I guess you just have to write
FILTER ( ?whateverpropertytheprimarykeyismappedinto = yourvaluehere )
or maybe I didn't understand well what you're after.
--
diogo patrão
On Thu, May 12, 2011 at 6:16 AM, Julien Wollbrett <[email protected]
> wrote:
> Hi,
>
> I have a D2RQ mapping file annotated with ontological concepts. I use this
> mapping file to start a D2R-Server and I create SPARQL queries to
> interrogate my database.
> I have a problem to create my SPARQL queries and more precisely I have a
> problem to deal with primary key values.
> When I filter the value of an attribut, I use the FILTER option of SPARQL.
> But I can't use this FILTER option to filter a primary key value.
>
> *Example:
>
> **Query with a filter option*
> SELECT DISTINCT ?genotypingstudy_id_gs ?germplasm_name WHERE {
> FILTER regex(?genotypingstudy_id_gs,"^.*$").
> ?genotypingstudy_id_genotypingstudy
> vocab:genotypingstudy_id_genotypingstudy ?genotypingstudy_id_gs.
> ?genotypingstudy_id_genotypingstudy vocab:genotypingstudy_id_germplasm
> ?genotypingstudy_id_germplasm.
> ?genotypingstudy_id_germplasm vocab:germplasm_name ?germplasm_name.
> }
>
> *SQL model*
> genotypingstudy(*id_genotypingstudy,* #id_germplasm)
> germplasm(*id_germplasm*, name)
>
> Do you have any idea how to filter value of a primary key into a SPARQL
> query?
>
> Regards
>
>
>
>
> ------------------------------------------------------------------------------
> Achieve unprecedented app performance and reliability
> What every C/C++ and Fortran developer should know.
> Learn how Intel has extended the reach of its next-generation tools
> to help boost performance applications - inlcuding clusters.
> http://p.sf.net/sfu/intel-dev2devmay
> _______________________________________________
> d2rq-map-devel mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/d2rq-map-devel
>
>
------------------------------------------------------------------------------
Achieve unprecedented app performance and reliability
What every C/C++ and Fortran developer should know.
Learn how Intel has extended the reach of its next-generation tools
to help boost performance applications - inlcuding clusters.
http://p.sf.net/sfu/intel-dev2devmay
_______________________________________________
d2rq-map-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/d2rq-map-devel
