getNodes: Retrieve Nodes with Cypher Queries

In RNeo4j: Neo4j Driver for R

Description

Deprecated. Use cypherToList. Retrieve nodes from the graph with a Cypher query.

Usage

getNodes(graph, query, ...)

Arguments

graph	A graph object.
query	A character string.
...	Parameters to pass to the query in the form key = value, if applicable.

Value

A list of node objects.

See Also

getSingleNode

Examples

## Not run: 
graph = startGraph("http://localhost:7474/db/data/")
clear(graph)

createNode(graph, "Person", name = "Alice", age = 23)
createNode(graph, "Person", name = "Bob", age = 22)
createNode(graph, "Person", name = "Charles", age = 25)

query = "MATCH (p:Person)
         WHERE p.age < 25
         RETURN p"

younger_than_25 = getNodes(graph, query)

sapply(younger_than_25, function(p) p$name)

query = "MATCH (p:Person)
         WHERE p.age > {age}
         RETURN p"

older_than_22 = getNodes(graph, query, age = 22)

sapply(older_than_22, function(p) p$name)

## End(Not run)

RNeo4j documentation built on May 29, 2017, 4:01 p.m.