Queries the descendant nodes of a node.
Debugging
Request parameters
Parameter | Type | Required | Example | Description |
Action | String | Yes | GetNodeChildren | The operation that you want to perform. Set the value to GetNodeChildren. |
ProjectEnv | String | Yes | PROD | The environment type of Operation Center. Valid values: PROD and DEV. The value PROD indicates the production environment, and the value DEV indicates the development environment. |
NodeId | Long | Yes | 123456878 | The node ID. You can go to the Operation Center page in the DataWorks console to view the node ID. |
Response parameters
Parameter | Type | Example | Description |
HttpStatusCode | Integer | 200 | The HTTP status code. |
RequestId | String | adsfasdf-adf-asdf-asdf-asdfadfasdd | The request ID. |
ErrorMessage | String | err | The error message. |
ErrorCode | String | 1060010000000 | The error code. |
Success | Boolean | true | Indicates whether the request was successful. |
Data | Object | The information about the descendant nodes. | |
Nodes | Array of Nodes | The descendant nodes. | |
SchedulerType | String | NORMAL | The scheduling type of the node. Valid values:
|
BaselineId | Long | 12345656 | The baseline ID. |
Repeatability | Boolean | true | Indicates whether the node can be rerun if the node fails to run. Valid values:
|
NodeName | String | test_Node | The name of the node. |
ProjectId | Long | 12315412412 | The ID of the workspace to which the node belongs. |
ProgramType | String | ODPS_SQL | The type of the node. |
Priority | Integer | 3 | The priority. Valid values: 1 to 8. A large value indicates a high priority. |
OwnerId | String | 123124561341251321 | The ID of the Alibaba Cloud account used by the node owner. |
CronExpress | String | 00 00 * * * * | The CRON expression. CRON expressions are used to run auto triggered nodes. |
NodeId | Long | 1244564565 | The node ID. |
Examples
Sample requests
http(s)://[Endpoint]/?Action=GetNodeChildren
&ProjectEnv=PROD
&NodeId=123456878
&<Common request parameters>
Sample success responses
XML
format
HTTP/1.1 200 OK
Content-Type:application/xml
<GetNodeChildrenResponse>
<HttpStatusCode>200</HttpStatusCode>
<RequestId>adsfasdf-adf-asdf-asdf-asdfadfasdd</RequestId>
<ErrorMessage>err</ErrorMessage>
<ErrorCode>1060010000000</ErrorCode>
<Success>true</Success>
<Data>
<Nodes>
<SchedulerType>NORMAL</SchedulerType>
<BaselineId>12345656</BaselineId>
<Repeatability>true</Repeatability>
<NodeName>test_Node</NodeName>
<ProjectId>12315412412</ProjectId>
<ProgramType>ODPS_SQL</ProgramType>
<Priority>3</Priority>
<OwnerId>123124561341251321</OwnerId>
<CronExpress>00 00 * * * * </CronExpress>
<NodeId>1244564565</NodeId>
</Nodes>
</Data>
</GetNodeChildrenResponse>
JSON
format
HTTP/1.1 200 OK
Content-Type:application/json
{
"HttpStatusCode" : 200,
"RequestId" : "adsfasdf-adf-asdf-asdf-asdfadfasdd",
"ErrorMessage" : "err",
"ErrorCode" : "1060010000000",
"Success" : true,
"Data" : {
"Nodes" : [ {
"SchedulerType" : "NORMAL",
"BaselineId" : 12345656,
"Repeatability" : true,
"NodeName" : "test_Node",
"ProjectId" : 12315412412,
"ProgramType" : "ODPS_SQL",
"Priority" : 3,
"OwnerId" : "123124561341251321",
"CronExpress" : "00 00 * * * * ",
"NodeId" : 1244564565
} ]
}
}
Error codes
For a list of error codes, see Service error codes.