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Guru's Guide to SQL Server Architecture and Internals, The by Ken Henderson

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Mapping Schemas

XML schemas are XML documents that define the type of data that other XML documents may contain. They are a replacement for the old DTD technology originally employed for that purpose and are easier to use and more flexible because they consist of XML themselves.

By their very nature, schemas also define document exchange formats. Since they define what a document may and may not contain, companies wishing to exchange XML data need to agree on a common schema definition in order to do so. XML schemas allow companies with disparate business needs and cultures to exchange data seamlessly.

A mapping schema is a special type of schema that maps data between an XML document and a relational table. A mapping schema can be used to create ...

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