GraphStore`
GraphStore`
SPARQLFilter
SPARQLFilter[expr]
represents a filter in a SPARQL graph pattern.
Details and Options
- A filter can appear anywhere inside a list of SPARQL patterns.
- A list of SPARQL patterns is known as a group graph pattern.
- expr typically contains SPARQLVariable objects.
- expr typically is an expression that evaluates to a Boolean. Examples include SPARQLVariable["x"]>5 and SPARQLEvaluation["strstarts"][SPARQLVariable["title"],"A"].
- A group graph pattern {patt1,…,SPARQLFilter[expr],…} matches a list of triples if all the patterns patti match and values for variables from those matches, when substituted into the expression expr, make the expression evaluate to True.
Examples
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Wolfram Research (2020), SPARQLFilter, Wolfram Language function, https://reference.wolfram.com/language/GraphStore/ref/SPARQLFilter.html.
Text
Wolfram Research (2020), SPARQLFilter, Wolfram Language function, https://reference.wolfram.com/language/GraphStore/ref/SPARQLFilter.html.
CMS
Wolfram Language. 2020. "SPARQLFilter." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/GraphStore/ref/SPARQLFilter.html.
APA
Wolfram Language. (2020). SPARQLFilter. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/GraphStore/ref/SPARQLFilter.html