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Mastering Spring Boot 3.0

You're reading from   Mastering Spring Boot 3.0 A comprehensive guide to building scalable and efficient backend systems with Java and Spring

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Product type Paperback
Published in Jun 2024
Publisher Packt
ISBN-13 9781803230788
Length 256 pages
Edition 1st Edition
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Author (1):
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Ahmet Meric Ahmet Meric
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Ahmet Meric
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Table of Contents (16) Chapters Close

Preface 1. Part 1: Architectural Foundations
2. Chapter 1: Introduction to Advanced Spring Boot Concepts FREE CHAPTER 3. Part 2: Architectural Patterns and Reactive Programming
4. Chapter 2: Key Architectural Patterns in Microservices – DDD, CQRS, and Event Sourcing 5. Chapter 3: Reactive REST Development and Asynchronous Systems 6. Part 3: Data Management, Testing, and Security
7. Chapter 4: Spring Data: SQL, NoSQL, Cache Abstraction, and Batch Processing 8. Chapter 5: Securing Your Spring Boot Applications 9. Chapter 6: Advanced Testing Strategies 10. Part 4: Deployment, Scalability, and Productivity
11. Chapter 7: Spring Boot 3.0 Features for Containerization and Orchestration 12. Chapter 8: Exploring Event-Driven Systems with Kafka 13. Chapter 9: Enhancing Productivity and Development Simplification 14. Index 15. Other Books You May Enjoy

Learning about CQRS

In this section, we’re going to talk about CQRS, which is an awesome software architecture pattern! CQRS is based on separating the responsibilities of the commands and queries in a system. This means we slice our application logic vertically.

By dividing commands and queries, our system becomes greatly efficient. Commands focus on data changes without worrying about queries. Queries focus only on reading data without impacting commands. Each part of the system optimizes itself, for its single purpose. It’s like dividing and conquering to make everything faster!

In this section, we will discuss the context of CQRS with its cons and pros. Later on, we will see a real-world scenario and how CQRS help to solve real problems.

What is the context of CQRS?

You may be thinking, “Why should I care about CQRS?” The simple answer is efficiency and simplicity. We can easily optimize each part separately when we split the app into command...

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