Rick Schumeyer <rschumeyer@xxxxxxxx> writes: > I'm working with someone who is about to upgrade from (I believe) pg 7.4 > to pg 8.1. > What would be the best resource to read to look for "gotchas"? Release > notes? At the moment, we don't care about performance problems, only > things that might break. Reading the release notes is good, but you really really should test the application(s) against a test 8.1 installation before you go live ... regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend