Help Center/ Cloud Backup and Recovery/ API Reference/ CBR APIs/ Tags/ Deleting a Tag from an Associated Resource
Updated on 2026-08-10 GMT+08:00

Deleting a Tag from an Associated Resource

Function

This API is used to delete a tag from an associated resource. The API is idempotent. When you delete a nonexistent tag, error code 404 will be returned. Tag keys cannot be empty or be empty character strings.

Debugging

You can debug this API through automatic authentication in API Explorer or use the SDK sample code generated by API Explorer.

Authorization Information

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

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, no identity policy-based permission required for calling this API.

URI

DELETE /v3/{project_id}/vault/{vault_id}/tags/{key}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

key

Yes

String

Definition

Tag key.

Constraints

N/A

Range

A key consists of up to 36 characters.

A key cannot be an empty string.

Spaces before and after a key will be discarded.

A key cannot contain the following characters: ASCII (0-31), equal signs (=), asterisks (*), left angle brackets (<), right angle brackets (>), backslashes (), commas (,), vertical bars (|), and slashes (/).

A key can contain only letters, digits, hyphens (-), and underscores (_).

Default Value

N/A

project_id

Yes

String

Definition

Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.

Constraints

N/A

Range

N/A

Default Value

N/A

vault_id

Yes

String

Definition

Vault ID. For details about how to obtain the vault ID, see Querying the Vault List.

Constraints

N/A

Range

N/A

Default Value

N/A

Request Parameters

None

Response Parameters

Status code: 204

No Content

Status code: 400

Table 2 Response body parameters

Parameter

Type

Description

error_code

String

For details, see Error Codes.

error_msg

String

Error message

Example Requests

DELETE https://{endpoint}/v3/{project_id}/vault/{vault_id}/tags/{key}

Example Responses

None

Status Codes

Status Code

Description

204

No Content

400

Bad Request

Error Codes

See Error Codes.