Applying a Parameter Template

Function

This API is used to apply a parameter template to one or more DB instances.

  • Before calling an API, you need to understand the API in Authentication.

  • Before calling this API, obtain the required region and endpoint.

Constraints

  • The following DB engines are supported: MySQL, PostgreSQL, and Microsoft SQL Server.

  • For Microsoft SQL Server, only the following editions are supported: Microsoft SQL Server 2014 SE, 2016 SE, and 2016 EE.

URI

  • URI format

    PUT https://{Endpoint}/v3/{project_id}/configurations/{config_id}/apply

  • 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.

    config_id

    Yes

    Specifies the parameter template ID.

Request

  • Parameter description

    Table 2 Parameter description

    Name

    Mandatory

    Type

    Description

    instance_ids

    Yes

    Array of strings

    Specifies the DB instance ID list object.

  • Request example

    PUT https://{Endpoint}/v3/0483b6b16e954cb88930a360d2c4e663/configurations/463b4b58-d0e8-4e2b-9560-5dea4552fde9/apply
    
    {
        "instance_ids": ["73ea2bf70c73497f89ee0ad4ee008aa2in01", "fe5f5a07539c431181fc78220713aebein01"]
    }
    

Response

  • Normal response

    Table 3 Parameter description

    Name

    Type

    Description

    configuration_id

    String

    Specifies the parameter template ID.

    configuration_name

    String

    Specifies the parameter template name.

    apply_results

    Array of objects

    Specifies the result of applying the parameter template.

    For details, see Table 4.

    success

    Boolean

    Indicates whether the parameter template is applied to all requested DB instances successfully.

    • true: The parameter template was successfully applied to all requested DB instances.

    • false: The parameter template failed to be applied to one or more requested DB instances.

    Table 4 apply_results field data structure description

    Name

    Type

    Description

    instance_id

    String

    Indicates the DB instance ID.

    instance_name

    String

    Indicates the DB instance name.

    restart_required

    Boolean

    Indicates whether a reboot is required.

    • true: A reboot is required.

    • false: A reboot is not required.

    success

    Boolean

    Indicates whether the parameter template is applied to the DB instance successfully.

    • true: The application was successful.

    • false: The application failed.

  • Example normal response

    {
        "configuration_id": "cf49bbd7d2384878bc3808733c9e9d8bpr01",
        "configuration_name": "paramsGroup-bcf9",
        "apply_results": [{
            "instance_id": "fe5f5a07539c431181fc78220713aebein01",
            "instance_name": "zyy1",
            "restart_required": false,
            "success": false
        }, {
            "instance_id": "73ea2bf70c73497f89ee0ad4ee008aa2in01",
            "instance_name": "zyy2",
            "restart_required": false,
            "success": false
        }],
        "success": false
    }
    
  • Abnormal response

    For details, see Abnormal Request Results.

Status Code

Error Code

For details, see Error Codes.