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Last Updated:Nov 07, 2023

Resets the permissions of a privileged account for a PolarDB cluster.

Operation Description

  • Only PolarDB for MySQL clusters support this operation.
  • If the privileged account of your cluster encounters exceptions, you can call this operation to reset the permissions. For example, the permissions are accidentally revoked.
  • debugging

    You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.


    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
    • dbcluster

    Request parameters


    The ID of the cluster.


    The username of the account.

    Note You can reset only the permissions of a privileged account.

    The password of the account. The password must meet the following requirements:

    • It must contain at least three of the following character types: uppercase letters, lowercase letters, digits, and special characters.
    • The password must be 8 to 32 characters in length.
    • Special characters include ! @ # $ % ^ & * ( ) _ + - =

    Response parameters


    The ID of the request.



    Sample success responses


      "RequestId": "2FED790E-FB61-4721-8C1C-07C627******"

    Error codes

    HTTP status codeError codeError messageDescription
    400InvalidAccountName.MalformedThe specified parameter AccountName is not valid.The specified AccountName parameter is invalid.
    403ConcurrentTaskExceededThe number of concurrent tasks exceeds the quota.The maximum number of concurrent tasks is exceeded.
    404InvalidDBCluster.NotFoundThe DBClusterId provided does not exist in our records.The specified DBClusterId parameter does not exist in the current record.
    404InvalidDBClusterId.MalformedThe specified parameter DBClusterId is not valid.The specified DBClusterId parameter is invalid.
    404InvalidDBClusterId.NotFoundThe DBInstanceId provided does not exist in our records.The specified DBClusterId parameter does not exist in the current record.

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

    Change history

    Change timeSummary of changesOperation
    2023-09-12The error codes of the API operation change.see changesets
    Change itemChange content
    Error CodesThe error codes of the API operation change.
      Error Codes 404 change
      delete Error Codes: 403
      Added Error Codes: 400