Re: Still wondering about random numbers...
Joe Conway <joseph.conway@home.com>
From: "Joe Conway" <joseph.conway@home.com>
To: <lockhart@fourpalms.org>, "Tom Lane" <tgl@sss.pgh.pa.us>
Cc: "Dr. Evil" <drevil@sidereal.kz>, <pgsql-general@postgresql.org>
Date: 2001-08-07T16:53:15Z
Lists: pgsql-general
> > > Looks like plain old C library random numbers. If you want to use > > > /dev/random or /dev/urandom, best bet would be to write your own C function. > > > You should also check through the contrib stuff -- I don't recall seeing RNG > > > functions in there, > > I don't see any in there either, but this seems like a fine candidate for > > a contrib item. I doubt we'd accept it into the mainstream for lack of > > portability, but as a contrib item, why not? > > configure is our friend. A better random number generator is always > welcome imho, and if it can be reliably supported through autoconf then > it would stand a chance to be included in the main tree. Especially > since the usage of random() seems to be very isolated in the code. > contrib/ is always a good first step though... > > - Thomas Sounds like there's some interest in this. I just wrote a function for generating random initialization vectors from /dev/urandom within the past week -- should be easy to make a pgsql contrib out of it. I'll send something to patches in a couple of days or so. -- Joe