Updated on 2025-11-26 GMT+08:00

Deleting a Database User

Function

This API is used to delete a database user on DAS. The database user is deleted from the DAS system only. The real database user object is not deleted. Currently, only MySQL instances are supported.

Authorization Information

Each account has permissions to call all APIs, but IAM users must have the required permissions specifically assigned.

  • If you are using role/policy-based authorization, see the required permissions in Permissions Policies and Supported Actions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: Required)

    Condition Key

    Alias

    Dependency

    das:clouddba:deleteDbUser

    Write

    Instance

    -

    -

    -

URI

DELETE /v3/{project_id}/instances/{instance_id}/db-users/{db_user_id}

Table 1 URI parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Explanation:

Project ID of a tenant in a region

To obtain this value, see Obtaining a Project ID.

Constraints:

N/A

Values:

The value can contain 32 characters. Only letters and digits are allowed.

Default value:

N/A

instance_id

Yes

String

Explanation:

Unique ID of an instance

Constraints:

N/A

Values:

The value can contain 32 characters. Only letters and digits are allowed.

Default value:

N/A

db_user_id

Yes

String

Explanation:

Database user ID, that is, ID of a connection established between the database account and the database. A database user ID is created by calling the API in Registering a Database User.

Constraints:

N/A

Values:

The value is a UUID containing 36 characters. Only letters, digits, and hyphens (-) are allowed.

Default value:

N/A

Request Parameters

None

Response Parameters

Status code: 200

Table 2 Response body parameter

Parameter

Type

Description

result

String

Explanation:

Modification result. If the deletion is successful, OK is returned.

Values:

OK

Example Request

Deleting a database user

DELETE https://das.cn-north-1.myhuaweicloud.com/v3/054e292c9880d4992f02c0196d3ea468/instances/da304cd5bbb944de828759bc7be3d3fein01/db-users/24c0c455-1f0e-448b-acb2-6e184b4ffcfa

Example Response

Status code: 200

Successful request

{
  "result" : "OK"
}

Status Codes

Status Code

Description

200

Successful request

400

Client error

500

Server error

Error Codes

See Error Codes.