ModifyBackupPolicy - Database Backup - Alibaba Cloud Documentation Center

Modifies the backup policy of a PolarDB instance.

Operation description

Supported database engines

PolarDB for MySQL

Note This API operation is available only to specific customers. If you want to call this API operation, join the Database Backup (DBS) DingTalk group (ID 35585947) for customer consultation to request permissions.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
dbs:ModifyBackupPolicy	update	All Resources *	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionCode	string	No	The region in which backup sets reside.	cn-shanghai
PreferredBackupWindowBegin	string	No	The start time of a basic backup.	17:00Z
InstanceName	string	No	The ID of the PolarDB instance.	pc-2ze3nrr64c5****
AdvanceDataPolicies	array<object>	No	The information about the data backup policy.
	object	No
ActionType	string	No	The type of the operation. Valid values: CREATE UPDATE DELETE	UPDATE
PolicyId	string	No	The ID of the advanced backup policy. You can call the DescribeBackupPolicy operation to query the ID.	6s67c7i3y8f8p72808p******
FilterType	string	No	The scheduling mode of the advanced backup policy. Valid values: crontab: periodic scheduling. event: event-based scheduling.	crontab
FilterKey	string	No	The scheduling cycle. Valid values: dayOfWeek: scheduling by week. dayOfMonth: scheduling by month. dayOfYear: scheduling by year. backupInterval: scheduling at a specific interval. Note This parameter takes effect only when FilterType is set to crontab.	backupInterval
FilterValue	string	No	The backup cycle.	180
RetentionType	string	No	The retention type of backup sets. Valid values: never: Backup sets never expire. delay: Backup sets are retained for a specific number of days.	delay
RetentionValue	string	No	The retention period. Unit: day.	4
SrcType	string	No	The type of the data source of the backup policy. Valid values: db: database. level1: level-1 backup. level2: level-2 backup. level2Cross: level-2 cross-region backup.	db
SrcRegion	string	No	The region in which the data source of the backup policy resides.	cn-shanghai
DestType	string	No	The storage method of backup files. Valid values: db: database. level1: level-1 backup. level2: level-2 backup. level2Cross: level-2 cross-region backup.	level1
DestRegion	string	No	The region in which backup files are stored.	cn-shanghai

Response parameters

Parameter	Type	Description	Example
	object	The response parameters.
RequestId	string	The request ID.	D570F209-A166-50C6-98A3-155A20B218B7
Message	string	The returned message.	instanceName can not be empty.
Data	object	The details of the backup policy.
PreferredBackupWindowBegin	string	The start time of a basic backup.	17:00Z
PreferredBackupWindow	string	The time period during which a basic backup is performed.	17:00Z-18:00Z
AdvanceDataPolicies	array<object>	The information about the data backup policy.
AdvanceDataPolicie	object
PolicyId	string	The ID of the advanced backup policy.	dc13b153acc91141789122c23835****
FilterType	string	The scheduling mode of the advanced backup policy. Valid values: crontab: periodic scheduling. event: event-based scheduling.	crontab
FilterKey	string	The scheduling cycle. Valid values: dayOfWeek: scheduling by week. dayOfMonth: scheduling by month. dayOfYear: scheduling by year. backupInterval: scheduling at a specific interval. Note This parameter is returned only when FilterType is set to crontab.	backupInterval
FilterValue	string	The backup cycle.	180
DumpAction	string	The information about the dump policy. Valid values: copy: The backup data is copied from the data source to the destination. move: The backup data is moved from the data source to the destination.	copy
RetentionType	string	The retention type of backup sets. Valid values: never: Backup sets never expire. delay: Backup sets are retained for a specific number of days.	delay
RetentionValue	string	The retention period. Unit: day.	4
SrcType	string	The type of the data source of the backup policy. Valid values: db: database. level1: level-1 backup. level2: level-2 backup. level2Cross: level-2 cross-region backup.	db
SrcRegion	string	The region in which the data source of the backup policy resides.	cn-shanghai
DestType	string	The storage method of backup files. Valid values: db: database. level1: level-1 backup. level2: level-2 backup. level2Cross: level-2 cross-region backup.	level1
DestRegion	string	The region in which backup files are stored.	cn-shanghai
BakType	string	The backup type. Valid values: F: full backup. L: log backup.	F
AutoCreated	boolean	Indicates whether the backup policy is generated by the system. Valid values: true: The backup policy is generated by the system. false: The backup policy is a custom one.	false
ErrMessage	string	The error message returned if the request failed.	The specified parameter %s value is not valid.
Code	string	The response code.	Success
Success	string	Indicates whether the request was successful. Valid values: true false	true
ErrCode	string	The error code returned if the request failed.	Success

Examples

Sample success responses

JSONformat

{
  "RequestId": "D570F209-A166-50C6-98A3-155A20B218B7",
  "Message": "instanceName can not be empty.",
  "Data": {
    "PreferredBackupWindowBegin": "17:00Z",
    "PreferredBackupWindow": "17:00Z-18:00Z",
    "AdvanceDataPolicies": [
      {
        "PolicyId": "dc13b153acc91141789122c23835****",
        "FilterType": "crontab",
        "FilterKey": "backupInterval",
        "FilterValue": "180",
        "DumpAction": "copy",
        "RetentionType": "delay",
        "RetentionValue": "4",
        "SrcType": "db",
        "SrcRegion": "cn-shanghai",
        "DestType": "level1",
        "DestRegion": "cn-shanghai",
        "BakType": "F",
        "AutoCreated": false
      }
    ]
  },
  "ErrMessage": "The specified parameter %s value is not valid.",
  "Code": "Success",
  "Success": "true",
  "ErrCode": "Success"
}

Error codes

HTTP status code	Error code	Error message
403	Request.Forbidden	Have no Permissions

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation
2024-09-24	The request parameters of the API has changed. The response structure of the API has changed	View Change Details
2024-05-28	The internal configuration of the API is changed, but the call is not affected	View Change Details