| From: | ghaverla(at)freenet(dot)edmonton(dot)ab(dot)ca |
|---|---|
| To: | pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: Re: Re: RANDOM function? |
| Date: | 2001-07-31 13:22:59 |
| Message-ID: | Pine.A41.3.95.1010731072114.47568C-100000@freenet.edmonton.ab.ca |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-novice |
On Tue, 31 Jul 2001, Einar Karttunen wrote:
> That sounds very hard to implement effeciently. Could you send me some
> high level pseudocode? I think that a with 31 bit random integers the
> probablity to get the same value is very very small. If it is too big
> I can always change to bigints.
I got 516 hits at Google.com on
random number generator "without replacement"
some hits in C, some in C++, .... One employs the
Gnu Scientific Library,
Gord
Matter Realisations http://www.materialisations.com/
Gordon Haverland, B.Sc. M.Eng. President
101 9504 182 St. NW Edmonton, AB, CA T5T 3A7
780/481-8019 ghaverla @ freenet.edmonton.ab.ca
780/993-1274 (cell)
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Einar Karttunen | 2001-07-31 13:27:39 | Re: Re: Re: RANDOM function? |
| Previous Message | Neal Lindsay | 2001-07-31 13:19:15 | Re: Re: Re: RANDOM function? |