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ModifyDBInstanceReadOnlyGroup

最后更新时间:2024-06-17 14:25:54

    1. API Description

    Domain name for API request: postgres.tencentcloudapi.com.

    This API is used to modify the RO group of an instance.

    A maximum of 100 requests can be initiated per second for this API.

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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: ModifyDBInstanceReadOnlyGroup.
    Version Yes String Common Params. The value used for this API: 2017-03-12.
    Region No String Common Params. This parameter is not required for this API.
    DBInstanceId Yes String Instance ID
    ReadOnlyGroupId Yes String ID of the RO group to which the read-only replica belongs
    NewReadOnlyGroupId Yes String ID of the new RO group into which the read-only replica will move

    3. Output Parameters

    Parameter Name Type Description
    FlowId Integer Task ID
    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 ModifyDBInstanceReadOnlyGroup

    Input Example

    POST / HTTP/1.1
    Host: postgres.tencentcloudapi.com
    Content-Type: application/json
    X-TC-Action: ModifyDBInstanceReadOnlyGroup
    <Common request parameters>
    
    {
        "NewReadOnlyGroupId": "NewGroup",
        "ReadOnlyGroupId": "OldGroup",
        "DBInstanceId": "postgres-k95qzetn"
    }
    

    Output Example

    {
        "Response": {
            "RequestId": "d43b2a9f-070c-480b-a0bb-7c210428cfe8",
            "FlowId": 912
        }
    }
    

    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

    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.CamAuthFailed CAM authentication failed.
    FailedOperation.CamSigAndAuthError Authentication failed. Please try again later. If the problem persists, please contact customer service.
    FailedOperation.DatabaseAccessError Failed to access database management service. Please try again later. If the problem persists, please contact customer service.
    FailedOperation.FailedOperationError Operation failed. Please try again later.
    FailedOperation.FlowCreateError Failed to create a task. Please try again later. If the problem persists, please contact customer service.
    FailedOperation.IllegalROInstanceNum Invalid number of read-only replicas.
    FailedOperation.ROGroupNotFoundError The RO group does not exist.
    InstanceNotExist The current instance does not exist.
    InternalError.InternalHttpServerError An exception occurred while executing the request.
    InternalError.SystemError System error. When this error occurs, please contact customer service for assistance.
    InvalidInstanceStatus Incorrect instance status.
    InvalidParameterValue.InvalidParameterValueError Incorrect parameter value
    InvalidParameterValue.InvalidReadOnlyGroupStatus RO group in incorrect status
    InvalidParameterValue.ParameterHandleError Failed to process the parameter. Please check if the parameter value is valid.
    InvalidParameterValue.ReadOnlyGroupNotExist The RO group does not exist.
    OperationDenied.CamDeniedError This operation cannot be performed.
    OperationDenied.ROGroupStatusError This operation cannot be performed on an RO group in this status.
    OperationDenied.RoInstanceCountExeedError The total number of read-only nodes should not exceed the upper limit.
    ResourceNotFound.InstanceNotFoundError The instance does not exist.
    ResourceUnavailable.InvalidInstanceStatus Incorrect instance status.