Oops - Stupid mistake.
I thought i had filtered put all of the nulls and blank entries
from the source table, but I hadn't. Of course the match doesn't work
on a blank entry.
the user-defined aggregate functions do work properly, and as
expected. Sorry to trouble everyone.
--
Karl DeBisschop <[EMAIL PROTECTED]>
617.832.0332 (Fax: 617.956.2696)
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