Good stuff, KG. It is a boon to the UT that you not only have advanced SQL knowledge but that you are happy to share it. Have I said welcome back? ;-)

Thanks, I appreciate it....and yes, you have, thanks, several times :)

(Sniff) almost makes up for ones not expressed by members of the Captain-Cooker Society or the Big Smoke (sniff, sob, whimper, sniff) :)