We, as experienced users and consultants for Axon, encourage developers that work with Axon Framework or are considering working with it, to read the following blog by Frans van Buul from AxonIQ. This blog explains in a clear and structured way, how to avoid the pitfalls that can happen when replaying past events after changing/adding read models. […]
Axon from the trenches: how to keep your code compatible with legacy events and Sagas
Imagine you’re using Axon to run an event sourcing application. Your production event store might contain millions of events, created in various versions of the application. Wouldn’t it be nice to know for sure that the latest version of your application plays nicely with all your production events and Sagas, including those from previous versions? […]
CQRS as a Junior Developer
Fresh from university, searching for a development job, having one within two weeks. And at an interesting company at that. That is what happened to me about a year ago. So, you could (and probably should) call me a junior developer. After a month of trainings and new experiences I was put on my first […]
New features in Axon Framework 2.1
Recently, Axon Framework 2.1 has been released. It comes packed with improvements and some exciting new features. In this post, I’ll briefly iterate of what’s new in this version. Furthermore, we have also scheduled a few workshops and trainings.
Axon Framework 2.0-rc1 released
Axon 2 has hit an important milestone today, as we have published the first Release Candidate. This release marks a major milestone towards the final 2.0 release, expected early January. All features on the roadmap have been implemented in this release. The coming weeks, these features will be refined and fine-tuned for optimal performance and […]
Axon Framework 0.7 released
Today, I released the 0.7 version of Axon Framework. A lot has happened since 0.6, and that’s why it took a little longer for this version to come out. This new version is a huge step towards the 1.0, of which the first milestone release should be available before March 2011. All basic building blocks […]
Tutorial – Getting started with CQRS and Axon Framework
Axon Framework greatly simplifies building CQRS based Event Driven architectures in Java. Such an architecture provides very powerful options in terms of application scalability and extensibility. In this tutorial, I want to go though the process of setting up a basic application architecture with the Axon Framework.
Axon Framework 0.6 released
Today, I released version 0.6 of the Axon Framework. 0.6 has many new features and is another step towards full production readiness. There is still some work to do, but first, let’s take a look at what has changed…
Greg Young to attend on DDDnl meetup about CQRS on March 1st.
On March 1st, Erik Rozendaal will give a presentation about Command Query Responsibility Seggregation (CQRS). Greg Young, one of the masterminds behind CQRS, has confirmed that he will be present during this meetup too. Seems like a good recipe for an interesting evening. Attendance is free, but registration is required. Read on for details.
Axon Framework – the CQRS framework for Java – version 0.4 released
Last week, I published the 0.4 release of the Axon Framework. Axon helps developers build high performance, scalable and extensible applications using the CQRS pattern. The 0.4 release is a major step towards 1.0, and includes transactional event handling, high-performance caching repositories and easy configuration of event sourcing support. Furthermore, we have also built a […]