RabbitMQ in Depth

Chapter 3. An in-depth tour of message properties

This chapter covers

• Message properties and their impact on message delivery
• Using message properties to create a contract with publishers and consumers

In chapter 1, I detailed how I set out to decouple member login events from database writes that were causing delays for members logging into a website. The advantages of doing so quickly became clear to our entire engineering organization, and using a loosely coupled architecture for database writes took on a life of its own. Over time, we began to leverage this architecture in new applications we were developing. No longer were we just processing member login events, we were using this architecture for account deletions, email message generation, ...