EVENTING-ARCHITECTURE

Event-driven architecture decoupling producers and consumers.

Definition

EDA enables temporal decoupling, scalability, replayability. Key patterns: Event Notification, Event-Carried State Transfer, Event Sourcing, CQRS. Standards: CloudEvents (CNCF), AsyncAPI (Linux Foundation). Major brokers: Kafka, AWS EventBridge, Google Pub/Sub, RabbitMQ.

Origin

Concept formalised by Gartner 2003 ; reinforced by microservices 2014+.

Example in context

An e-commerce publishes OrderPlaced event to Kafka ; downstream services (Inventory, Email, Analytics) consume.

Related terms

• OpenLineage — data events observability.