DBPedia Query via SAS-SPARQLwrapper

This program performs a simple SPARQL query on the public DBPedia endpoint to retrieve the label and abstract of the 'SPARQL' resource. It filters the results to keep only texts in English or without a specified language. The result is stored in a SAS^© table and then displayed.

Data Analysis

Type : EXTERNE

Data comes from a web service call (DBPedia SPARQL Endpoint) via the %sparqlquery macro.

1 Code Block

OPTIONS

Explanation :
Configuration of log options and inclusion of the external macro file 'sparqlquery.sas' required for execution.

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1	options mprint mlogic nocenter;
2	%include "sparqlquery.sas";
3

2 Code Block

MACRO CALL Data

Explanation :
Call to the %sparqlquery macro to send the SELECT query to the DBPedia endpoint. The result is stored in the 'query' table. Uses an external XML map file.

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1	%sparqlquery(
2	endpoint=http://dbpedia.org/sparql,
3	query=%str(
4	PREFIX rdfs: 2000/01/rdf-schema#>
5	SELECT ?label ?abstract
6	WHERE { rdfs:label ?label;
7	?abstract.
8	FILTER (lang(?abstract) = "" \|\| lang(?abstract) = "en")
9	}
10	),
11	querymethod=queryGET,
12	resultdsn=query,
13	sparqlquerysxlemap=%str(sparqlquery-sxlemap.map),
14	debug=Y
15	);

3 Code Block

PROC PRINT

Explanation :
Display of the content of the resulting 'query' table in the output.

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1	PROC PRINT DATA=query width=min;
2	RUN;

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