Intermediate SQL Course, designed to sharpen your data analysis know-how. Go deeper into time series and customer segmentation analysis, become a pro at data cleaning and transformation. Explore SQL functions, including string, mathematical, and date-time operations. Get good at joins, set operations, and ways to make things run faster. Learn aggregation, grouping, and the best ways to handle errors and keep things secure. Unlock advanced query skills with CTEs, subqueries, and window functions. Sign up now to take your SQL skills to the next level.
Apoia's Unique Benefits
Build skills
Enhance your practical skills in the areas listed below
Master time series analysis to spot useful data trends.
Improve your data cleaning and transformation skills.
Optimise SQL queries with advanced indexing tricks.
Carry out complex joins to bring data together properly.
Use SQL best practices to code securely and efficiently.
Suggested summary
Workload: between 4 and 360 hours
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
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.