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Oracle SOA BPEL Process Manager 11gR1 – A Hands-on Tutorial by Ravi Saraswathi, Jaswant Singh

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Event-Driven Architecture (EDA)

Service-Oriented Architecture (SOA) and Event-Driven Architecture (EDA) are two complementary architectures for separating service consumers and producers. At present, both architectures are being implemented together.

The following are the two architecture models available for interaction between service consumers and producers:

  • Request-driven interaction
  • Event-driven interaction

Traditional service-oriented approach uses request-driven interaction. The event-driven model provides loose coupling between consumers and producers compared to the request-driven interaction model.

In an event-driven SOA, instead of pushing the data to a service, the service reads the data from a common platform such as messaging. Usually, ...

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