The datatype of the column would, of course, have to be XML.
Tied to that, you would create an XML SCHEMA COLLECTION , using the values of all attributes expected, including whether they are required fields (ie NULL/ NOT NULL).
this will then be implemented as Attribute_XML XML (MySchema)
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Space, the final frontier? not any more...
All limits henceforth are self-imposed.
“libera tute vulgaris ex”