SCCM? Is this anything like Crystal Reports?
Edit: Oh wait, never mind. I assume you're talking about
http://technet.microsoft.com/en-us/c...r/default.aspx?
If it's a canned report, simply modifying the underlying SQL query won't do it on its own. You'll also need to add the extra field to the report itself. Or, have you figured that part out but you need help with editing the query itself?
Need more input, is what I'm basically saying.