Real-World Event Sourcing

Wrapping Up

With the conclusion of this chapter, you’ve now worked with all of the fundamental building blocks of event sourcing systems, culminating in an exploration of process managers, one of the more difficult primitives to learn to use properly. Event sourcing is similar to the board game Go in that the core set of rules is easy to learn and remember, but mastering the game itself can take a long time.

In the upcoming chapters, you’ll take the toolbox you’ve developed so far and apply it to building applications that tackle real problems without any sleight of hand. You’ll apply aggregates, projectors, process managers, gateways, commands, and events to create practical solutions and further remove fear and uncertainty from the realm of ...