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Re: Updates to PROV-AQ

From: Paul Groth <p.t.groth@vu.nl>
Date: Fri, 4 Jan 2013 15:31:38 +0100
Message-ID: <CAJCyKRrDVi8qFsEa2ds56SeCqxu0w6kvAy2-zZ91H-7J4BVSwg@mail.gmail.com>
To: Graham Klyne <graham.klyne@zoo.ox.ac.uk>
Cc: W3C provenance WG <public-prov-wg@w3.org>
Thanks Graham.

I'll have a look and respond to any changes requested from Tim during the
next week and also organize the review email.

Paul


On Fri, Jan 4, 2013 at 3:27 PM, Graham Klyne <graham.klyne@zoo.ox.ac.uk>wrote:

> Paul,
>
> Re: http://dvcs.w3.org/hg/prov/raw-file/47a1f3baf67a/paq/prov-aq.html
>
> By sending this message, I'm relinquishing the editing token on PROV-AQ.
>
> Following yesterday's telecon, I've updated PROV-AQ along the lines
> discussed.
> In the process, a couple of points came clearer to me:
>
> 1. What we've been calling a "provenance service" is actually a provenance
> query
> service - with a very simple query protocol.  Accordingly, I've changed the
> descriptions and prov: namespace names.  I think the resulting document
> actually
> reflects quite well the distinction between direct access to provenance and
> provenance query services, so I suggest the current document name is
> actually
> appropriate.
>
> 2. The provenance query service type is *not* a superclass of the
> individual
> query mechanism types (direct HTTP and SPARQL) - the relationship here is
> more
> akin to FRBR Work and Expression rather than one of generalization.  I
> think
> this may be why Tim and I were taking different positions on the use of
> types;
> we were considering different usage (discovery vs mechanism selection).
>
> ...
>
> Thus, the current document has been updated as follows:
>
> changeset:   5381:a374c48027b9
> user:        Graham Klyne
> date:        Fri Jan 04 13:26:13 2013 +0000
> files:       paq/prov-aq.html
> description:
> Separate prov:DirectQueryService (specific mechanism) from
> prov:ProvenanceQueryService (generic)
>
>
> changeset:   5380:7b4580bd6d52
> user:        Graham Klyne
> date:        Fri Jan 04 13:11:24 2013 +0000
> files:       paq/prov-aq.html
> description:
> Fix some section cross-references; rename 'prov:hasProvenanceService' as
> 'prov:hasQueryService'
>
>
> changeset:   5379:f00efdbb4f6e
> user:        Graham Klyne
> date:        Fri Jan 04 13:03:57 2013 +0000
> files:       paq/prov-aq.html
> description:
> Reorganize provenance query service description to accommodate SPARQL
> (ISSUE
> 601); 'rename provenance service' as 'provenance query service'; rename
> 'prov:ProvenanceService' as 'prov:ProvenanceQueryService'
>
> ...
>
> The structural changes are mainly in section 4: I've reorganized the
> material to
> reflect the more distinctly the roles of service description and specific
> mechanisms.
>
> The name and terminology changes have been applied throughout the document,
> along with some editorial changes to better reflected the nature of the
> services
> referenced by the Link: headers, etc.   But beyond name changes, I don't
> think
> there are any substantive changes to content in this up-date outside
> section 4.
>
> #g
> --
>



-- 
--
Dr. Paul Groth (p.t.groth@vu.nl)
http://www.few.vu.nl/~pgroth/
Assistant Professor
- Knowledge Representation & Reasoning Group |
  Artificial Intelligence Section | Department of Computer Science
- The Network Institute
VU University Amsterdam
Received on Friday, 4 January 2013 14:32:07 UTC

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