Understanding CQRS and Event Sourcing

This chapter explores Command Query Responsibility Segregation (CQRS) and its relationship with event sourcing in software design. It highlights the benefits of separating read and write operations, using practical examples like banking transactions to explain how historical events shape current states. The discussion also addresses the complexities of implementing CQRS and event sourcing, emphasizing the need for careful consideration to avoid pitfalls in software development.