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    ApsaraDB for MyBase:ModifyDedicatedHostPassword

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    ApsaraDB for MyBase:ModifyDedicatedHostPassword

    Last Updated:Aug 28, 2026

    Changes the root account password of a host.

    Operation description

    This operation is supported only for ApsaraDB MyBase for Redis Enhanced Edition (Tair) dedicated clusters.

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    RAM authorization

    No authorization for this operation. If you encounter issues with this operation, contact technical support.

    Request parameters

    Parameter

    Type

    Required

    Description

    Example
    RegionId

    string

    No

    The region ID of the host. You can call the DescribeDedicatedHostAttribute operation to query the region ID.

    cn-hangzhou
    NewPassword

    string

    Yes

    The new password.

    • The password must be 8 to 32 characters in length.

    • The password must contain at least three of the following character types: uppercase letters, lowercase letters, digits, and special characters.

    • The password can contain the following special characters: ! @ # $ % ^ & * ( ) _ + - =

    Note

    If your dedicated cluster runs SQL Server, the password cannot contain the account name (case-insensitive).

    test*****
    DedicatedHostId

    string

    Yes

    The host ID. You can call the DescribeDedicatedHosts operation to query the host ID.

    ch-bp10a5id3boqi****

    Response elements

    Element

    Type

    Description

    Example

    object

    DedicatedHostName

    string

    The name of the host.

    test123****
    RequestId

    string

    The request ID.

    D6E068C3-25BC-455A-85FE-45F0B22E12AS

    Examples

    Success response

    JSON format

    {
  "DedicatedHostName": "test123****",
  "RequestId": "D6E068C3-25BC-455A-85FE-45F0B22E12AS"
}

    Error codes

    HTTP status code

    Error code

    Error message

    Description
    404 InvalidDBInstance.NotFound The specified instance does not exist or is not supported. The specified instance does not exist or is not supported.

    See Error Codes for a complete list.

    Release notes

    See Release Notes for a complete list.