Help Center> GaussDB(for MySQL)> API Reference> APIs (Recommended)> Parameter Template Management> Querying Instances That a Parameter Template Can Be Applied To
Updated on 2023-11-28 GMT+08:00

Querying Instances That a Parameter Template Can Be Applied To

Function

This API is used to query DB instances that a parameter template can be applied to. Before calling this API:

URI

GET /v3/{project_id}/configurations/{configuration_id}/applicable-instances

Table 1 URI parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID of a tenant in a region.

To obtain this value, see Obtaining a Project ID.

configuration_id

Yes

String

Parameter template ID.

To obtain this value, see Querying Parameter Templates.

After the request is processed, the value of id in the response body is the value of configuration_id.

Table 2 Query parameters

Parameter

Mandatory

Type

Description

offset

No

Integer

Index offset. If offset is set to N, the resource query starts from the N+1 piece of data. The value is 0 by default, indicating that the query starts from the first piece of data. The value cannot be a negative number.

limit

No

Integer

Number of records to be queried. The default value is 100. The value must be a positive integer. The minimum value is 1 and the maximum value is 100.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token.

If the following response body is returned for calling the API used to obtain a user token, the request is successful.

After the request is processed, the value of X-Subject-Token in the message header is the token value.

X-Language

No

String

Request language type. The default value is en-us.

Value:

  • en-us
  • zh-cn

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

instances

Array of ApplicableInstances objects

List of instances that the parameter template can be applied to.

total_count

Integer

Number of instances that the parameter template can be applied to.

Table 5 ApplicableInstances

Parameter

Type

Description

instance_id

String

Instance ID.

instance_name

String

Instance name.

Status code: 400

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Request

Querying instances that a template parameter template can be applied to

GET https://{endpoint}/v3/0483b6b16e954cb88930a360d2c4e663/configurations/0c82974e2354466098d7b4b72e55129dpr07/applicable-instances

Example Response

Status code: 200

Success.

{
  "total_count" : 10,
  "instances" : [ {
    "instance_id" : "75e1935142974ca685357dc784626f22in07",
    "instance_name" : "gauss-ff14-hll"
  }, {
    "instance_id" : "cf72c31a689c40b7883c355a0bb5cc1din07",
    "instance_name" : "tst-bbbnew"
  }, {
    "instance_id" : "4a99fbae95df43648281cdd9e269c1c7in07",
    "instance_name" : "gauss-62d8"
  }, {
    "instance_id" : "fb6244dc9b1443b7ad0aae81283d5d28in07",
    "instance_name" : "gauss-test-1"
  }, {
    "instance_id" : "2260da7e105e485ebc9c060c1663d89ain07",
    "instance_name" : "gauss-f4c6-cx"
  }, {
    "instance_id" : "1cf7357f931448f89229de664c114d05in07",
    "instance_name" : "gauss-wry-0710-3"
  }, {
    "instance_id" : "5280b1a667d142378fe28816afb2e4b8in07",
    "instance_name" : "taurus_WAkJSzVy"
  }, {
    "instance_id" : "56c6924923804259a1b15b846c6b4bf1in07",
    "instance_name" : "tck-update3"
  }, {
    "instance_id" : "72a8f4287e04427985087795825fcddain07",
    "instance_name" : "critBack"
  }, {
    "instance_id" : "c5df1dec75ed48ab85fe52c72ba784bbin07",
    "instance_name" : "gauss-f873-cx"
  } ]
}

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.