Function

This API is used to query details about a database user of a specified DB instance.

• Before calling an API, you need to understand the API in Authentication.
• Before calling this API, obtain the required region and endpoint.

Constraints

• Databases cannot be queried when the DB instance is in the abnormal or frozen state.
• The database list of read replicas cannot be queried.

URI

• URI format

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

• Example

  https://rds.cn-north-1.myhuaweicloud.com/v3/0483b6b16e954cb88930a360d2c4e663/instances/dsfae23fsfdsae3435in01/db_user

• Parameter description

  Table 1 Parameter description

  Name	Mandatory	Description
  project_id	Yes	Specifies the project ID of a tenant in a region. For details about how to obtain the project ID, see Obtaining a Project ID.
  instance_id	Yes	Specifies the DB instance ID.

Request

None

Response

• Normal response

  Table 2 Parameter description

  Name	Type	Description
  users	Array of objects	Each element in the list indicates a database account. For details, see Table 3.

  Table 3 users element structure description

  Name	Type	Description
  name	String	Indicates an account name.
  databases	Array of objects	Each element in the list indicates a database associated with the account. For details, see Table 4.

  Table 4 databases element structure description

  Name	Type	Description
  name	String	Indicates a database name.
  readonly	Boolean	Indicates the read-only permission. true: indicates the read-only permission. false: indicates the read and write permission.

• Example normal response

  {
      "users": [
          {
              "name": "rds",
              "databases": [
                  {
                      "name": "rds-test",
                      "readonly": false
                  }
              ]
          },
          {
              "name": "rds001",
              "databases": null
          }
      ]
  }

• Abnormal response

  For details, see Abnormal Request Results.

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.