ListTasksInTaskFlow - Data Management - Alibaba Cloud Documentation Center

Queries the tasks in a specified task flow.

Debugging

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Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
Tid	long	No	The ID of the tenant. Note To view the ID of the tenant, move the pointer over the profile picture in the upper-right corner of the Data Management (DMS) console. For more information, see View information about the current tenant.	3***
DagId	long	Yes	The ID of the task flow. You can call the ListTaskFlow or ListLhTaskFlowAndScenario operation to query the task flow ID.	32***

Response parameters

Parameter	Type	Description	Example
	object
RequestId	string	The ID of the request. You can use the ID to locate logs and troubleshoot issues.	8B36B063-6B7D-5595-9FCF-3844B7B7ACD4
ErrorCode	string	The error code returned if the request failed.	UnknownError
ErrorMessage	string	The error message returned if the request failed.	UnknownError
Success	boolean	Indicates whether the request was successful. Valid values: true: The request was successful. false: The request failed.	true
Tasks	array<object>	The tasks in the task flow.
Task	object	The details of the task.
NodeName	string	The name of the node.	Cross-Database Spark SQL-1
NodeType	string	The type of the node. For more information about the valid values for this parameter, see NodeType parameter.	SPARK_SQL
NodeContent	string	The configuration for the node.	{ "dbId":123***, "sql":"", "dbType":"polardb" }
TimeVariables	string	The time variables configured for the node.	{\"variables\":[{\"name\":\"test1\",\"pattern\":\"yyyy-MM-dd
NodeConfig	string	The advanced configuration for the node.	{ "rerun":{ "rerunEnable":true, "rerunCount":1, "rerunInterval":10 // }}
NodeOutput	string	The output variables for the task.	{ "outputs":[{ { "row":0, "column":-1, "combiner":"," } "extractMethod":"{\"row\":0,\"column\":-1,\"combiner\":\",\"}", "variableName":"var", "description":"For demo"} ] }
GraphParam	string	The position of the node on the Directed Acyclic Graph (DAG).	{\"x\":435,\"y\":192,\"layoutType\":\"Horizontal\"}
NodeId	string	The ID of the node.	92***

Examples

Sample success responses

JSONformat

{
  "RequestId": "8B36B063-6B7D-5595-9FCF-3844B7B7ACD4",
  "ErrorCode": "UnknownError",
  "ErrorMessage": "UnknownError",
  "Success": true,
  "Tasks": {
    "Task": [
      {
        "NodeName": "Cross-Database Spark SQL-1",
        "NodeType": "SPARK_SQL",
        "NodeContent": "{     \"dbId\":123***,  \"sql\":\"\",    \"dbType\":\"polardb\" }",
        "TimeVariables": "{\\\"variables\\\":[{\\\"name\\\":\\\"test1\\\",\\\"pattern\\\":\\\"yyyy-MM-dd",
        "NodeConfig": "{     \"rerun\":{    \"rerunEnable\":true,      \"rerunCount\":1,   \"rerunInterval\":10 //  }}",
        "NodeOutput": "{  \"outputs\":[{ { \"row\":0, \"column\":-1,                  \"combiner\":\",\" }            \"extractMethod\":\"{\\\"row\\\":0,\\\"column\\\":-1,\\\"combiner\\\":\\\",\\\"}\",         \"variableName\":\"var\",    \"description\":\"For demo\"} ] }",
        "GraphParam": "{\\\"x\\\":435,\\\"y\\\":192,\\\"layoutType\\\":\\\"Horizontal\\\"}",
        "NodeId": "92***"
      }
    ]
  }
}

Error codes

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

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