GRAPH clauses only access named graphs so No the triples will not appear twice because such a query does not access the default graph
Rob On 29/04/2015 11:33, "Olivier Rossel" <[email protected]> wrote: >What happens in that case, if I query the data like this: > >select * where {graph ?g {?s ?p ?o}} > >will all triples appear twice? >(once in their original named graph, and once in the "default" named >graph) > >On Wed, Apr 29, 2015 at 10:46 AM, Rob Vesse <[email protected]> wrote: >> See the Fuseki configuration documentation: >> >> >>http://jena.apache.org/documentation/fuseki2/fuseki-configuration.html#td >>b >> >> The example for TDB shows the use of the tdb:unionDefaultGraph property >>to >> enable this functionality >> >> Rob >> >> On 28/04/2015 22:34, "Daniel Hernández" <[email protected]> wrote: >> >>>hi all, >>> >>>I have a dataset that have millions of named graph and I want to >>>query a property path against the union of all. It is not practical >>>to list all named graphs with FROM clauses, because they are millions. >>>Thus, I wan't to know if it is possible to set fuseki to assume >>>that the default graph is the union of all named graphs. >>> >>>Thanks, >>>Daniel >> >> >> >>
