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Re: why hierarchy?

From: JOG <jog_at_cs.nott.ac.uk>
Date: 31 Jul 2006 09:20:52 -0700
Message-ID: <1154362852.453472.289180@i3g2000cwc.googlegroups.com>


Neo wrote:
> > ... graph models don't work. Information isn't constrained to binary relationships and your model is.
>
> Could you give a simple example of such information that dbd shouldn't
> be able to handle? Could you show how to do it with a RMDB?#

Well ok, but first, if your amenable to it, could you just remind me how me how you would represent something like "A person called Bob is friends with a person called Tom" in your system (obviously that's a bidirectional relationship). Ta. Received on Mon Jul 31 2006 - 11:20:52 CDT

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