Re: [Virtuoso-users] Error Message from within iSPARQL "The support of subquery syntax is not enabled for ..."

2011-01-11 Thread Kingsley Idehen
On 1/11/11 2:35 PM, Hugh Williams wrote: Hi Peter, Can you provide a sample query or permalink from isqarql which gives this error please ? The SAPRQL compiler error typically implies some form of SPARQL-FED query is being run for which sub queries are not supported. Peter, SPARQL-FED is

Re: [Virtuoso-users] Error Message from within iSPARQL "The support of subquery syntax is not enabled for ..."

2011-01-11 Thread Hugh Williams
Hi Peter, Can you provide a sample query or permalink from isqarql which gives this error please ? The SAPRQL compiler error typically implies some form of SPARQL-FED query is being run for which sub queries are not supported. Best Regards Hugh Williams Professional Services OpenLink Software

Re: [Virtuoso-users] Really Impressed with Virtuoso All Around..

2011-01-11 Thread Tim Haynes
On 07/01/2011 14:57, Matthew Tedder wrote: Thanks for your kind words :) > That said, no software is ever perfect. To me, the clearest inhibitive > factor to popular adoption is the documentation. It's not horrible but could > be made much better organized, more explicit, and complete (not that

Re: [Virtuoso-users] GeoSparql: Filter by rectangular area/bounding box

2011-01-11 Thread Hugh Williams
Hi Claus, There is currently only support for geo POINT data in Virtuoso Commercial Edition and this feature is not supported in the open source release at all. We have already drawn up some plans to add other types like LINES, POLYGON etc, but we have not yet had sufficient feedback or comme

Re: [Virtuoso-users] Query comparison

2011-01-11 Thread Sebastian TrĂ¼g
Hello Ivan, thanks a lot for answering. On 01/10/2011 05:44 PM, Ivan Mikhailov wrote: > It's hard to diagnose without dumps of EXPLAINs of these queries. > Most probably, the last triple pattern has been moved toward the leading > position because the selectivity of the fixed object variant was >

[Virtuoso-users] GeoSparql: Filter by rectangular area/bounding box

2011-01-11 Thread Claus Stadler
Hi, Concerning the Virtuoso Geo-Sparql-Extensions, are there versions of "st_within" or "st_intersects" that can be used for querying points within (unrotated) rectangles/bounding boxes? As far as i understand the doc, it only works for circular areas? (e.g. http://docs.openlinksw.com/virtuos

[Virtuoso-users] GeoSparql: Filter by rectangular area/bounding box

2011-01-11 Thread CStadler
Hi, Concerning the Virtuoso Geo-Sparql-Extensions, are there versions of "st_within" or "st_intersects" that can be used for querying points within (unrotated) rectangles/bounding boxes? As far as i understand the doc, it only works for circular areas? (e.g. http://docs.openlinksw.com/virtuos

[Virtuoso-users] Error Message from within iSPARQL "The support of subquery syntax is not enabled for ..."

2011-01-11 Thread Peter DeVries
I am getting the following error when I try to run a SPARQL query on my endpoint that does work on other virtuoso endpoints. The error message seems to imply that I have some setting turned off? 37000 Error SP031: SPARQL compiler: The support of subquery syntax is not enabled for the SERVICE h