apoc.graph.fromData

Procedure APOC Core

apoc.graph.fromData([nodes],[relationships],'name',{properties}) | creates a virtual graph object for later processing

Signature

apoc.graph.fromData(nodes :: LIST? OF NODE?, relationships :: LIST? OF RELATIONSHIP?, name :: STRING?, properties :: MAP?) :: (graph :: MAP?)

Input parameters

Name Type Default

nodes

LIST? OF NODE?

null

relationships

LIST? OF RELATIONSHIP?

null

name

STRING?

null

properties

MAP?

null

Output parameters

Name Type

graph

MAP?

Usage Examples

The examples in this section are based on the following sample graph:

CREATE (TheMatrix:Movie {title:'The Matrix', released:1999, tagline:'Welcome to the Real World'})
CREATE (Keanu:Person {name:'Keanu Reeves', born:1964})
CREATE (Carrie:Person {name:'Carrie-Anne Moss', born:1967})
CREATE (Laurence:Person {name:'Laurence Fishburne', born:1961})
CREATE (Hugo:Person {name:'Hugo Weaving', born:1960})
CREATE (LillyW:Person {name:'Lilly Wachowski', born:1967})
CREATE (LanaW:Person {name:'Lana Wachowski', born:1965})
CREATE (JoelS:Person {name:'Joel Silver', born:1952})
CREATE
(Keanu)-[:ACTED_IN {roles:['Neo']}]->(TheMatrix),
(Carrie)-[:ACTED_IN {roles:['Trinity']}]->(TheMatrix),
(Laurence)-[:ACTED_IN {roles:['Morpheus']}]->(TheMatrix),
(Hugo)-[:ACTED_IN {roles:['Agent Smith']}]->(TheMatrix),
(LillyW)-[:DIRECTED]->(TheMatrix),
(LanaW)-[:DIRECTED]->(TheMatrix),
(JoelS)-[:PRODUCED]->(TheMatrix);
MATCH (p:Person)-[r:ACTED_IN]->(m:Movie)
WITH collect(m) + collect(p) AS nodes, collect(r) AS relationships
CALL apoc.graph.fromData(nodes, relationships, "movies", {})
YIELD graph AS g
UNWIND keys(g) AS key
RETURN key, g[key] AS value;
Table 1. Results
key value

"name"

"movies"

"relationships"

[[:ACTED_IN {roles: ["Neo"]}], [:ACTED_IN {roles: ["Trinity"]}], [:ACTED_IN {roles: ["Morpheus"]}], [:ACTED_IN {roles: ["Agent Smith"]}]]

"nodes"

[(:Movie {tagline: "Welcome to the Real World", title: "The Matrix", released: 1999}), (:Person {name: "Keanu Reeves", born: 1964}), (:Person {name: "Carrie-Anne Moss", born: 1967}), (:Person {name: "Laurence Fishburne", born: 1961}), (:Person {name: "Hugo Weaving", born: 1960})]

"properties"

{}

More documentation of apoc.graph.fromData