Hi every body
I am trying to use bio2rdf, but i want to link to find a dataset.
This link http://bio2rdf.org/bio2rdf.dataset_vocabulary give me an error.
any suggestion of other link could be helpfull.
Kind regards
Fatma
2016-02-12 14:55 GMT+01:00 Pantelis Natsiavas <natsia...@gmail.com>:
> Hi everybody.
>
> I am trying to execute the query
>
> PREFIX void: <http://rdfs.org/ns/void#>
> PREFIX dv: <http://bio2rdf.org/bio2rdf.dataset_vocabulary:>
> PREFIX dcterms: <http://purl.org/dc/terms/>
> PREFIX drugbank: <http://bio2rdf.org/drugbank_vocabulary:>
> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
>
> SELECT ?drug
> ?drugTitle
> ?brandTitle
> WHERE {
> ?drug a drugbank:Drug .
> OPTIONAL { ?drug dcterms:title ?drugTitle .
> ?drugTitle bif:contains "'Ibuprofen'"} .
> OPTIONAL { ?drug drugbank:brand ?brand .
> ?brand bif:contains "'Ibuprofen'"} .
> OPTIONAL { ?brand dcterms:title ?brandTitle .
> ?brandTitle bif:contains "'Ibuprofen'"} .
> }
>
> which uses bif:contains inside optionals.
>
> I get the error:
>
> Virtuoso 37000 Error SQ156: Internal Optimized compiler error : supposed to
> have ose in bracket outer in rdfinf.c:2636.
> Please report the statement compiled.
>
> SPARQL query:
>
> #output-format:text/html
> PREFIX void:
> PREFIX dv:
> PREFIX dcterms:
> PREFIX drugbank:
> PREFIX rdf:
>
> SELECT ?drug
> ?drugTitle
> ?brandTitle
> WHERE {
> ?drug a drugbank:Drug .
> OPTIONAL { ?drug dcterms:title ?drugTitle .
> ?drugTitle bif:contains "'Ibuprofen'"} .
> OPTIONAL { ?drug drugbank:brand ?brand .
> ?brand bif:contains "'Ibuprofen'"} .
> OPTIONAL { ?brand dcterms:title ?brandTitle .
> ?brandTitle bif:contains "'Ibuprofen'"} .
> }
>
> Is this an invalid query? I tried the same query with only the first
> optional clause in place and I don't get the error, but I don't get any
> results either. It seems it takes too long to execute (more than 10
> minutes).
>
> Could you please point me on how I could use such a restriction with
> multiple optional clauses in a performance suitable manner?
>
> Kind regards,
> Pantelis Natsiavas
>
>
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