Hi Holger,
Thanks for the reply. This answers my question.
Regards,
Mark.
On Friday, June 29, 2012 8:36:06 PM UTC+10, Holger Knublauch wrote:
>
> Mark,
>
> I believe SPINMap may provide a good foundation and the custom bits for
> your ontology can be added using SPIN functions. So in other words, if you
> can use the built-in features of SPINMap for 90% of your mapping needs then
> you should try to express the remaining bits using extension functions. You
> can model those functions after the examples from the SPINMapL namespace -
> everything in SPINMap is written in SPIN itself, i.e. no magic tricks or
> hard-coded stuff.
>
> For complex scenarios where the design assumptions of SPINMap are not a
> good match, you are free to add conventional SPARQL CONSTRUCT rules. From
> what I see in your scenario, SPINMap plus a couple of extension functions
> may be a good choice. But of course the devil may be in the detail...
>
> HTH a bit - we can hopefully answer more in depth if you have specific
> questions.
>
> Holger
>
>
>
> On Jun 29, 2012, at 3:50 PM, Mark Colquhoun wrote:
>
> Hi,
>
> I'm not sure if Spin Map is best tool for the job but I was hoping to
> create a mapping where a new resource is created by looking for a
> particular type of grandparent along a transitive property and once the
> right type was found, select a property on it an assign it to a property on
> the target.
>
> The SPARQL for this would look something like:
>
> SELECT ?value
> WHERE
> {
> ?target prod:belongsTo ?ancestor .
> ?ancestor a prod:site .
> ?ancestor prod:name ?value .
> }
>
> where the ?target variable and the prod:site type would ideally be
> arguments to the mapping function and prod:belongsTo is a transitive
> property. From looking at the help, I would have to create my own spinmap
> function to achieve this?
>
> Regards,
> Mark.
>
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