Hi Vanessa,
Please use the following special function for obtaining a list of available
graphs in Virtuoso:
DB.DBA.SPARQL_SELECT_KNOWN_GRAPHS()
Which can be run from an isql command line prompt or the Virtuoso conductor SQL
interface.
Best Regards
Hugh Williams
Professional Services
OpenLink Software
Web: http://www.openlinksw.com
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On 2 Dec 2010, at 15:01, Vanessa Lopez wrote:
> Hi all!
>
> How can obtain all graph URIs in a given Virtuoso sparql end point?
>
> I tried in http://demo.openlinksw.com/sparql with the query
> SELECT DISTINCT ?g
> WHERE { GRAPH ?g {?s ?p ?o}}
>
> But it just gives me
> 40001 Error SR172: Transaction deadlocked
> in
> DB.DBA.SPARQL_SELECT_KNOWN_GRAPHS([executable]/sparql.sql:5705),
> <Top Level>
>
> SPARQL query:
> define sql:signal-void-variables 1 SELECT DISTINCT ?g
> WHERE { GRAPH ?g {?s ?p ?o}}
> Thanks!
> Vanessa.
>
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