March 2025
Intermediate to advanced
202 pages
4h 45m
English
Content preview from Real-World Event SourcingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 4Exploring the Saga of the Process Manager
Now that you’ve finished the first three chapters, your toolbox includes commands, events, aggregates, projectors, notifiers, and injectors. You’ve created purpose-built read models and encountered some laws of event-sourced applications. In this chapter, you’ll explore the last of the fundamental building blocks of event-sourced systems: process managers. A process manager is responsible for managing stateful, long-running processes. Here, “long-running” means anything that requires multiple events and commands to complete. In other words, the length refers to the plurality of events that make up the process and not the passage of time. Other resources you encounter might refer to process ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.