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XQuery sem:graph-delete

MarkLogic 12 EA 2 Product Documentation
sem.graphDelete

sem.graphDelete(
   graphname as sem.iri
) as null

Summary

This function deletes a named graph, and its graph document containing metadata, from the database. This is an update function that deletes documents with a root element of sem:triples. All other documents are not affected.

Parameters
graphname The name of the graph to delete.

Usage Notes

The default graph document is restored after you use graph-delete to delete graphs.

Example

declareUpdate();
const sem = require("/MarkLogic/semantics.xqy");
sem.graphDelete(sem.iri("bookgraph"));

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