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Data Management:ListDAGVersions

Last Updated:Feb 27, 2024

Queries the published versions of a task flow.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
dms:ListDAGVersionsRead
  • All Resources
    *
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
DagIdlongYes

The ID of the task flow. You can call the ListTaskFlow or ListLhTaskFlowAndScenario operation to obtain the ID of the task flow.

7***
PageIndexintegerYes

The number of the page to return.

1
PageSizeintegerYes

The number of entries to return on each page.

20
TidlongNo

The ID of the tenant. You can call the GetUserActiveTenant or ListUserTenants operation to obtain the tenant ID.

3***

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The ID of the request.

C7775630-7901-51B9-8782-9B585EC0799A
ErrorCodestring

The error code returned if the request fails.

403
ErrorMessagestring

The error message returned if the request fails.

UnknownError
Successboolean

Indicates whether the request is successful. Valid values:

  • true: The request is successful.
  • false: The request fails.
true
TotalCountinteger

The total number of entries returned.

1
DagVersionListobject []

The information about the published versions.

DagNamestring

The name of the task flow.

Spark SQL
DagOwnerIdstring

The ID of the task flow owner.

51****
DagOwnerNickNamestring

The name of the task flow owner.

name
VersionCommentsstring

The description of the version.

test_OSS
VersionIdlong

The ID of the version.

2****
LastVersionIdlong

The ID of the previously published version.

2****

Examples

Sample success responses

JSONformat

{
  "RequestId": "C7775630-7901-51B9-8782-9B585EC0799A",
  "ErrorCode": "403",
  "ErrorMessage": "UnknownError",
  "Success": true,
  "TotalCount": 1,
  "DagVersionList": {
    "DagVersion": [
      {
        "DagName": "Spark SQL",
        "DagOwnerId": "51****",
        "DagOwnerNickName": "name",
        "VersionComments": "test_OSS",
        "VersionId": 0,
        "LastVersionId": 0
      }
    ]
  }
}

Error codes

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

Change history

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