MarkLogic 12 Product Documentationsem:transitive-closure
sem:transitive-closure( $seeds as sem:iri*, $predicates as sem:iri*, $limit as xs:integer ) as sem:iri*
Summary
From a starting set of seeds, follow a given set of predicates, to a given depth, and return all unique node IRIs.
| Parameters | |
|---|---|
| seeds | A set of seed IRIs. |
| predicates | A set of predicates to follow. |
| limit | A limit of how many predicates to follow. |
Example
xquery version "1.0-ml";
import module namespace sem = "http://marklogic.com/semantics"
at "/MarkLogic/semantics.xqy";
sem:transitive-closure(
sem:iri("http://www.w3.org/People/Berners-Lee/card#i"),
sem:iri("http://xmlns.com/foaf/0.1/knows"),
9)
=>
http://www.w3.org/People/Berners-Lee/card#i
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