Queries destination regions that support cross-region backup.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes DescribeAvailableCrossRegion

The operation that you want to perform. Set the value to DescribeAvailableCrossRegion.

RegionId String Yes cn-hangzhou

The ID of the source region. You can call the DescribeRegions operation to query the most recent region list.

Response parameters

Parameter Type Example Description
Regions List "cn-qingdao","cn-shanghai", "cn-shenzhen"

The list of destination regions that support cross-region backup.

RequestId String 39265F46-EC77-4036-8AC4-F035F32F6BE2

The ID of the request.


Sample requests

http(s)://rds.aliyuncs.com/? Action=DescribeAvailableCrossRegion
&<Common request parameters>

Sample success responses

XML format


JSON format

	"RequestId": "39265F46-EC77-4036-8AC4-F035F32F6BE2",
	"Regions": {
		"Region": [

Error codes

For a list of error codes, visit the API Error Center.