Updating Vertex Properties

Function

This API is used to update vertex property values. The operations include ADD, UPDATE, and DEL.

URI

POST /ges/v1.0/{project_id}/graphs/{graph_name}/vertices/{vertex_id}/properties/action?action_id={actionId}

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.
graph_name	Yes	String	Graph name
vertex_id	Yes	String	Vertex ID
actionId	Yes	String	Operator. Possible values: UPDATE: Update the value of a property. ADD: Add the value to a property. When the property's cardinality is single, the operation is the same as that of UPDATE. When cardinality is list or set, the operator adds a value to a set. DEL: Delete a property value.

Request Parameters

**Table 2** Request body parameters
Parameter	Mandatory	Type	Description
properties	Yes	Object	Value of each property
label	No	String	Name of a label

Response Parameters

**Table 3** Response body parameters
Parameter	Type	Description
errorMessage	String	System prompt. If execution succeeds, this parameter may be left blank. If execution fails, this parameter is used to display the error message.
errorCode	String	System prompt code. If execution succeeds, this parameter may be left blank. If execution fails, this parameter is used to display the error code.
result	String	Request result. If the request is successful, the value is success. If the request fails, the value is failed.

Example Request

Update the property value of a vertex. The value of the Age property is under 18, and the value of the Gender property is F.

POST http://{SERVER_URL}/ges/v1.0/{project_id}/graphs/{graph_name}/vertices/Lily/properties/action?action_id={actionId}
{
    "properties":{

        "Age":[
            "under 18"
        ],
        "Gender":[
            "F"
        ]
    }
}

SERVER_URL: Address for accessing a graph. For details about its value, see Using Service Plane APIs.

Example Response

Status code: 200

Example response for a successful request

Http Status Code: 200
 {
  "result": "success"
 }

Status code: 400

Example response for a failed request

Http Status Code: 400
 {
  "errorMessage": "vertex [Lily] does not exist",
  "errorCode": "GES.8220"
 }

Status Code

Return Value	Description
400 Bad Request	Request error.
401 Unauthorized	Authorization failed.
403 Forbidden	No operation permissions.
404 Not Found	No resources found.
500 Internal Server Error	Internal server error.
503 Service Unavailable	Service unavailable.