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Basic SQL Course

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

What will I learn?

This course teaches essential SQL skills to query databases confidently. Learners master core concepts, data types, key commands, filtering, sorting, joins, grouping, HAVING clauses, advanced aggregations, window functions, performance tips, clean formatting, validation, and portable queries for production use.

Elevify advantages

Develop skills

  • Master core SQL queries using SELECT, WHERE, ORDER BY on live datasets.
  • Excel in joins to merge tables for precise business metrics.
  • Handle aggregations and HAVING for KPIs with COUNT, SUM, AVG, and filters.
  • Apply window functions for rankings, running totals, and top-N results quickly.
  • Follow SQL best practices for formatting, testing, and delivering portable code.

Suggested summary

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.
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 I work for.
SilviaNurse
Very great course. Lots of rich information.
WiltonCivil Firefighter

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