Re: Define "flatten database" ?

From: Jan Hidders <jan.hidders_at_REMOVETHIS.pandora.be>
Date: Sat, 12 Feb 2005 14:29:26 GMT
Message-ID: <apoPd.9882$6Y1.407671@phobos.telenet-ops.be>

Gene Wirchenko wrote:
>
> By this definition, it appears that converting XML to
> comma-delimited would be flattening. XML does not, to my knowledge,
> use the term "normal form", so this flattening would not be
> denormalising.

Just for the record, there is actually such a thing as the XML normal form. The theory on that is by no means complete yet, but developing quite rapidly. There's the work by Arenas and Libkin, but also by Millist Vincent.

Jan Hidders

Received on Sat Feb 12 2005 - 08:29:26 CST