Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> comp.databases.theory -> Re: 1GB Tables as Classes, or Tables as Types, and all that refuted

Re: 1GB Tables as Classes, or Tables as Types, and all that refuted

From: Rene de Visser <Rene_de_Visser_at_hotmail.com>
Date: Wed, 24 Nov 2004 21:32:58 +0100
Message-ID: <co2r5d$5v7$00$1@news.t-online.com> 





"Alfredo Novoa" <alfredo_at_ncs.es> schrieb im Newsbeitrag 
news:41a4e1b0.30883453_at_news.wanadoo.es...


>>, ie. "a relation cannot be a

>>type", if I understand you right ?

>

> This is true, but this is not the same as you said above.

In the relational programming language AP5, a type is simply a relation of 
arity 1.


i.e. types are a special case of relations.



Rene.
Received on Wed Nov 24 2004 - 14:32:58 CST












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US