Orchestration

In a Service Oriented Architecture (SOA) services are interacting by exchanging messages, i.e., by combining services more complex services are created. Orchestration is concerned with the composition of such services seen from the viewpoint of single service.

The terms “orchestration” and “choreography” describe two aspects of integrating services to create business processes [2,3]. The two terms overlap somewhat and the distinction is subject to discussion. Orchestration and choreography can be seen as different “perspectives.” Choreography is concerned with the exchange of messages between those services and is often be characterized by analogy “Dancers dance following a global scenario without a single point of control.” Orchestration is concerned with the interactions of a single service with its environment. Here an analogy can also be used. In orchestration, there is someone, “the conductor”, who tells everybody in the orchestra what to do and makes sure...

Authors and Affiliations

1. Eindhoven University of Technology, Eindhoven, The Netherlands

   W. M. P. van der Aalst

Editors and Affiliations

1. College of Computing, Georgia Institute of Technology, 266 Ferst Drive, 30332-0765, Atlanta, GA, USA

   LING LIU (Professor) (Professor)

2. Database Research Group David R. Cheriton School of Computer Science, University of Waterloo, 200 University Avenue West, N2L 3G1, Waterloo, ON, Canada

   M. TAMER ÖZSU (Professor and Director, University Research Chair) (Professor and Director, University Research Chair)

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