Updated on 2025-10-24 GMT+08:00

Changing the Password of a Database User

Description

This API is used to change the password of a database user

Constraints

This operation cannot be performed on frozen or abnormal instances.

URI

  • URI format

    PUT /v3/{project_id}/instances/{instance_id}/reset-password

  • URI example

    https://dds.ap-southeast-1.myhuaweicloud.com/v3/0549b4a43100d4f32f51c01c2fe4acdb/instances/cc6345c64cec47499182467ea0dd432ain02/reset-password

Table 1 Path parameters

Name

Mandatory

Type

IN

Description

project_id

Yes

string

path

Explanation:

Project ID of a tenant in a region. To obtain the project ID, see Obtaining a Project ID.

Constraints:

N/A

Value range:

N/A

Default value:

N/A

instance_id

Yes

string

path

Explanation:

Instance ID, which can be obtained by calling the API described in Querying Instances and Details. If you do not have an instance, call the API described in Creating a DB Instance to create one.

Constraints:

N/A

Value range:

N/A

Default value:

N/A

Request Parameters

Table 2 Request header parameters

Name

Mandatory

Type

IN

Description

X-Auth-Token

Yes

string

header

Definition

User token obtained from IAM. For details, see Authentication.

Constraints

N/A

Range

N/A

Default Value

N/A

Table 3 Parameter description

Name

Type

Mandatory

Description

user_name

String

No

The database username.

  • The default value is rwuser. Users sharduser and csuser are also supported.
  • The value must be 1 to 64 characters in length and can contain only letters (from A to Z or from a to z), digits (from 0 to 9), hyphens (-), underscores (_), and periods (.).

user_pwd

String

Yes

The database password.

  • The value must be 8 to 32 characters in length and contain uppercase letters (A to Z), lowercase letters (a to z), digits (0 to 9), and special characters, such as ~!@#%^*-_=+?
  • Enter a strong password to improve security, preventing security risks such as brute force cracking.

db_name

String

No

The database name. The default value is admin.

Example Requests

Changing the password of a database user
{
"user_name": "rwuser",
"user_pwd": "******"
}

Response Parameters

  • Example Responses
    {}

SDK

Click Document Database Service DDS SDK to download the SDK or view the SDK document. To learn how to install and authenticate an SDK, read the Usage section.

Status Code

For more information, see Status Code.

Error Code

For more information, see Error Code.