Thanks for the example and for attempting to answer my question, I've been posting it all over the place and have had minimal response, granted it's a small bit of business in Sql Server. My question might have been a bit vague, I'd hoped that by keeping it simple it might spark more conversation. So, to refine the issue using your example ...

>> Aside from this, if anyone has discovered any creative ways to resolve an xs:import against a schema stored in a different collection I'd love to hear about it. Not likely to happen. Schemas are compiled into types at cataloging so they can be statically analyzed by the query optimizer. It would be nice to say that a column is typed by ...

I'm working with typed xml in Sql server '05 and haven't been able to resolve a couple questions through the documentation or any of my searches so far - so fanfare aside here is the most immediate question: If I have an XML Schema Collection with multiple namespaces how can I specify an xml column or variable that only targets one of ...