Latest Event-Sourcing Articles

Snapshotting and projection rebuilding solve two different performance and reliability problems in event-sourced systems. As an aggregate accumulates events, reconstructing its state by replaying the entire stream can become expensive. A snapshot stores a checkpoint of that aggregate's state so subs

Event Sourcing is a software architecture pattern in which application state is persisted as a sequence of events rather than storing only its latest value. Every event represents a meaningful change that has already occurred, such as an account being opened, money being deposited, or an order being