nodeRelationTypes

Associated relationship types for Neo4j database node

Syntax

nodereltypes = nodeRelationTypes(node,direction)

Description

nodereltypes = nodeRelationTypes(node,direction) returns the relationship types for the specified Neo4jNode object and direction.

Examples

Search Relationship Types for Node

Create a Neo4j® database connection using the URL http://localhost:7474/db/data, user name neo4j, and password matlab.

url = 'http://localhost:7474/db/data';
username = 'neo4j';
password = 'matlab';

neo4jconn = neo4j(url,username,password);

Check the Message property of the Neo4j connection object neo4jconn. The blank Message property indicates a successful connection.

neo4jconn.Message

ans =

     []

Search the database for the node with node identifier 2 using the Neo4j database connection neo4jconn.

nodeid = 2;

node = searchNodeByID(neo4jconn,nodeid);

Search for all incoming relationships for the node. nodereltypes returns a list of the relationship types.

nodereltypes = nodeRelationTypes(node,'in')

nodereltypes = 1×1 cell array
    {'knows'}

Close the database connection.

close(neo4jconn)

Input Arguments

node — Neo4j^® database node

Neo4jNode object

Neo4j database node, specified as a Neo4jNode object created using searchNode or searchNodeByID.

direction — Relationship direction

'in' | 'out'

Relationship direction, specified as either 'in' for an incoming relationship or 'out' for an outgoing relationship. The relationships are associated with the specified origin node.

Output Arguments

nodereltypes — Relationship types

cell array of character vectors

Relationship types, returned as a cell array of character vectors. The cell array contains one character vector for one relationship or multiple character vectors for multiple relationships.

Version History

Introduced in R2016b