SQL Basics Course
This course provides foundational SQL skills for querying relational databases, covering SELECT statements, filtering, joins, aggregation, and best practices for cross-platform compatibility.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
The SQL Basics Course equips you with hands-on skills to query actual relational databases quickly. You'll grasp the essentials of SELECT, filtering, sorting, and pagination, then advance to joins between various tables, keys, and data types. You'll practise key analytics methods using aggregates, GROUP BY, and HAVING, and wrap up with top tips for writing clear, adaptable, and easy-to-troubleshoot SQL that works across common database platforms.
Elevify advantages
Develop skills
- Master SELECT queries: extract exact data swiftly from any relational database.
- Filter, sort, and paginate results: create neat, ready-for-use SQL reports.
- Join multiple tables: merge user, course, and enrolment data with assurance.
- Aggregate data with GROUP BY: calculate KPIs and analytics in a handful of straightforward queries.
- Write adaptable, troubleshootable SQL: tidy style that operates on MySQL, Postgres, SQLite.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
FAQs
Who is Elevify? How does it work?
Do the courses have certificates?
Are the courses free?
What is the course workload?
What are the courses like?
How do the courses work?
What is the duration of the courses?
What is the cost or price of the courses?
What is an EAD or online course and how does it work?
PDF Course