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SQL Crash Course

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

What will I learn?

SQL Crash Course provides quick, practical experience with actual data. Learn to add realistic test records, craft accurate SELECT queries, filter by dates, and handle NULLs. Create tables with strong keys and constraints, design an online shop database, master joins, GROUP BY, and window functions, and use database-specific advice for SQLite, MySQL, and PostgreSQL to generate precise, dependable reports swiftly.

Elevify advantages

Develop skills

  • Quick SQL data seeding: insert realistic test users, orders, and products fast.
  • Core SELECT mastery: filter, sort, and slice data for real-world tech reports.
  • Pro joins and subqueries: combine multiple tables for clean, accurate insights.
  • Aggregations and window functions: compute KPIs, rankings, and sales summaries fast.
  • Practical data modeling: design keys, constraints, and indexes for online stores.

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

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to switch platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.
André Felipe
André FelipePrompt Engineering Student

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