Thanks everyone...VERY much appreciated.

I ended up doing this...and it seemed to work well.

What do you all think?

UPDATE e

SET e.UserID = q.UserID

FROM #Events AS e

INNER...

Hi everyone, thanks again for all your help.

I tried Ramesh's suggestion first, but to my surprise, it was only slightly quicker.

Was then going to try Chris Morris's suggestion but I'm...

THANK YOU ALL SOOOOO MUCH!!

I really appreciate and am in awe of your skills.

You all may have saved my job!!!

Good karma to you all, and if any of you...