Udemy

Data Quality Testing Unleashed : Theory to Implementation

Enroll Now
  • 306 Students
  • Updated 11/2025
4.7
(50 Ratings)
CTgoodjobs selects quality courses to enhance professionals' competitiveness. By purchasing courses through links on our site, we may receive an affiliate commission.

Course Information

Registration period
Year-round Recruitment
Course Level
Study Mode
Duration
3 Hour(s) 24 Minute(s)
Language
English
Taught by
North (CJ) Star
Rating
4.7
(50 Ratings)

Course Overview

Data Quality Testing Unleashed : Theory to Implementation

Learn Essential Data Quality Principles, Implement Testing with Python and Great Expectations Framework

Data Quality Testing Unleashed: From Theory to Implementation is your comprehensive roadmap to mastering Data Quality Testing using Python and the powerful Great Expectations framework. It is designed for those who want to elevate their data projects by ensuring high-quality and reliable data. This course takes you from foundational principles to hands-on implementation.

In this course, we'll explore:

  • Fundamentals of Data Quality & Testing: Discover the core principles that underpin data quality and testing, with a focus on critical dimensions like accuracy, completeness, and consistency. You’ll understand how these elements contribute to trustworthy, dependable data.

  • Introduction to the Great Expectations Framework: Gain proficiency with Great Expectations, the leading open-source tool for data validation, documentation, and profiling. This framework is crafted to set and enforce data standards, ensuring that data meets the highest quality benchmarks.

  • The Building Blocks of Great Expectations: Uncover the core components of Great Expectations, learning how to structure workflows that bring them to life. You’ll dive into the extensive expectations library, equipping yourself with versatile tools to meet diverse data validation needs.

  • Hands-On Data Quality Testing: With a focus on practical application, this course will guide you through creating multiple testing workflows. You’ll learn how to publish results, automate actions based on test outcomes, and build experience in efficiently managing data quality testing in real-world scenarios.

By the end of this course, you’ll have a thorough understanding of data quality testing principles and hands-on skills in applying the Great Expectations framework. You’ll be ready to deliver data that meets rigorous quality standards and confidently contribute to any data project with best-in-class testing practices.

Course Content

  • 9 section(s)
  • 65 lecture(s)
  • Section 1 Introduction
  • Section 2 Fundamentals of Data Quality & Measurement Dimensions
  • Section 3 Introduction to Data Quality Testing
  • Section 4 Getting Started with Great Expectations (GX Core)
  • Section 5 Deep Dive into Expectations
  • Section 6 Exploring Actions
  • Section 7 Enhancing Data Quality Visibility with Data Docs
  • Section 8 Advanced Concepts
  • Section 9 Conclusion and Next Steps

What You’ll Learn

  • Gain a clear understanding of the essential principles of Data Quality and Data Quality Testing, equipping you with the knowledge to delivering Quality Data.
  • Build robust Data Quality Testing workflows using the Great Expectations, mastering the design and automation of tests to ensure outstanding data quality.
  • Explore the Great Expectations testing framework, gaining insights into its foundational components and how they work together to ensure robust data validation.
  • Develop thorough data documentation and automate actions that respond to published data quality test results, ensuring proactive management of data quality.


Reviews

  • C
    Chakkravarthi Krushnasamy A
    4.0

    This course provides excellent clarity on Data Quality Testing using Great Expectations. My only suggestion would be to make it more interactive by including a few real-time exercises.

  • M
    Martha Lopez
    5.0

    The course is a great starting point to understand the basics of Great Expectations. The exercises are easy to follow, and the explanations are clear. It would be great to have a more complex scenario showing other integrations.

  • C
    Carol Jaimes
    5.0

    Muy buen curso, con buenos ejemplos de implementacion. Y conceptos claves. Además del uso de GReat Expectations, Jupyter Notebooks y Python.

  • R
    Rocco Salvetti
    1.0

    Copypasting code with rushed examinations. It all seems AI generated.

Start FollowingSee all

We use cookies to enhance your experience on our website. Please read and confirm your agreement to our Privacy Policy and Terms and Conditions before continue to browse our website.

Read and Agreed