The Event Store interface is the canonical data store in event sourcing, and it’s in charge of persisting and retrieving events produced by your system.| ismaelcelis.com
A pattern from Domain-Driven Design describing a cluster of domain objects that can be treated as a single unit for persistant storage and transactions.| martinfowler.com
The Command Layer is the place where business logic happens, user input is handled and decisions are made. In this article I explore the role of the Command Layer in event-sourced systems| ismaelcelis.com