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Basic SQL Course

Basic SQL Course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

This Basic SQL Course quickly builds the skills you need to query real datasets with confidence. You will learn core concepts, data types, and essential commands, then move into filtering, sorting, joins, grouping, and HAVING. Practice advanced aggregations, window functions, and performance basics, while mastering clean formatting, validation checks, and portable deliverables for reliable, production-ready queries.

Elevify advantages

Develop skills

  • Core SQL querying: write clean SELECT, WHERE, ORDER BY in real tech datasets.
  • Joins mastery: combine multiple tables for accurate, production-ready metrics.
  • Aggregations & HAVING: compute KPIs with COUNT, SUM, AVG and precise filters.
  • Window functions: rank users, compute running totals, and top-N in minutes.
  • SQL delivery standards: format, test, and ship portable SQL for major databases.

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
Workload: between 4 and 360 hours

What our students say

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EmersonPolice Investigator
The course was essential to meet the expectations of my boss and the company where I work.
SilviaNurse
Very great course. Lots of rich information.
WiltonCivil Firefighter

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