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ApsaraDB RDS:EvaluateLocalExtendDisk

Last Updated:Nov 11, 2025

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.

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:
    • For mandatory resource types, indicate with a prefix of * .
    • 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.
OperationAccess levelResource typeCondition keyAssociated operation
rds:EvaluateLocalExtendDiskget
*DBInstance
acs:rds:{#regionId}:{#accountId}:dbinstance/{#DbInstanceId}
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
RegionIdstringYes

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

cn-hangzhou
DBInstanceNamestringYes

The instance name.

rm-m5e999iqm65******
StorageintegerNo

The new storage capacity. Unit: GB.

1000
ResourceGroupIdstringNo

The resource group ID.

rg-ac****

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The request ID.

A4C4D26F-E5CE-5A28-8C54-46A6FB318223
DBInstanceIdstring

The instance ID.

rm-bp1375i66nd******
Availablestring

Indicates whether the instance is available. Valid values: true and false.

True
LocalUpgradeDiskLimitlong

The maximum value of the local disk. Unit: GB.

100
DBInstanceTransTypestring

The data transfer type supported by the instance.

0

Examples

Sample success responses

JSONformat

{
  "RequestId": "A4C4D26F-E5CE-5A28-8C54-46A6FB318223",
  "DBInstanceId": "rm-bp1375i66nd******",
  "Available": "True",
  "LocalUpgradeDiskLimit": 100,
  "DBInstanceTransType": 0
}

Error codes

HTTP status codeError codeError message
400InvalidUserId.NotSupportThe user ID has no permission.
404IncorrectDBTypeCurrent DB type does not support this operation.
404HostInfo.NotFoundThe host is not found.

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

Change history

Change timeSummary of changesOperation
2024-04-15The Error code has changedView Change Details