On Thu, Jun 29, 2006 at 06:40:13PM +0200, Thomas Hallgren wrote:
> Martijn van Oosterhout wrote:
> >On Thu, Jun 29, 2006 at 03:54:36PM +0200, Thomas Hallgren wrote:
> >  
> >>I have to concur with this. Assume you use a bytea for a UUID that in 
> >>turn is used as a primary key. The extra overhead will be reflected in 
> >>all indexes, all foreign keys, etc. In a normalized database some tables 
> >>may consist of UUID columns only.
> >>    
> >
> >So you create a UUID type. It's cheap enough to create new types after
> >all, that's one of postgresql's strengths.
> It would be a whole lot easier if I could use a domain.

It seems to me that maybe the backend should include a 16-byte fixed
length object (after all, we've got 1, 2, 4 and 8 bytes already) and
then people can use that to build whatever they like, using domains,
for example...

Have a nice day,
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> From each according to his ability. To each according to his ability to 
> litigate.

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