XML confuses me sometimes, but I\'m trying to get this figured out. What the vendor is telling me doesn\'t make sense but again, XML and I don\'t get along :)
I have
Well I think the best possible answer is - ask them. They could even be parsing your XML as a text file and so you might need to have line breaks and some "correct" order of attributes.
If they would parse this correctly order wouldn't matter (at least not in terms of valid requests). As I see it they should build two tables and join them with supplied ids.