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Re: rev and the costs of inverses/aliases in SPARQL

From: Ivan Herman <ivan@w3.org>
Date: Mon, 08 Mar 2010 19:21:58 +0100
Message-ID: <4B954046.5030009@w3.org>
To: Dan Connolly <connolly@w3.org>
CC: public-sparql-dev <public-sparql-dev@w3.org>, public-rdfa <public-rdfa@w3.org>

On 2010-3-8 18:43 , Dan Connolly wrote:
> On Mon, 2010-03-08 at 17:41 +0100, Ivan Herman wrote:
> [...]
>> Which unnecessarily complicates the structure.
> OK, those examples help.
> This sort of generality is less helpful:
>> There is another issue. There is already deployed RDFa out there. Quite
>> a lot, actually.
> If you could give a few examples, that would make the case much
> more strongly.
>>  As a consequence, there is a strong requirement of
>> backward compatibility in the RDFa WG charter. This also means that if
>> the @rev is removed from the core HTML5 document, RDFa will have it
>> alongside the RDFa specific attributes like @about or @resource...
> My understanding is that there's just one design that
> W3C is working on for RDFa in text/html; it will either have @rev
> or it will not.

The current setup is such that the RDFa+HTML5 document will be in
synchrony with RDFa1.1, and the latter has to keep backward compatibility...




Ivan Herman, W3C Semantic Web Activity Lead
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Received on Monday, 8 March 2010 18:21:36 UTC

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