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Persistence Ignorance is Overrated

If you’re using an ORM and creating “domain entities” you’re likely trying to force your database structure into your domain model. That can work but the point of persistence ignorance is to let you domain model shine without knowing how it’s persisted. But you’re data structure will force you down a certain path if you treat your data model as your domain model. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Persistence Ignorance Persistence ignorance is a great concept, but in practice, it’s a little harder… Read More »Persistence Ignorance is Overrated

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The Power of Ubiquitous Language in Domain-Driven Design

There’s one key aspect that can really unlock your understanding of domain-driven design: the ubiquitous language. It’s the secret sauce. Let’s explore some different ways of thinking about it that might just give you the big “aha moment” you’re looking for. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Be Aware of Terminology First, be acutely aware of the terminology and words used in any part of the organization. Words have different meanings depending on the context, and recognizing this can help you identify boundaries within… Read More »The Power of Ubiquitous Language in Domain-Driven Design

Event-Driven Architecture Issues & Challenges

Event-Driven architecture has a lot of benefits but comes at the cost of another set of problems. Some of the Event-Driven Architecture Issues are visibility in workflows and business processes, consistency, idempotency, and consumer lag. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Visibility While there are undeniable benefits, the trade-offs often lead to increased complexity. One of the primary Event-Driven Architecture issues faced is visibility, especially when using messaging for workflows. Let’s consider a scenario where a client places an order. This action sends a… Read More »Event-Driven Architecture Issues & Challenges