Rapid Development with Hibernate in CQRS Read Models

In this post I’m going to share a few tricks for using Hibernate tooling in CQRS read models for rapid…

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Persistence in CQRS Read Models

One of the biggest benefits of CQRS is the ability to implement multiple read models. Business rules and the domain…

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Writing an Event-Sourced CQRS Read Model

Discussions about event sourcing and CQRS seem to usually focus on the overall system architecture or various flavors of domain-driven…

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Achieving Consistency in CQRS with Linear Event Store

In a recent project involving an event-sourced CQRS system, we decided to do some things that seem somewhat unusual compared…

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Introduction to Event Sourcing and Command-Query Responsibility Segregation

The concepts of event sourcing (ES) and command-query responsibility segregation (CQRS) have been around for quite a while. They are…

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Validating Class/Package Dependencies with Classycle

Classycle is a very nice analyzer and dependency checker for class and package dependencies. It lets you define package groups…

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Walking Recursive Data Structures Using Java 8 Streams

The Streams API is a real gem in Java 8, and I keep finding more or less unexpected uses for…

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Java 8 Streams API as Friendly ForkJoinPool Facade

One of features I love the most about Java 8 is the streams API. It finally eliminates pretty much all…

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Careful With Native SQL in Hibernate

I really like Hibernate, but I also don’t know a tool that would be nearly as powerful and deceptive at…

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