XML and ADO.NET
If the XML data instance conforms to the DTD, the document is said to be:

an HTML document.
type-valid.
not-type-valid.
type-invalid.

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XML and ADO.NET
With XML:

database data can automatically be extracted from XML documents only.
All of these
views are not limited to one multi-valued path only.
documents can automatically be generated from database data only.

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