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This glossary supports the following titles:


SOA Design Patterns


Web Service Contract Design & Versioning for SOA


SOA Principles of Service Design

Service-Oriented Architecture: Concepts, Technology, and Design

Modern SOA Infrastructure: Technology, Design, and Governance
SOA with REST
Next Generation SOA: A Real-World Guide to Modern Service-Oriented Computing
SOA with .NET & Azure
SOA with Java
SOA Governance
SOA Security: Practices, Patterns, and Technologies for Securing Services
SOA and Cloud Computing: Practices, Patterns, Technologies


This glossary also supports the SOA Certified Professional (SOACP) program.

For more information, visit: www.soacp.com
and
www.soaschool.com




namespace prefix

(contributed by Andre Tost and Priscilla Walmsley)

Within an XML document, namespaces are represented by an abbreviated prefix - the namespace prefix - which is appended to each element and attribute that is part of the namespace. Which prefix is associated with which namespace is defined by a namespace declaration, using the xmlns attribute.

Some standard XML vocabularies have the same prefix associated to them anywhere they are used, making the prefix a de-facto part of the standard. For example, the prefix "xsd" is typically used for the XML Schema namespace in XML schema documents.

The following example highlights the prefixes for three different namespaces and further illustrates how the prefixes are used to uniquely differentiate between three identically named XML elements. This example is from Chapter 4 of the book Web Service Contract Design and Versioning for SOA:



See also:

- default namespace

- expanded name

- local name

- namespace

- qualified name (QName)

- target namespace

- XML vocabulary

The Prentice Hall Service-Oriented Computing Series from Thomas Erl
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