Function

This API is used to modify the backup policy. Before calling this API:

Learn how to authorize and authenticate it.
Obtain the required region and endpoint.

URI

URI format
PUT https://{endpoint}/mysql/v3/{project_id}/instances/{instance_id}/backups/policy/update
Example
PUT https://gaussdb-mysql.eu-de.otc.t-systems.com/mysql/v3/97b026aa9cc4417888c14c84a1ad9860/instances/c3ec2c6148ad4d71b1a8411a62df0d3cin07/backups/policy/update

Parameter description

**Table 1** Parameter description
Name	Type	Mandatory	Description
project_id	String	Yes	Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID.
instance_id	String	No	DB instance ID.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	No	String	User token.
X-Language	No	String	Language.
Content-Type	Yes	String	MIME type of the request body. You are advised to use the default value application/json. For APIs used to upload objects or images, the value can vary depending on the flow type.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
backup_policy	Yes	MysqlBackupPolicy object	Database information.

**Table 4** MysqlBackupPolicy
Parameter	Mandatory	Type	Description
start_time	Yes	String	Backup time window. Automated backups will be triggered during the backup time window. The value cannot be empty. It must be a valid value in the "hh:mm-HH:MM" format. The current time is in the UTC format. The HH value must be 1 greater than the hh value. The values of mm and MM must be the same and must be set to 00. Example value: 21:00-22:00
keep_days	Yes	Integer	Backup retention days.
period	Yes	String	Backup cycle configuration. Data will be automatically backed up on the selected days every week. Value range: The value is a number separated by commas (,), indicating the days of the week. For example, the value 1,2,3,4 indicates that the backup period is Monday, Tuesday, Wednesday, and Thursday.
retention_num_backup_level1	No	Integer	Number of retained level-1 backups. The default value is 0. This parameter is valid when the level-1 backup function is enabled. Valid value: 0 1

Response Parameters

Status code: 200

**Table 5** Response body parameters
Parameter	Type	Description
status	String	Backup status. Value: BUILDING: Modification in progress COMPLETED: Modification completed FAILED: Modification failed
instance_id	String	DB instance ID.
instance_name	String	DB 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

Modifying the backup policy

POST https://gaussdb-mysql.eu-de.otc.t-systems.com/mysql/v3/054e292c9880d4992f02c0196d3ea468/instances/ba62a0b83a1b42bfab275829d86ac0fdin07/backups/policy/update
{
  "backup_policy" : {
    "keep_days" : 7,
    "start_time" : "19:00-20:00",
    "period" : "1,2,3,4,5"
  }
}

Example Response

Status code: 200

Success.

{
  "status" : "COMPLETED",
  "instance_id" : "ef25188419f941309882d2986b2210b9in07",
  "instance_name" : "gauss-mysql"
}

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.

Modifying the Backup Policy