Data Quality Fundamentals Course
This course provides foundational skills in maintaining high data quality for retail business intelligence, covering error detection, SQL-based validation, monitoring, and workflow implementation to ensure accurate and reliable data for decision-making.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
The Data Quality Basics Course teaches you how to ensure reliable retail data across online shops, POS systems, and marketing platforms. Learn to identify and correct common errors in sales, customer, and product tables, create effective SQL-based checks, set up monitoring and alerts, and establish simple workflows, documentation, and tools that keep reports accurate, timely, and prepared for confident decision-making.
Elevify advantages
Develop skills
- Diagnose retail BI data problems: identify root causes quickly with practical SQL checks.
- Create simple data quality rules: for nulls, ranges, duplicates, and referential issues.
- Set up automated data quality monitoring: with alerts, runbooks, and audit trails.
- Implement a practical BI QA workflow: reconcile sources and approve dashboards.
- Use templates and tools: ready-made SQL patterns and DQ scorecards for retail.
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 workloadWhat our students say
Your lessons are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, and I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons get straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt Engineering Student
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