Encyclopedia of Database Systems

2018 Edition
| Editors: Ling Liu, M. Tamer Özsu

Choreography

  • W. M. P. van der Aalst
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-8265-9_1198

Definition

In a service oriented architecture (SOA) services are interacting by exchanging messages, i.e., by combining services more complex services are created. Choreography is concerned with the composition of such services seen from a global viewpoint focusing on the common and complementary observable behavior. Choreography is particularly relevant in a setting where there is not a single coordinator.

Key Points

The terms orchestration and choreography describe two aspects of integrating services to create business processes [1, 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. Orchestration is concerned with the interactions of a single service with its environment.

Figure 1illustrates the notion of choreography. The dashed area shows the focal point of choreography, i.e., the aim is to establish...
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Recommended Reading

  1. 1.
    Dumas M, van der Aalst WMP, ter Hofstede AHM. Process-aware information systems: bridging people and software through process technology. New York: Wiley; 2005.CrossRefGoogle Scholar
  2. 2.
    Kavantzas N, Burdett D, Ritzinger G, Fletcher T, Lafon Y. Web Services Choreography Description Language Version 1.0 (W3C Candidate Recommendation). 2005. http://www.w3.org/TR/2005/CR-ws-cdl-10-20051109/.
  3. 3.
    Weske M. Business process management: concepts, languages, architectures. Berlin: Springer; 2007.Google Scholar

Copyright information

© Springer Science+Business Media, LLC, part of Springer Nature 2018

Authors and Affiliations

  1. 1.Eindhoven University of TechnologyEindhovenThe Netherlands

Section editors and affiliations

  • Hans-Arno Jacobsen
    • 1
  1. 1.Department of Electrical and Computer EngineeringUniversity of TorontoTorontoCanada