Ken Hirsch <[log in to unmask]> wrote:

> You can't do it using SUPRTOOL, I'm pretty sure.

Actually, Ken, you're wrong.  You can do it, just not in one pass.  You use
DUP NO KEY to get the entries for a column and DUP ONLY KEY to find those
left over.  Repeat until the DUP ONLY KEY result is empty.  You use SUPRLINK
to combine each pass.

Ken