LOS ANGELES — Microsoft at its Professional Developers Conference 2003 here on Tuesday will discuss intentions to add an XML data type to its SQL Server database, with the Yukon release of the ...

Note the following general limitations that apply to the xml data type: The stored representation of xml data type instances can't exceed 2 GB. It can't be used as a subtype of a sql_variant instance.

SQL Server does not yet support an XML data type or the SQL/XML extensions, but Tom Rizzo, SQL Server group product manager at Redmond, Wash.-based Microsoft, says that Yukon, due in 2004, will ...

Data Types: XML data types might not map directly to SQL data types. Referential Integrity: Maintaining relationships between elements during conversion can be difficult.

Even better, these examples show how to pass XML data to stored procedures, and how they can be made to read single or multiple sets of criteria easily, using only a few lines of TSQL. Stored ...

IBM and Microsoft are also taking steps to make unstructured XML data fit as comfortably as traditional structured data in their respective data management systems.