> You can accomplish what assertions do using triggers. > I think the issue is generating triggers for general assertions that don't > totally suck performancewise.
Ah, I see. So the points is that checking the integrity between two complete data sets can become a preformace killer. Thanks for the feed back. Regards, Richard Broersma Jr. ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org