apoc.graph.fromCypher
Procedure APOC Core
apoc.graph.fromCypher('kernelTransaction',{params},'name',{properties}) - creates a virtual graph object for later processing
Signature
apoc.graph.fromCypher(kernelTransaction :: STRING?, params :: MAP?, name :: STRING?, properties :: MAP?) :: (graph :: MAP?)Input parameters
| Name | Type | Default |
|---|---|---|
kernelTransaction |
STRING? |
null |
params |
MAP? |
null |
name |
STRING? |
null |
properties |
MAP? |
null |
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);CALL apoc.graph.fromCypher(
'MATCH (p:Person)-[r:DIRECTED]->(m:Movie) RETURN *',
{},
'directors',
{description: "Virtual Graph of all directorships"}
)
YIELD graph AS g
RETURN g;| g |
|---|
{name: "directors", relationships: [[:DIRECTED], [:DIRECTED]], nodes: [(:Movie {tagline: "Welcome to the Real World", title: "The Matrix", released: 1999}), (:Person {name: "Lilly Wachowski", born: 1967}), (:Person {name: "Lana Wachowski", born: 1965})], properties: {description: "Virtual Graph of all directorships"}} |