Updates the kernel version of a PolarDB-X instance.


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 UpgradeDBInstanceKernelVersion

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

RegionId String Yes cn-hangzhou

The region ID of the instance.

DBInstanceName String Yes pxc-hzjasd****

The name of the instance.

Response parameters

Parameter Type Example Description
DBInstanceName String pxc-hzjasd****

The name of the instance.

TargetMinorVersion String polarx-kernel_5.4.7-16001481_xcluster-20200910

The kernel version after the update.

RequestId String FEA5DC20-6D8A-5979-97AA-FC57546ADC20

The ID of the request.

TaskId String 422922413

The ID of the backend task.


Sample requests

&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK


JSON format

HTTP/1.1 200 OK

  "DBInstanceName" : "pxc-hzjasd****",
  "TargetMinorVersion" : "polarx-kernel_5.4.7-16001481_xcluster-20200910",
  "RequestId" : "FEA5DC20-6D8A-5979-97AA-FC57546ADC20",
  "TaskId" : "422922413"

Error codes

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