Microsoft® SQL Server™ 2000 Meta Data Services now uses Extensible Markup Language (XML) encoding in native mode. You can import, export, and publish repository meta data in a format that more closely matches your
XML encoding supercedes the XML Interchange Format (XIF) that was part of previous versions of the software. For more information, see XML in Meta Data Services and Using XML Encoding.
XML IExport Interface Overview
XML IImport Interface Overview