Definitions
Bounded Context A bounded context is simply the boundary within a domain where a particular domain model applies. DDD (Domain Driven Design) deals with large models by dividing them into different Bounded Contexts and being explicit about their interrelationships. (Like SalesContext and SupportContext) Saga Implementing each business transaction that spans multiple services is a saga. A saga is a sequence of local transactions. Each local transaction updates the database and publishes a message or event to trigger the next local transaction in the saga. If a local transaction fails because it violates a business rule then the saga executes a series of compensating transactions that undo the changes that were made by the preceding local transactions. There are two ways of coordinating sagas: Choreography - each local transaction publishes domain events that trigger local transactions in other services Orchestration - an orchestrator (object) tells the participants what local ...
