Re: PROV-ISSUE-55 (are-provenance-uris-needed): Are provenance URIs really needed [Accessing and Querying Provenance]

On 25/08/2011 23:50, Luc Moreau wrote:
>
> Hi Graham,
>
> I think it's unfortunate.
>
> You seem to dismiss the case where there is no natural URI for provenance.

I don't dismiss it.  I just think its a less-preferred option for a web-based 
specification.

As you note, the specification provides for the case where there is no URI, but 
I still think its appropriate to encourage developers to provide URIs where 
reasonably easy to do so.

#g
--

> In situations where provenance is dynamic, a query has typically to be issued,
> to retrieve the provenance
> related to a given context-uri. The implementer will have to extract the
> context-uri from the provenance-uri.
>
> I appreciate your reference to the architecture document [1]. But to say:
> - To benefit from and increase the value of the World Wide Web, agents should
> provide URIs as identifiers for resources.
> and follow it by:
> - The term "resource" is used in a general sense for whatever might be
> identified by a URI.
> strikes me as somewhat circular. So, what kind of good practice are we trying to
> follow?
>
> For the case identified in the issue I raised, I believe that provenance is
> better referred to by a query (containinig
> a context-uri). I don't doubt that this query can be encoded as a URI, but that
> doesn't make it a natural URI.
>
> For this reason, I believe that we should not encourage one approach or
> the other, and we should have a neutral presentation.
>
> Cheers,
> Luc
>
>
>
>
> On 25/08/11 13:47, Graham Klyne wrote:
>> I think it's entirely appropriate that we should *encourage* developers to
>> allocate and use URIs for accessing provenance.
>
> [1] http://www.w3.org/TR/2004/REC-webarch-20041215/#pr-use-uris
>

Received on Friday, 26 August 2011 07:54:46 UTC