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Re: guid/uuid datatype

From: Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>
To: Neil Conway <neilc(at)samurai(dot)com>
Cc: Gevik Babakhani <pgdev(at)xs4all(dot)nl>, Magnus Hagander <magnus(at)hagander(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Bruce Momjian <bruce(at)momjian(dot)us>, Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-patches(at)postgresql(dot)org
Subject: Re: guid/uuid datatype
Date: 2007-01-25 16:57:43
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-patches
Neil Conway wrote:
> On Sun, 2007-01-21 at 00:17 +0100, Gevik Babakhani wrote:
>> So.. do we agree for uuid to be included in the core?
> I'd be curious to know the degree to which the proposed patch is
> consistent with RFC 4122, which AFAIK is the most recent relevant
> standard.
> With regard to functions for generating UUIDs, I think we should at
> least include the methods specified by RFC 4122 that can be implemented
> without too many unportable assumptions. I believe that means MD5 & SHA1
> hashing of an arbitrary identifier, and UUIDs generated via a PSRNG.

I thought the consensus was to provide the only atatype initially and 
look into providing the generator functions later or via an external 
project (pgfoundry or contrib/).


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