22.9. Relationship properties

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22.9.1. Update relationship properties
22.9.2. Remove properties from a relationship
22.9.3. Remove property from a relationship
22.9.4. Remove non-existent property from a relationship
22.9.5. Remove properties from a non-existing relationship
22.9.6. Remove property from a non-existing relationship

22.9.1. Update relationship properties

Figure 22.39. Final Graph

Example request

PUT http://localhost:7474/db/data/relationship/251/properties
Accept: application/json
Content-Type: application/json

{
  "jim" : "tobias"
}

Example response

204: No Content

22.9.2. Remove properties from a relationship

Figure 22.40. Final Graph

Example request

DELETE http://localhost:7474/db/data/relationship/0/properties
Accept: application/json

Example response

204: No Content

22.9.3. Remove property from a relationship

See the example request below.

Figure 22.41. Starting Graph

Starting-Graph-Remove-property-from-a-relationship1.svg

Figure 22.42. Final Graph

Example request

DELETE http://localhost:7474/db/data/relationship/3/properties/cost
Accept: application/json

Example response

204: No Content

22.9.4. Remove non-existent property from a relationship

Attempting to remove a property that doesn’t exist results in an error.

Figure 22.43. Final Graph

Final-Graph-Remove-non-existent-property-from-a-relationship.svg

Example request

DELETE http://localhost:7474/db/data/relationship/1/properties/non-existent
Accept: application/json

Example response

404: Not Found
Content-Type: application/json

{
  "message": "Relationship[1] does not have a property \"non-existent\"",
  "exception": "NoSuchPropertyException",
  "fullname": "org.neo4j.server.rest.web.NoSuchPropertyException",
  "stacktrace": [
    "org.neo4j.server.rest.web.DatabaseActions.removeRelationshipProperty(DatabaseActions.java:643)",
    "org.neo4j.server.rest.web.RestfulGraphDatabase.deleteRelationshipProperty(RestfulGraphDatabase.java:612)",
    "java.lang.reflect.Method.invoke(Method.java:597)"
  ]
}

22.9.5. Remove properties from a non-existing relationship

Attempting to remove all properties from a relationship which doesn’t exist results in an error.

Figure 22.44. Final Graph

Final-Graph-Remove-properties-from-a-non-existing-relationship.svg

Example request

DELETE http://localhost:7474/db/data/relationship/1234/properties
Accept: application/json

Example response

404: Not Found
Content-Type: application/json

{
  "exception": "RelationshipNotFoundException",
  "fullname": "org.neo4j.server.rest.web.RelationshipNotFoundException",
  "stacktrace": [
    "org.neo4j.server.rest.web.DatabaseActions.relationship(DatabaseActions.java:168)",
    "org.neo4j.server.rest.web.DatabaseActions.removeAllRelationshipProperties(DatabaseActions.java:631)",
    "org.neo4j.server.rest.web.RestfulGraphDatabase.deleteAllRelationshipProperties(RestfulGraphDatabase.java:592)",
    "java.lang.reflect.Method.invoke(Method.java:597)"
  ]
}

22.9.6. Remove property from a non-existing relationship

Attempting to remove a property from a relationship which doesn’t exist results in an error.

Figure 22.45. Final Graph

Final-Graph-Remove-property-from-a-non-existing-relationship.svg

Example request

DELETE http://localhost:7474/db/data/relationship/1234/properties/cost
Accept: application/json

Example response

404: Not Found
Content-Type: application/json

{
  "exception": "RelationshipNotFoundException",
  "fullname": "org.neo4j.server.rest.web.RelationshipNotFoundException",
  "stacktrace": [
    "org.neo4j.server.rest.web.DatabaseActions.relationship(DatabaseActions.java:168)",
    "org.neo4j.server.rest.web.DatabaseActions.removeRelationshipProperty(DatabaseActions.java:637)",
    "org.neo4j.server.rest.web.RestfulGraphDatabase.deleteRelationshipProperty(RestfulGraphDatabase.java:612)",
    "java.lang.reflect.Method.invoke(Method.java:597)"
  ]
}