Re: stored procedure

From: Bruno Wolff III <bruno(at)wolff(dot)to>
To: Peter Choe <choepete(at)mindspring(dot)com>
Cc: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: stored procedure
Date: 2003-04-01 16:51:41
Message-ID: 20030401165141.GA16823@wolff.to
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On Tue, Apr 01, 2003 at 11:26:47 -0500,
Peter Choe <choepete(at)mindspring(dot)com> wrote:
> thanks. i just tried it out and it seems that it would generate a
> random number between 0 and 1. is that a valid assumption? if that is
> the case, how can i cast it to an int value? i assume that there is a
> cast function somewhere, but i can't tell by the names of the pronames.

Normally you multiply by the range you want and then you can make a cast.
Note however, that multiplication may cause a value to round up so that
(6*random())::int might on very rare occasions return 6 instead of the
expected 0, 1, 2, 3, 4 or 5. (At least on some systems.)

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