ListDownstreamTaskInstances

Last updated:2025-11-13 20:54:31

ListDownstreamTaskInstances

Last updated: 2025-11-13 20:54:31

1. API Description

Domain name for API request: wedata.intl.tencentcloudapi.com.

This API is used to get the direct upstream of an instance.

A maximum of 20 requests can be initiated per second for this API.

We recommend you to use API Explorer

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name	Required	Type	Description
Action	Yes	String	Common Params. The value used for this API: ListDownstreamTaskInstances.
Version	Yes	String	Common Params. The value used for this API: 2025-08-06.
Region	Yes	String	Common Params. For more information, please see the list of regions supported by the product.
ProjectId	Yes	String	Project ID.
InstanceKey	Yes	String	Instance unique id.
TimeZone	No	String	Time zone timeZone, default UTC+8.
PageNumber	No	Integer	Page number, int used in conjunction with pageSize and cannot be less than 1. default value: 1.
PageSize	No	Integer	Specifies the number of items to display per page. default: 10. value range: 1-100.

3. Output Parameters

Parameter Name	Type	Description
Data	TaskInstancePage	Direct downstream instance list.
RequestId	String	The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Retrieving the Direct Downstream of a Task

Input Example

POST / HTTP/1.1
Host: wedata.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: ListDownstreamTaskInstances
<Common request parameters>

{
    "ProjectId": "1460947878944567296",
    "InstanceKey": "20250708114505208_2025-08-26 00:00:00",
    "PageSize": 1
}

Output Example

{
    "Response": {
        "Data": {
            "Items": [
                {
                    "CostTime": 0,
                    "CurRunDate": "2025-08-27 01:00:00",
                    "CycleType": "HOUR_CYCLE",
                    "EndTime": "2025-08-27 02:00:12",
                    "ExecutorGroupId": "20240222212719833743",
                    "ExecutorGroupName": "qfh_test",
                    "FolderId": "8a098d2e-3cff-11ef-8ec8-b8599f277de5",
                    "FolderName": "carlshi",
                    "InstanceKey": "20250708114842380_2025-08-27 01:00:00",
                    "InstanceState": "EXPIRED",
                    "InstanceType": 1,
                    "LastUpdateTime": "2025-08-27 02:00:15",
                    "OwnerUinList": [],
                    "ProjectId": "1460947878944567296",
                    "SchedulerTime": "2025-08-27 01:00:00",
                    "StartTime": null,
                    "TaskId": "20250708114842380",
                    "TaskName": "son_hour",
                    "TaskType": "Shell",
                    "TaskTypeId": 35,
                    "TotalRunNum": 0,
                    "Tries": 0,
                    "TryLimit": 5,
                    "WorkflowId": "b8f62e8b-5484-4810-aff7-3815e5abcb0c",
                    "WorkflowName": "zd10"
                }
            ],
            "PageNumber": 1,
            "PageSize": 1,
            "TotalCount": 24,
            "TotalPageNumber": 24
        },
        "RequestId": "be421bc2-c9cd-4abd-94ed-4069df5708f7"
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

Tencent Cloud CLI 3.0

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code	Description
FailedOperation	Operation failed.
InvalidParameter	Parameter error.
InvalidParameter.ClientIpNotAuthorized	Client ip is unauthorized.
InvalidParameterValue	Parameter value error.
MissingParameter	Parameter missing.

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