TAILIEUCHUNG - The Real MTCS SQL Server 2008 Exam 70/432 Prep Kit- P104

The Real MTCS SQL Server 2008 Exam 70/432 Prep Kit- P104: Congratulations on your journey to become certified in SQL Server 2008. This book will help prepare you for your exam and give you a practical view of working with SQL Server 2008. | SQL Server XML Support Chapter 11 497 function via SOAP and presto they have the information. So what happens during the process of requesting the auction information We will use the diagram shown in Figure to walk through the process. Figure Requesting Information via a Web Service 1. The Application creates a SOAP request and invokes the web service. 2. The SOAP request is sent over a network using the HTTP protocol. The Web Server receives the SOAP request which then carries out the work it has been asked to do on the Database Server. 3. When the work is completed it is turned into a SOAP response. 4. The SOAP response is sent over a network using the HTTP protocol and the SOAP request is processed by the Application. Web Services are being used by more and more companies worldwide as a mechanism to transfer data. It can bring together applications that are not written in the same programming language. XQuery Explained SQL Server 2008 supports a subset of the XQuery language as defined by the World Wide Web Consortium W3C . The XQuery is a fully featured language that is used to query structured or semistructured XML data. Based on the existing XPath query language XQuery adds support for better iteration better sorting results and the ability to construct the necessary XML. XQuery can be used to query and manipulate data from XML documents or data sources that can be viewed by XML. There are four simple methods for querying XML data with XQuery 498 Chapter 11 SQL Server XML Support Query Value Exist Nodes The query method is used to return XML data that matches a query. In Figure you will perform a query that returns everyone that has a favorite color. Figure Sample Query Method DECLARE @xmlData XML SET @xmlData xml version encoding UTF-8 standalone yes employee person name FirstName Addie FirstName LastName Banning LastName name Age 21 Age FavoriteColor Blue FavoriteColor person person name FirstName Bill FirstName LastName Bergen .

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