Re: Using PK value as a String

From: Bill Moran <wmoran(at)collaborativefusion(dot)com>
To: Moritz Onken <onken(at)houseofdesign(dot)de>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Using PK value as a String
Date: 2008-08-12 15:04:16
Message-ID: 20080812110416.8e0d6e1c.wmoran@collaborativefusion.com
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In response to Moritz Onken <onken(at)houseofdesign(dot)de>:

> We chose UUID as PK because there is still some information in an
> integer key.
> You can see if a user has registered before someone else (user1.id <
> user2.id)
> or you can see how many new users registered in a specific period of
> time
> (compare the id of the newest user to the id a week ago). This is
> information
> which is in some cases critical.

So you're accidentally storing critical information in magic values
instead of storing it explicitly?

Good luck with that.

--
Bill Moran
Collaborative Fusion Inc.
http://people.collaborativefusion.com/~wmoran/

wmoran(at)collaborativefusion(dot)com
Phone: 412-422-3463x4023

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