Hi Quentin, On 24-Jan-14 5:51 AM, Quentin wrote:
Is this a valid construct?I want to do two transitive queries and union the results. I realise it's an awkward construct, that's a result of it being dynamically generated.The code gives the error: ============================= Virtuoso 37000 Error SP031: SPARQL compiler: Variable '_::trans_subj_13_0' is used in subexpressions of the query but not assigned
Thank you for your report.I have been able to reproduce this against my local installation and reported to development to fix. Will let you know when it is available ...
Best Regards, Rumi Kocis
DBPedialink: http://dbpedia.org/sparql?default-graph-uri=http%3A%2F%2Fdbpedia.org&query=select+distinct+%3FG+%3FS+%3FP+%3FO+Datatype%28%3FO%29+as+%3FObjectType%0D%0Awhere+{+%0D%0A+{%0D%0A%3Fanchor+%3FanchorPred+%3FS%0D%0A++++OPTION+%28+TRANSITIVE%2C%0D%0A++++t_min+%280%29%2C%0D%0A++++t_max+%281%29%2C%0D%0A++++t_in+%28%3Fanchor%29%2C%0D%0A++++t_out+%28%3FS%29%2C%0D%0A++++t_no_cycles%2C%0D%0A++++t_distinct+%29+.%0D%0A++++FILTER+%28+%3Fanchor+in+%28%3CSubject1%3E%29%29%0D%0A%0D%0A%3FS+%3FP+%3FO+.filter+%28+%3FS+in+%28%3CSubject1%3E%29%29%0D%0A%0D%0Afilter+%28+%3FP+in+%28%3CPredicate1%3E%29%29%0D%0A}+union+{%0D%0A%3Fanchor+%3FanchorPred+%3FS%0D%0A++++OPTION+%28+TRANSITIVE%2C%0D%0A++++t_min+%280%29%2C%0D%0A++++t_max+%281%29%2C%0D%0A++++t_in+%28%3Fanchor%29%2C%0D%0A++++t_out+%28%3FS%29%2C%0D%0A++++t_no_cycles%2C%0D%0A++++t_distinct+%29+.%0D%0A++++FILTER+%28+%3Fanchor+in+%28%3CSubject1%3E%29%29%0D%0A%3FS+%3FP+%3FO+.%0D%0Afilter+%28%3FP+%3D+rdf%3Atype%29%0D%0Afilter+%28+%3FS+in+%28%3CSubject1%3E%29%29%0D%0A%3FS+%3FPP+%3FOO+.%0D%0Afilter+%28+%3FPP+in+%28%3CPredicate1%3E%29%29%0D%0A}}&format=text%2Fhtml&timeout=30000&debug=on <http://dbpedia.org/sparql?default-graph-uri=http%3A%2F%2Fdbpedia.org&query=select+distinct+%3FG+%3FS+%3FP+%3FO+Datatype%28%3FO%29+as+%3FObjectType%0D%0Awhere+%7B+%0D%0A+%7B%0D%0A%3Fanchor+%3FanchorPred+%3FS%0D%0A++++OPTION+%28+TRANSITIVE%2C%0D%0A++++t_min+%280%29%2C%0D%0A++++t_max+%281%29%2C%0D%0A++++t_in+%28%3Fanchor%29%2C%0D%0A++++t_out+%28%3FS%29%2C%0D%0A++++t_no_cycles%2C%0D%0A++++t_distinct+%29+.%0D%0A++++FILTER+%28+%3Fanchor+in+%28%3CSubject1%3E%29%29%0D%0A%0D%0A%3FS+%3FP+%3FO+.filter+%28+%3FS+in+%28%3CSubject1%3E%29%29%0D%0A%0D%0Afilter+%28+%3FP+in+%28%3CPredicate1%3E%29%29%0D%0A%7D+union+%7B%0D%0A%3Fanchor+%3FanchorPred+%3FS%0D%0A++++OPTION+%28+TRANSITIVE%2C%0D%0A++++t_min+%280%29%2C%0D%0A++++t_max+%281%29%2C%0D%0A++++t_in+%28%3Fanchor%29%2C%0D%0A++++t_out+%28%3FS%29%2C%0D%0A++++t_no_cycles%2C%0D%0A++++t_distinct+%29+.%0D%0A++++FILTER+%28+%3Fanchor+in+%28%3CSubject1%3E%29%29%0D%0A%3FS+%3FP+%3FO+.%0D%0Afilter+%28%3FP+%3D+rdf%3Atype%29%0D%0Afilter+%28+%3FS+in+%28%3CSubject1%3E%29%29%0D%0A%3FS+%3FPP+%3FOO+.%0D%0Afilter+%28+%3FPP+in+%28%3CPredicate1%3E%29%29%0D%0A%7D%7D&format=text%2Fhtml&timeout=30000&debug=on>============================= select distinct ?G ?S ?P ?O Datatype(?O) as ?ObjectType where { { ?anchor ?anchorPred ?S OPTION ( TRANSITIVE, t_min (0), t_max (1), t_in (?anchor), t_out (?S), t_no_cycles, t_distinct ) . FILTER ( ?anchor in (<Subject1>)) ?S ?P ?O .filter ( ?S in (<Subject1>)) filter ( ?P in (<Predicate1>)) } union { ?anchor ?anchorPred ?S OPTION ( TRANSITIVE, t_min (0), t_max (1), t_in (?anchor), t_out (?S), t_no_cycles, t_distinct ) . FILTER ( ?anchor in (<Subject1>)) ?S ?P ?O . filter (?P = rdf:type) filter ( ?S in (<Subject1>)) ?S ?PP ?OO . filter ( ?PP in (<Predicate1>)) }} ============================= -- Quentin | Clear Blue Water Pty Ltd quent...@clearbluewater.com.au <mailto:quent...@clearbluewater.com.au> ------------------------------------------------------------------------------ CenturyLink Cloud: The Leader in Enterprise Cloud Services. Learn Why More Businesses Are Choosing CenturyLink Cloud For Critical Workloads, Development Environments & Everything In Between. Get a Quote or Start a Free Trial Today. http://pubads.g.doubleclick.net/gampad/clk?id=119420431&iu=/4140/ostg.clktrk _______________________________________________ Virtuoso-users mailing list Virtuoso-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/virtuoso-users
smime.p7s
Description: S/MIME Cryptographic Signature
------------------------------------------------------------------------------ CenturyLink Cloud: The Leader in Enterprise Cloud Services. Learn Why More Businesses Are Choosing CenturyLink Cloud For Critical Workloads, Development Environments & Everything In Between. Get a Quote or Start a Free Trial Today. http://pubads.g.doubleclick.net/gampad/clk?id=119420431&iu=/4140/ostg.clktrk
_______________________________________________ Virtuoso-users mailing list Virtuoso-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/virtuoso-users
