TAILIEUCHUNG - Lecture Introduction to XML: XML Namespaces

After completing this unit, you should able to: Describe the reasons for using namespaces, describe the syntax used in namespaces, define and illustrate an example using namespaces, define problems with namespaces, list and define the best practices to use when using namespaces, describe the status of namespaces in the industry. | Welcome to XML Namespaces Copyright IBM Corporation 2004 Course materials may not be reproduced in whole or in part without the prior written Unit Objectives After completing this unit you should able to Describe the reasons for using namespaces Describe the syntax used in namespaces Define and illustrate an example using namespaces Define problems with namespaces List and define the best practices to use when using namespaces Describe the status of namespaces in the industry Copyright IBM Corporation 2004 Problem Element and Attribute Names Can Be Ambiguous Consider the following XML document catalogEntry book title this book title isbn 0001 isbn author title Dr. title lastName Expert lastName firstName Iman firstName author book catalogEntry How does an application know that -The first occurrence of title is a book title. -The second occurrence of title is a person s title. Need a way to eliminate the ambiguity for the purpose of processing. Copyright IBM Corporation .

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