Bruno Wolff III wrote: > On Thu, Aug 25, 2005 at 16:14:04 -0400, > Bruce Momjian <pgman@candle.pha.pa.us> wrote: > > Ilia Kantor wrote: > > > Both backend and users may have a nice use of the function. > > > > > > > > > > > > Nice and fast hashing when one doesn't need encryption. > > > > We already have MD5 encryption in the server. Why would someone want > > CRC32?
True, but if there are several million rows, a 32-bit CRC isn't really useful (too many collisions). I can see it useful in a few cases, but not for general usefulness. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org
