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Re: why hierarchy?

From: J M Davitt <jdavitt_at_aeneas.net>
Date: Tue, 01 Aug 2006 02:42:01 GMT
Message-ID: <Zbzzg.39485$vl5.37092@tornado.ohiordc.rr.com>


Neo wrote:

>>>Could someone demonstrate the advantages of XML or RM at representing
>>>the simple example shown at ...
>>
>>No, I don't think anyone will. You've used up quite a good deal of
>>good will. If you wish to proceed in your endevour, I would propose that it
>>is your job to do these comparisons.

>
>
> ftp://ftp.software.ibm.com/software/data/u2/pubs/whitepapers/nested_rdbms.pdf
>
> compares RMDB's and IBM's Nested Relational Db's method of modelling
> "nested" data. www.dbfordummies.com/Example/Ex305.asp shows how to
> model a portion of that data. Would someone be willing to directly
> compare RMBD vs dbd in modelling/querying the complete data shown in
> figure 5 of the white paper?
>

Well, model language and a few queries are given in the document. Don't they suffice? Received on Mon Jul 31 2006 - 21:42:01 CDT

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