Enables Transparent Data Encryption (TDE) or modifies the TDE settings for a PolarDB for MySQL cluster.



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 ModifyDBClusterTDE

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

DBClusterId String Yes pc-************

The ID of the cluster.

TDEStatus String Yes Enable

Modifies the TDE status. Set the value to Enable.

RoleArn String No acs:ram::1406926*****:role/aliyunrdsinstanceencryptiondefaultrole

The Alibaba Cloud Resource Name (ARN) of the RAM role. A RAM role is a virtual identity that you can create within your Alibaba Cloud account. For more information, see RAM role overview.

EncryptionKey String No 749c1df7-****-****-****-*********

The ID of the custom key.

EncryptNewTables String No ON

Specifies whether to enable automatic encryption for new tables. Valid values:

  • ON
  • OFF

Response parameters

Element Type Example Description
RequestId String 5F859238-2A36-4A8D-BD0F-732112******

The ID of the request.


Sample requests

&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK


JSON format

HTTP/1.1 200 OK

  "requestId" : "5F859238-2A36-4A8D-BD0F-732112******"

Error codes

HTTP status code Error code Error message Description
400 InvalidTDEStatus.AlreadyEnabled TDE has already enabled in the this cluster. The error message returned because TDE is enabled for the cluster.
400 InvalidDBType.Malformed The Specified DBType is not valid. The error message returned because the specified database type is invalid.
403 UnsupportedKmsService.NotEnabled KMS service is not enabled. The error message returned because KMS is not activated.
403 OperationDenied.DBNodeType The operation is not permitted due to type of node. The error message returned because the operation is not supported by the current node type.
404 InvalidDBCluster.NotFound The DBClusterId provided does not exist in our records. The error message returned because the specified cluster ID does not exist in the current record.

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