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Re: ISSUE-140: Suggestion to close

From: Holger Knublauch <holger@topquadrant.com>
Date: Mon, 31 Oct 2016 09:29:41 +1000
To: "public-data-shapes-wg@w3.org" <public-data-shapes-wg@w3.org>
Message-ID: <5aa6bd7d-9747-5172-cd18-e0ba4be2f674@topquadrant.com>
Thanks for your work on the results tables, Eric. I have seen your pull 
request but I disagree with deleting the sh:targetXY triples from the 
examples. These need to be restored IMHO.

(See https://github.com/w3c/data-shapes/pull/22/files)


On 26/10/2016 22:01, Eric Prud'hommeaux wrote:
> * Holger Knublauch <holger@topquadrant.com> [2016-10-07 10:59+1000]
>> We are down to 14 open issues right now, and I am keen on making further
>> progress. My take is the sooner we have the formal list of open issues down,
>> the earlier we can focus on the informal issues raised from the outside.
>> ISSUE-140 was last discussed
>> https://www.w3.org/2016/09/27-shapes-minutes.html#item08
>> but I have to confess I did not quite understand what problem Eric was
>> referring to. It seems that Eric was merely pointing out that validation can
>> be defined independently from specific node selection (i.e. target)
>> mechanisms. I of course agree with that. Could you clarify?
> I've forked the spec and gone through about half of the examples (up
> to sh:and) and added tabular summaries:
> https://ericprud.github.io/data-shapes/shacl/
> I believe this helps readers and addresses this issue.
>> Ted seemed to request some more detail in the spec about how the validation
>> of individual nodes is supposed to happen. We already have one such
>> interface, the sh:hasShape function, which can be invoked to trigger the
>> validation of a given node against a given shape. We have no such interface
>> for the case in which only a node is given. But we also don't formally
>> define how the validation is triggered in the general, whole-graph case. We
>> could potentially add a function sh:validateNode(?node) that validates the
>> given node against all shapes with matching targets. But then people will
>> likely complain that we are adding yet another SPARQL implementation
>> requirement. Alternatively, Ted, could you clarify how else we can meet your
>> requirement?
>> Thanks,
>> Holger
>> On 23/09/2016 10:11, Holger Knublauch wrote:
>>> I had raised https://www.w3.org/2014/data-shapes/track/issues/140 myself,
>>> primarily as a reminder that validation of individual nodes should be
>>> mentioned in the spec. I have meanwhile added a sentence which IMHO
>>> addresses this need.
>>> PROPOSAL: Close ISSUE-140 as addressed by https://github.com/w3c/data-shapes/commit/2046305962be7cd47400e7a2b51cd2841dca398c
>>> Holger
Received on Sunday, 30 October 2016 23:30:16 UTC

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