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: Nulls, integrity, the closed world assumption and events

Re: Nulls, integrity, the closed world assumption and events

From: Neo <neo55592_at_hotmail.com>
Date: 23 Jan 2007 21:21:13 -0800
Message-ID: <1169616073.252598.89050@v45g2000cwv.googlegroups.com> 





> ... Looks like there are many common [bad] experiences of network models on cdt.




All these are false network data models. For instance the CODYSL is
actually a hierarchal/relational hybrid data model. A true network
model is much closer to that employed by dbd. Now that I think about
it, you are right, it also gives RM devotees a bad experience :)
Received on Tue Jan 23 2007 - 23:21:13 CST












Original text of this message













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