Sorry for top-post.  I've written a huge deal on on all these topics for
over 10 years, and I'm sorry that at present I'm not very disposed to spend
a lot of time in close discussion.  If I'm able to grab a few cycles this
week, I can provide no end of pointers to my articles expanding on the bits
you picked out.

--Uche

On Wed, Sep 2, 2009 at 9:47 AM, Frank Manola <fmanola@a...> wrote:

>
> On Sep 2, 2009, at 11:03 AM, Peter Hunsberger wrote:
>
>  Went off list, by mistake.  Uche comments on RDF  got me to ask what
>> he meant and it seems relevant to the general question....
>>
>>
>> ---------- Forwarded message ----------
>> From: Peter Hunsberger <peter.hunsberger@g...>
>> Date: Tue, Sep 1, 2009 at 8:45 PM
>> Subject: Re: [xml-dev] What is Data?
>> To: Uche Ogbuji <uche@o...>
>>
>>
>> On Tue, Sep 1, 2009 at 6:37 PM, Uche Ogbuji<uche@o...> wrote:
>>
>>>
>>> In my opinion RDF should have been about expressing context across the
>>> narrative aspects of content, including XML documents (or at least XML
>>> without the mess that is  PSVI and all that).  Instead RDF makes mixed
>>> content and such a pain, and focuses too much on granular data typing,
>>> and
>>> relies on a basic statement model (triples) far too limited to express
>>> useful nuance.
>>>
>>
> I'm still not sure what some of this means.  I could read my own
> interpretation into these things, but specifically, could we have some
> examples of what is meant by:
>
> "expressing context across the narrative aspects of content"
>
> "mixed content"
>
> "granular data typing"
>
> "useful nuance"
>
>
>> The last part (triples) was my first frustration and I've definitely
>> run into the pain of fitting mixed content into it.  Hadn't thought
>> about the granular types that much, but you're right on that one too.
>>  Shame, really.  Wouldn't it be nice to be able to answer Rogers
>> original question by simply pointing at RDF and saying "anything that
>> fits in there" with the fit, for well, everything, being obvious....
>>
>>
> A variant on this might be a good way to tease out some of the issues
> people have with RDF (or with definitions of data in general).  Suppose we
> answered Roger's original question by saying that data is anything that can
> fit into a relational DBMS.  The fit isn't always obvious (hence issues of
> database design), but take that as a starting point.  Now lets discuss the
> problems folks have with that definition.  Since anything you can fit into a
> relational DBMS you can fit into RDF (with its own issues of "database
> design"), presumably many of the problems will be the same.
>
> --Frank
>
>  --
>> Peter Hunsberger
>>
>>
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-- 
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