Re: [Virtuoso-users] SPARQL option(score ?score) fault with > 1 OPTIONAL {}'s

[Nathan]

Nathan wrote:
> Hi Guys,
> 
> Quick bug report:
> 37000 Error SP031: SPARQL compiler: Internal error:
> sparp_find_triple_of_var_or_retval(): triple not found for strong match
> 
> SPARQL query:
> define sql:signal-void-variables 1 define input:default-graph-uri
> <http://dbpedia.org> SELECT * WHERE
> {
>   ?s ?p ?o . FILTER( lang(?o) = "en" ) . ?o bif:contains '"xmpp"'
> option(score ?attributeScore)
>   OPTIONAL { ?s rdfs:label ?flabel }
>   OPTIONAL { ?s <http://dbpedia.org/property/abstract> ?fabstract }
> }
> 
> to replicate include option(score ?score) to any bif:contains query then
> add 2 or more OPTIONAL { } sections to the query, works fine with one.
> 
> Many Regards,
> 
> Nathan
> 

workaround:

SELECT * WHERE
{
  { ?s ?p ?o . FILTER( lang(?o) = "en" ) . ?o bif:contains '"xmpp"'
option(score ?attributeScore) }
  OPTIONAL { ?s rdfs:label ?flabel }
  OPTIONAL { ?s <http://dbpedia.org/property/abstract> ?fabstract }
}

note the additional {} prior to optional statements

regards!