Re: ISSUE-133 syntax simplifications & regularizations

On May 12, 2016 6:11 PM, "Karen Coyle" <kcoyle@kcoyle.net> wrote:
>
>
>
> On 5/10/16 7:36 AM, Dimitris Kontokostas wrote:
>>
>> After a quick offline discussion with Holger we would like to propose
>> some work towards syntax simplification
>>
>> The proposal has 2 aspects that go together
>> 1. we remove the sh:defaultValueType from SHACL (Peter also had concerns
>> with this - see issue-128)
>> 2. we simplify sh:constraint in the following ways
>>
>> a. sh:constraint is renamed to sh:node (other names welcome) and may
>> have only values of sh:NodeConstraint type
>> b. native sparql constraints (which could be used inside sh:constraint)
>> are now declared separately using a new property sh:sparqlConstraint
>> that allows only sh:SparqlConstraints
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>
> Would this still be in the Core Constraints section? Isn't all other
native use of SPARQL is in sections 6 (SPARQL-based constraints) and later?

Yes this will be section 6 or later we might only make a reference from
sections 2.3 / 3
>
> kc
>
>>
>> We believe this is a simplification everyone will like and would like to
>> put it in the agenda for the next telco. Any comments are welcome
>>
>> rational for this change is the discussion for wording section 2.3.
>> sh:defaultValueType was complicating things and one of the reasons it
>> was introduced is to disambiguate the values of sh:constraint.
>> With this change every predicate can have only one possible type now
>> and sh:defaultValueType is no longer needed
>>
>> Best,
>> Dimitris
>>
>> --
>> Dimitris Kontokostas
>> Department of Computer Science, University of Leipzig & DBpedia
Association
>> Projects: http://dbpedia.org, http://rdfunit.aksw.org,
>> http://http://aligned-project.eu <http://aligned-project.eu/>
>>
>> Homepage:http://aksw.org/DimitrisKontokostas
>> Research Group: AKSW/KILT http://aksw.org/Groups/KILT
>>
>
> --
> Karen Coyle
> kcoyle@kcoyle.net http://kcoyle.net
> m: 1-510-435-8234
> skype: kcoylenet/+1-510-984-3600
>