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Re: Conneg definition was: Re: Start of profiles analysis page - 2nd reply

From: Annette Greiner <amgreiner@lbl.gov>
Date: Fri, 8 Dec 2017 11:42:26 -0800
To: public-dxwg-wg@w3.org
Message-ID: <0b9e5b43-d01b-901a-7965-5ff2b2c6b317@lbl.gov>
Oh, maybe I misunderstood. Is the DCAT-AP for Europe a true parent of 
these other DCAT-AP-Xs? I was thinking of the (nonexistent) DCAT-AP as a 
general parent of DCAT-AP for Europe as well the others. That is what I 
was thinking doesn't exist. The namespacing here is very confusing.


On 12/8/17 8:12 AM, Karen Coyle wrote:
> I'm not sure what you mean by "flat". I'd say that DCAT-AP is an AP, but
> since there's no particular "standard" or "guidance" for APs, it is
> self-defined in terms of its mode of expression of the content of the
> AP. Does that make sense?
>
> kc
>
> On 12/8/17 7:59 AM, Annette Greiner wrote:
>> Except that there is no such thing as a profile called DCAT-AP, right? The space is still flat.
>> -Annette
>>
>> Sent from my iPhone
>>
>>> On Dec 8, 2017, at 3:42 AM, <Peter.Winstanley@gov.scot> <Peter.Winstanley@gov.scot> wrote:
>>>
>>> Hi Karen - the data.  And yes, inheritance too.
>>>
>>>
>>> -----Original Message-----
>>> From: Karen Coyle [mailto:kcoyle@kcoyle.net]
>>> Sent: 08 December 2017 11:21
>>> To: public-dxwg-wg@w3.org
>>> Subject: Re: Conneg definition was: Re: Start of profiles analysis page - 2nd reply
>>>
>>> Peter, are you referring to the data that is coded using that AP, or the
>>> AP itself? As far as I know, if you want the data coded in DCAT-AP but
>>> not DCAT-AP-IT the site providing the data would need to be able to
>>> create the DCAT-AP-only dataset. If they cannot, then you could accept
>>> DCAT-AP-IT and perform the limiting to DCAT-AP at your end. (This also
>>> brings up the notion of cascading/inheriting in APs, another sticky
>>> topic on our plate.)
>>>
>>> kc
>>>
>>>> On 12/8/17 2:52 AM, Peter.Winstanley@gov.scot wrote:
>>>> So in a DCAT-AP context we are getting national catalogues with refinements on the core DCAT-AP.  AFAIK there is a DCAT-AP-IT for italy, and a DCAT-AP-SK for Slovakia.  The convention seems to be developing in this way using a 2char country code.
>>>>
>>>> If I want to merge then perhaps I just want the DCAT-AP version without any country-specific additions.
>>>>
>>>> Would this be an appropriate and testable use case for this?
>>>>
>>>> -----Original Message-----
>>>> From: Karen Coyle [mailto:kcoyle@kcoyle.net]
>>>> Sent: 08 December 2017 10:38
>>>> To: public-dxwg-wg@w3.org
>>>> Subject: Conneg definition was: Re: Start of profiles analysis page - 2nd reply
>>>>
>>>> Annette, thanks for the reality check. And as Ruben says, the main aim
>>>> is to access data that matches one or more application profiles.
>>>>
>>>>> On 12/8/17 1:24 AM, Ruben Verborgh wrote:
>>>>> Hi Annette,
>>>>>
>>>>>> In my mind, the conneg bit that's needed is about adding the ability to negotiate not the profile itself but the distribution (of a dataset) that supports a preferred profile.
>>>> The only requirement seems to be:
>>>>
>>>> 6.8.3 Profile negotiation
>>>> Create a way to negotiate choice of profile between clients and servers
>>>>
>>>> Perhaps that needs to be more specific so that it is clearly about
>>>> choosing data that is consistent with a given application profile.
>>>>
>>>> kc
>>>>
>>>>> The second is our main aim,
>>>>> but conneg clearly also makes sense for the profile itself
>>>>> if that is available in multiple representations.
>>>>>
>>>>>> Content negotiation already has the capability to handle the case of requesting a copy of astrodcat itself as astrodcat.rdf vs astrodcat.xml vs astrodcat.json.
>>>>> Indeed, it's this mechanism I propose to reuse
>>>>> (but no need to mandate that).
>>>>>
>>>>> Ruben
>>>>>
>>> -- 
>>> Karen Coyle
>>> kcoyle@kcoyle.net http://kcoyle.net
>>> m: 1-510-435-8234 (Signal)
>>> skype: kcoylenet/+1-510-984-3600
>>>
>>>
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-- 
Annette Greiner
NERSC Data and Analytics Services
Lawrence Berkeley National Laboratory
Received on Friday, 8 December 2017 19:42:58 UTC

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