Nathan Vack wrote:
> Unless I'm totally, hugely mistaken, MARC doesn't say anything about
> holdings data, right? If I want to facet on that, would it make more
> sense to add holdings data to the MARC XML data, or keep separate xml
> files for holdings that reference the item data?
As others have said, you can get *some* holding data in a marcxml file,
but nothing that will help you. Especially the holding data could
change at a moments notice. You will have to get access to your
holdings data some other way on a real-time (or 15 - 30 minute) delay.

Andrew