Updated on 2025-08-22 GMT+08:00

Querying Resource Tags

Description

This API is used to query tags of a specified resource.

Restrictions

A maximum of 20 tags can be added to a DB instance. The tag key must be unique.

URI

  • URI format

    GET https://{Endpoint}/v3/{project_id}/instances/{instance_id}/tags

  • URI example

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

Request Parameters

Parameter description

Table 1 Request parameters

Name

Type

IN

Mandatory

Description

X-Auth-Token

string

header

Yes

Explanation:

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

Constraints:

N/A

Value range:

N/A

Default value:

N/A

project_id

string

path

Yes

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

string

path

Yes

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

Response Parameters

  • Parameter description
    Table 2 Parameter description

    Name

    Mandatory

    Type

    Description

    tags

    Yes

    Array of objects

    The tag list. For more information, see Table 3.

    Table 3 tags field data structure description

    Name

    Mandatory

    Type

    Description

    key

    Yes

    String

    The tag key.

    • The key cannot be empty and contains 1 to 128 single-byte characters.
    • The key can contain UTF-8 letters (including Chinese characters), digits, spaces, and the following characters: _.:/=+-@
    • Do not enter labels starting with _sys_, which are system labels.

    Character set: 0-9, A-Z, a-z, "_", and "-".

    value

    Yes

    String

    The tag value.

    • The value can contain UTF-8 letters (including Chinese characters), digits, spaces, and the following characters: _.:/=+-@
    • The value can be empty or null and contains 0 to 255 single-byte characters.

    Character set: 0-9, A-Z, a-z, "_", "." and "-".

  • Response example
    {
      "tags": [
        {
          "key": "key1",
          "value": "value1"
        },
        {
          "key": "key2",
          "value": "value2"
        }
      ]
    }

Status Code

For more information, see Status Code.

Error Code

For more information, see Error Code.