Tom Lane wrote: > Greg Stark <[EMAIL PROTECTED]> writes: > > Tom Lane <[EMAIL PROTECTED]> writes: > >> Do we know that? The results I showed put at least one fundamentally > >> 32bit platform (the PowerBook I'm typing this on) at dead par for 32bit > >> and 64bit CRCs. > > > Wait, par for 32-bit CRCs? Or for 64-bit CRCs calculated using 32-bit ints? > > Right, the latter. We haven't actually tried to measure the cost of > plain 32bit CRCs... although I seem to recall that when we originally > decided to use 64bit, someone put up some benchmarks purporting to > show that there wasn't much difference.
OK, thanks. I didn't know that. -- 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 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])