Querying Instance Distribution

Function

This API is used to query instance distribution.

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	Dependencies
das::showCloudDBAInfo	Read	-	-	-	-

URI

GET /v3/{project_id}/instances/distribution

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID. Constraints N/A Range The value can contain 32 characters, including only letters and digits. Default Value N/A

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
datastore_type	No	String	Definition Database type Constraints N/A Range MySQL TaurusDB PostgreSQL Microsoft SQL Server Default Value N/A

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
total	Integer	Definition Total number Range [0, 2^31-1]
engine_distribution	Array of Table 4 objects	Definition Engine distribution Range N/A

**Table 4** engine_distribution
Parameter	Type	Description
datastore_type	String	Definition Database type Range N/A
total	Integer	Definition Total number Range [0,2^31-1]
instance_infos	Array of Table 5 objects	Definition Instance information Range N/A

**Table 5** engine_distribution.instance_infos
Parameter	Type	Description
status	String	Definition Instance status Range N/A
num	Integer	Definition Number of instances Range [0, 2^31-1]

Example Requests

"GET https://das.cn-north-1.myhuaweicloud.com/v3/054e292c9880d4992f02c0196d3ea468/instances/distribution?datastore_type=postgresql"

Example Responses

Status code: 200

Successful response

{
  "total": 1,
  "engine_distribution": [
    {
      "datastore_type": "PostgreSQL",
      "total": 1,
      "instance_infos": [
        {
          "status": "OTHERS",
          "num": 1
        },
        {
          "status": "FAILED",
          "num": 0
        },
        {
          "status": "STORAGE_FULL",
          "num": 0
        }
      ]
    }
  ]
}