Log in
Choose your language

Basic SQL Course

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

What will I learn?

This course equips you with essential SQL skills to confidently query real-world data. You'll grasp core concepts, data types, key commands, then advance to filtering, sorting, joins, grouping, and HAVING clauses. Hands-on practice covers advanced aggregations, window functions, performance tips, plus clean formatting, validation, and portable SQL for production-ready results.

Elevify advantages

Develop skills

  • Core SQL querying: Craft efficient SELECT, WHERE, ORDER BY statements on practical datasets.
  • Joins expertise: Merge tables seamlessly for precise business metrics and reports.
  • Aggregations with HAVING: Calculate KPIs using COUNT, SUM, AVG alongside targeted filters.
  • Window functions mastery: Rank data, track running totals, and extract top-N results swiftly.
  • SQL best practices: Format, validate, and deliver adaptable SQL across leading 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

I was just promoted to Intelligence Advisor for the Prison System, and the course from Elevify was crucial for me to be chosen.
EmersonPolice Investigator
The course was essential to meet my boss's and the company's expectations.
SilviaNurse
Very great course. Lots of rich information.
WiltonCivil Firefighter

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