What you'll learn

Managing globally distributed databases is a key skill for Azure developers. In this course, Microsoft Azure Cosmos DB Developer (DP-420): Design and Implement Data Distribution, you’ll learn to design and manage global data distribution, ensure high availability, and optimize performance. First, you’ll explore how to configure consistency models and choose the right one for your application’s needs, evaluating the impact on performance, availability, and cost. Next, you’ll discover how to manage automatic and manual failovers, ensuring system resilience during regional failures. Finally, you’ll learn how to implement multi-region writes and resolve conflicts using custom policies, ensuring data consistency across distributed regions. When you’re finished with this course, you’ll have the skills and knowledge of Azure Cosmos DB’s global distribution capabilities needed to pass the DP-420 certification exam and effectively implement Cosmos DB solutions in real-world, high-performance, and globally distributed applications.