Running Algorithms
Function
This API is used to run specified algorithms based on input parameters.
URI
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 |
Request Parameters
For details about the parameters, see Common algorithm parameters.
Response Parameters
Parameter |
Type |
Description |
---|---|---|
errorMessage |
String |
System prompt.
|
errorCode |
String |
System prompt.
|
jobId |
String |
ID of the algorithm execution job. This parameter is left blank when the request fails.
NOTE:
You can view the job execution status and obtain the return result by querying the job ID. For details, see Job Management APIs. |
Example Request
Run a specified algorithm with the name shortest_path. The source vertex ID of the path is 145, the target vertex ID is 10, and the edges is directed.
POST http://{SERVER_URL}/ges/v1.0/{project_id}/graphs/{graph_name}/action?action_id=execute-algorithm { "algorithmName": "shortest_path", "parameters": { "source": "145", "target": "10", "directed":true }, "executionMode": "sync" }

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 { "jobId": "4448c9fb-0b16-4a78-8d89-2a137c53454a001679122", "jobType": 1 }
Status code: 400
Example response for a failed request
Http Status Code: 400 { "errorMessage": "Graph [854d9316e71d4dc599c5f27ea323d445-ges_fdb1234] does not exist, please check projectId and graphName.", "errorCode": "GES.8000", "result": "failed" }
Status Codes
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. |
Error Codes
See Error Codes.
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