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SPARQLClear[g]

is an update operator that can be applied to an RDFStore, which clears the graph identified by g.

更多信息和选项
Details and Options Details and Options
范例  
基本范例  
参见
相关指南
按以下格式引用：
GraphStore`
GraphStore`

SPARQLClear

SPARQLClear[g]

is an update operator that can be applied to an RDFStore, which clears the graph identified by g.

更多信息和选项

  • SPARQLClear can be used in SPARQLExecute to clear data from a SPARQL endpoint.
  • g can take the following values:
  • URL["iri"]graph identified by the given identifier
    "Default"default graph
    "Named"all named graphs
    "All"the default and all named graphs

范例

基本范例  (1)

Import an RDF dataset:

Clear the "notes" graph:

Wolfram Research (2019)，SPARQLClear，Wolfram 语言函数，https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html.

文本

Wolfram Research (2019)，SPARQLClear，Wolfram 语言函数，https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html.

CMS

Wolfram 语言. 2019. "SPARQLClear." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html.

APA

Wolfram 语言. (2019). SPARQLClear. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html 年

BibTeX

@misc{reference.wolfram_2025_sparqlclear, author="Wolfram Research", title="{SPARQLClear}", year="2019", howpublished="\url{https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html}", note=[Accessed: 02-May-2026]}

BibLaTeX

@online{reference.wolfram_2025_sparqlclear, organization={Wolfram Research}, title={SPARQLClear}, year={2019}, url={https://reference.wolfram.com/language/GraphStore/ref/SPARQLClear.html}, note=[Accessed: 02-May-2026]}