Re: shapes-ISSUE-91 (hsolbrig): Default Cardinality [SHACL Spec]

On Mon, Sep 28, 2015 at 1:17 AM, Arthur Ryman <>

> I vote -1 to defining optional values for any constraint.
> The current design is consistent in its treatment of absent
> constraints, namely that they do not lead to any checks. It is
> therefore inconsistent to say that if minCount or maxCount are absent
> then they are in effect present with some default value. If is
> especially inconsistent to assign default values that give a result
> different than if the constraints were absent.

I agree with Arthur here, all constraints should be explicitly stated in
the SHACL graph.

- Dimitris

Dimitris Kontokostas
Department of Computer Science, University of Leipzig & DBpedia Association
Projects:, http://,
Research Group:

Received on Monday, 28 September 2015 07:02:58 UTC