In a new article, SOA architect Michael Poulin explains the necessity for SOA governance to ensure an SOA initiative's success, and explains the role the OASIS SOA Reference Model and the accompanying SOA Reference Architecture assign to SOA Governance. Michael observes SOA governance specifics from the enterprise perspective and illustrates them with several examples of SOA Governance policies.
In a new article, ThoughtWorks' Ian Robinson discusses how consumer-driven contracts, in the form of "stories for services" and unit tests exchanged between service development streams, can strengthen the service-oriented development lifecycle. In contrast to contracts defined from the POV of the provider, consumer-driven contracts result from combining the demands of all known service consumers.
In a recent posting, ZapThink analyst Ron Schmelzer tackles the belief that a system is either loosely-coupled, or it isn’t. Although the importance of loose-coupling has been known for some time, the dialogue around this post has garnered some interesting discussion.
Adopting Agile practices requires a shift in the organisation on many different levels, but can making such a change lead to serious trouble?
In this article, MomentumSI's Ed Vazquez explains the basics of SOA governance, with an explicit focus on the need for a holistic SOA governance model and shared governance principles.
SOA involves creating a platform of reusable networked services. One of the most commonly requested services is identity management, which can provide a single sign-on context for a host of services. This article was written by two identity management experts from Oracle.
The 2nd installment in a series of articles for creating Software as a Service, "Multi-Tenant Data Architecture" is now available from the Microsoft Architecture Strategy Team on MSDN.