Effective Aggregate Design

This is a three-part series about using Domain-Driven Design (DDD) to implement Aggregates. Clustering Entities and Value Objects into an Aggregate with a carefully crafted consistency boundary may at first seem like quick work, but among all DDD tactical guidance, this pattern is one of the least well understood. This essay is the basis for Chapter 10 of my book, Implementing Domain-Driven Design.

The documents are available for download as three PDFs and are licensed under the Creative Commons Attribution-NoDerivs 3.0 Unported License.

Original English Edition

Effective Aggregate Design: Part 1
Effective Aggregate Design: Part 2
Effective Aggregate Design: Part 3
 

Vaughn Vernon

Vaughn Vernon

Vaughn Vernon is a Software Ecologist, Architect, Modeler. Vaughn is a leading expert in Domain-Driven Design, and a champion of simplicity and reactive systems. He consults and teaches around Domain-Driven Design and reactive software development, helping teams and organizations realize the potential of business-driven and reactive systems as they transition from technology-driven legacy web implementation approaches. As he does so, he puts strong emphasis on embracing simplicity whenever possible. Vaughn is the author of four books: Implementing Domain-Driven Design, Domain-Driven Design Distilled, Strategic Monoliths and Microservices, and Reactive Messaging Patterns with the Actor Model, all published by Addison-Wesley.

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