Architect Consultant blog

There were probably already hundreds of discussions about versioning XML schemas and WSDL documents. This Blog considers the strategy described in Thomas Erl's "Web Service Contract Design and Versioning for SOA". How would you use these practices within a CDM? This Blog considers some options you have when developing XML Schemas out of you logical CDM. Consider a small CDM in which the following model is used. LegalEntity <-- NaturalPerson <-- Employee                   <-- NonNaturalPerson Namespaces For these entities you have some possibilities to use namespaces: 1) A group of Entities share the same namespace Example: http://www.blog/organisation/v1 2) Each Entity gets its own namespace Example: http://www.blog/organisation/legalentity/v1 http://www.blog/organisation/naturalperson/v1 The advantages of option 1 are Only 1 namespace needed, namespaces are hell as we all...