On Mon, 24 Nov 2003 12:48:26 -0300 (ART) MaRcElO PeReIrA <[EMAIL PROTECTED]> wrote:
> The biggest problem it that I *can't* have holes in > that column, so it was because I used id (serial) and > forn_id (integer). > Well, if you cannot use a sequence you will have no choice but to use locking. don't use max - it isn't fast on PG use select forn_id from thetable order by fornid desc limit 1. You'll need an index on forn_id or performance will suffer. -- Jeff Trout <[EMAIL PROTECTED]> http://www.jefftrout.com/ http://www.stuarthamm.net/ ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match