Help:WikiPathways SPARQL queries

From WikiPathways

Revision as of 15:40, 18 October 2012 by Andra (Talk | contribs)
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On sparql.wikipathways.org wikipathways content is replicated. Currently this SPARQL endpoint is being developed, with very irregular updates.

Prefixes

Below are example queries. For readability we have omitted the prefixes. We use the following prefixes: (Not complete yet)

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX schema: <http://schema.org/>

Example queries

Get all datasource currently captured in WikiPathways
select distinct ?datasource count(?datasource) as ?numberEntries 
 where {?concept dc:source ?datasource} 
Execute
Get the number of entries per datasource in WikiPathways
select distinct ?datasource 
where {?concept dc:source ?datasource}  
Execute
Extract contributors
SELECT DISTINCT ?contributor  
WHERE {
       ?pathway dc:contributor ?contributor
}
Execute
Extract the amount of pathways edited per contributor
SELECT DISTINCT ?contributor, count(?pathway) as ?pathwaysEdited  
WHERE {
       ?pathway dc:contributor ?contributor
}
ORDER BY DESC(?pathwaysEdited)
Execute
find the pathways a user have edited so far. Change the name in the query
SELECT DISTINCT ?pathway, ?pathwayLabel
WHERE {
       ?pathway dc:contributor wpuser:Andra .
       ?pathway dc:contributor ?contributor .
       ?pathway rdfs:label ?pathwayLabel .
}
Execute
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