The Aggregate Is Dead. Long Live the Aggregate!

Explore a thought-provoking conference talk that challenges the traditional concept of Aggregates in Domain-Driven Design (DDD). Delve into the complexities and potential pitfalls of defining and implementing Aggregates, and discover alternative approaches to modeling business constraints. Learn why some developers consider the Aggregate pattern unnecessary and examine more flexible methods for handling consistency in system design. Gain insights into the challenges of refactoring Aggregate structures, especially when using event-sourcing techniques. Consider how relaxing consistency requirements might lead to more adaptable and maintainable systems. Join the speakers as they present their perspective on moving beyond Aggregates and explore innovative ways to model domain concepts effectively.

The Aggregate is dead. Long live the Aggregate! by Sara Pellegrini & Milan Savic @ Spring I/O 2023