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Implementing Domain-Driven Design by Vaughn Vernon

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Structural Freedom with A+ES

One of the biggest practical advantages of A+ES is the simplicity of persistence and the versatility it provides. No matter how complex the structure of a given Aggregate is, it can always be represented with a sequence of serialized Events that can be used to reconstitute it. Many domains influence changes to the model over time, with new behaviors or modeling subtleties that arise from changing requirements of an evolving system. Even if we must restructure the internal implementation of a given Aggregate in order to deal with significant changes, A+ES can most times facilitate such changes with lower risks and little frustration to developers.

The sequence of Events associated with a specific identity is usually ...

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