Changing DB Instance Specifications

Function

This API is used to change DB instance specifications.

Services will be interrupted for 5 to 10 minutes when you change DB instance specifications. Exercise caution when performing this operation.

URI

• URI format

  PATH: /rds/v1/{project_id}/instances/{instanceId}/action

  Method: POST

• Parameter description

  Table 1 Parameter description

  Name	Mandatory	Description
  project_id	Yes	Specifies the project ID of a tenant in a region.
  instanceId	Yes	Specifies the primary node ID of the DB instance. NOTE: This field is not the DB instance ID. You are advised to use API v3 and the DB instance ID to perform related operations.

• Restrictions
  1. The new specifications cannot be the same as the original specifications.
  2. The instance class can be modified only for DB instances whose status is Available.

Request

• Parameter description

  Table 2 Parameter description

  Name	Type	Description
  resize	Dictionary data structure. For details, see Table 3.	Specifies the information about the returned parameter flavorRef.

  Table 3 resize field data structure description

  Name	Type	Description
  flavorRef	String	Specifies the specification ID (flavors.id in the response message in section Obtaining All DB Instance Specifications).

• Request example

  {
  "resize":{
  "flavorRef":"0d922098-553c-4123-80df-e627a1d41a0d"
  }
  }

Normal Response

• Parameter description

  Table 4 Parameter description

  Name	Type	Description
  jobId	List data structure	Indicates the jobId information.

• Response example

  {
  "jobId": [
  "ff8080815703e6de015703e98504001a"
  ]
  }

Abnormal Response

For details, see Abnormal Request Results.