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From: Florian G. Pflug <[email protected]>
To: Neil Conway <[email protected]>
Cc: Peter Eisentraut <[email protected]>
Cc: Gevik Babakhani <[email protected]>
Cc: [email protected]
Subject: Re: [DOCS] uuid type not documented
Date: Tue, 10 Apr 2007 22:04:36 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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Neil Conway wrote:
> On Tue, 2007-04-10 at 18:28 +0200, Peter Eisentraut wrote:
>> The problem is that most of the standard methods are platform dependent, as 
>> they require MAC addresses or a "good" random source, for instance.
> 
> http://archives.postgresql.org/pgsql-patches/2007-01/msg00392.php
> 
> ISTM random() or similar sources is a sufficient PSRNG for the purposes
> of UUID generation -- I can't see anything in the RFC that would
> contradict that.

Maybe a short-term solution could be a UUID-generated function that
takes some kind of seed as a parameter. People not concerned about
collisons could just pass some random value, while others could use
the mac-address of the client or something similar.

greetings, Florian Pflug

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