Understanding and Applying CQRS

Explore a comprehensive 48-minute conference talk from EuroPython 2018 that delves into Command Query Responsibility Segregation (CQRS), a design pattern for creating scalable applications with improved database performance and resilience. Learn about the challenges of intense data access in web applications and how CQRS addresses these issues. Discover the conceptual framework of CQRS, including Command Stack and Query Stack structures. Gain hands-on experience with live coding demonstrations using the Nameko framework to implement CQRS in a Python application, utilizing both PostgreSQL and MongoDB databases. Examine common myths and mistakes associated with CQRS implementation. Conclude with a Q&A session to further clarify concepts and applications of this powerful design pattern.