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Re: [ENT] reuse of rif namespace for rif:imports.

From: Ivan Herman <ivan@w3.org>
Date: Tue, 25 May 2010 13:54:45 +0200
Cc: "Chimezie Ogbuji" <ogbujic@ccf.org>, "Birte Glimm" <birte.glimm@comlab.ox.ac.uk>, "SPARQL Working Group" <public-rdf-dawg@w3.org>
Message-Id: <A5FBF81F-CF1B-4F10-9876-A0963D68FA39@w3.org>
To: Axel Polleres <axel.polleres@deri.org>

On May 25, 2010, at 13:42 , Axel Polleres wrote:

> 
> We have overall four alternatives, it seems:
> 
> 1.  (ab)using the rif: namespace, i.e. rif:imports: might be acceptable, we need to check with rif group. 
> 
>    concern: may be confusing, since recursive imports are not considered as RIF-RF combination semantics doesn't know about rif:imports 
> 

Understand

> 2.  (ab)using the rdf: namespace, i.e. rdf:rif-imports. 
> 
>    potentially similar issues as 1?
> 

Indeed

> 3.  use the sparql: namespace, which we need for functions etc. anyways... i.e.  sparql:rifImports or sparql:rif-imports
>     pro: straightforward
>     con: it was raised earlier that this import mechanism may be useful/needed by others, so we shouldn't tie it to sparql.
> 

Agree with 'con' (sorry Birte, that is also an answer to you). I would not want this to be too sparql specific

> 4. use a new namespace *and* a new prefix, eg. rif2rdf:imports where 
>     @prefix rif2rdf = <http://www.w3.org/ns/rif2rdf#imports>
> 
> 

I actually do not have a problem with that one


> 
> <chair-hat off> My personal opinion:
> 
>  While I am still worried a lot about the objection for 1. and fear objections against 2., I am starting to think about the objection against 3. with a bit more distance... why should we speculate about later reuse that is not yet there? In case, others are free to reuse sparql:rifImports. 
> 
> - sceptical about 1.
> - neutral about 2.
> - in favor of 3.
> - neutral about 4. (admittedly, I have no idea for a "sexy" prefix name, not entirely happy with rif2rdf: )
> 
> </chair-hat off>


I am more in favour of #4.

Ivan


> 
> Other expressions of preference?
> 
> Axel
> 
> 
>> 
>> Ivan
>> 
>>> 
>>> 
>>> On 21 May 2010, at 15:52, Chimezie Ogbuji wrote:
>>> 
>>>> Okay, I've reverted back to this import URI, added an editorial note for the
>>>> URI of entailment regime, added clarifying sentences in the editorial note
>>>> regarding safety, and added additional references.  I've also updated
>>>> 'Finite Answer Set Conditions (Informative)' with additional information
>>>> regarding safety as well.
>>>> 
>>>> -- Chime
>>>> 
>>>> On 5/21/10 10:05 AM, "Ivan Herman" <ivan@w3.org> wrote:
>>>> 
>>>>> http://www.w3.org/ns/rif#imports
>>>> 
>>>> 
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>> 
>> 
>> ----
>> Ivan Herman, W3C Semantic Web Activity Lead
>> Home: http://www.w3.org/People/Ivan/
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>> 
>> 
>> 
>> 
>> 
> 


----
Ivan Herman, W3C Semantic Web Activity Lead
Home: http://www.w3.org/People/Ivan/
mobile: +31-641044153
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Received on Tuesday, 25 May 2010 11:54:03 GMT

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