What is this course for?
Learn SQL queries to find, combine and check database records.
Start with a clear goal and practise each tool on a small example. This helps you see what you understand and which steps need more work.
Learning topics
- Tablesunderstand rows and relationships
- Selectionfilter and sort records
- Joinscombine related tables
- Validationcompare results with source data
Practical task
Write a query that counts monthly orders from customer and order tables.
Check the result, note where you got stuck and try that step again with a different example.
Who is it for?
This course suits beginners and people who want to apply the skill in study, work or a personal project.
Building your understanding
Start with small tables whose query results you can check manually. Watch for duplicate rows and missing values when joining data so the resulting figures remain meaningful.
Before enrolling
Use the contact form to confirm the format, tutor, duration, price and availability of a suitable group.
Planning your learning in Baku
If you are looking for a course in Baku, discuss your experience and intended outcome. Confirm the teaching location and available days so learning fits around work or study.