Mercurial > repos > saml > semweb_tools
diff sparql_import.xml @ 2:62cfd14e2520 draft
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author | saml |
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date | Wed, 21 Nov 2012 12:21:20 -0500 |
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children | eee537fd4600 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sparql_import.xml Wed Nov 21 12:21:20 2012 -0500 @@ -0,0 +1,44 @@ +<tool id="sparql_import" name="SPARQL Import" version="1.0.0"> + <description>Import data from a SPARQL Endpoint</description> + <command interpreter="python">sparql_import.py -u $url -q "$sparqlquery" -o $outfile</command> + <inputs> + <param name="url" type="text" format="text" size="80" label="SPARQL Endpoint URL"/> + <param name="sparqlquery" type="text" format="text" area="True" size="5x80" label="SPARQL Query"/> + </inputs> + <outputs> + <data name="outfile" format="tabular"/> + </outputs> + <help> +**What it does** + +The SPARQL import executes a SPARQL query against a SPARQL endpoint and returns the results in tabular format, with one column per variable in the SPARQL query. + +------- + +**Example** + +You could for example use this SPARQL Endpoint URL: + +http://sparql.wikipathways.org/ + +and the following SPARQL query, which will select 25 sets of "subject", "predicate" and "object" out of the database, with no filtering at all:: + + SELECT ?s ?p ?o + WHERE { ?s ?p ?o } + LIMIT 10 + +This will generate a 3-column tabular output like this:: + + http://identifiers.org/pubmed/12860264 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/15782111 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/11017945 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/10997684 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/19635799 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/16480962 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/15976321 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/17218259 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/17215298 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + http://identifiers.org/pubmed/11177571 http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://vocabularies.wikipathways.org/wp#PublicationReference + +</help> +</tool>