Maybe this will help http://sql-ex.ru/help/select18.php
04.04.2012, 02:03, "JORGE MALDONADO" <jorgemal1960(at)gmail(dot)com>:
> I have a parent table and a child table. In order to detect duplicate information I need to consider both tables. This means that a "duplicate record" consists of one parent record and one or more child records. Is there any standard approach to solve this issue?
>
> Respectfully,
> Jorge Maldonado