UpgradeDBInstanceKernelVersion - PolarDB - Alibaba Cloud Documentation Center

Debugging

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.
SwitchMode	String	No	0	The mode of switching the roles of the primary and secondary nodes. Valid values: 0: The roles of the primary and secondary nodes are immediately switched. 1: The roles of the primary and secondary nodes are switched during the O&M time period.
MinorVersion	String	No	polarx-kernel_5.4.12-16349923_xcluster-20210926	The kernel version.

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 request ID.
TaskId	String	422922413	The ID of the backend task.

Examples

Sample requests

http(s)://[Endpoint]/?Action=UpgradeDBInstanceKernelVersion
&RegionId=cn-hangzhou
&DBInstanceName=pxc-hzjasd****
&SwitchMode=0
&MinorVersion=polarx-kernel_5.4.12-16349923_xcluster-20210926
&Common request parameters

Sample success responses

XML format

HTTP/1.1 200 OK
Content-Type:application/xml

<UpgradeDBInstanceKernelVersionResponse>
    <DBInstanceName>pxc-hzjasd****</DBInstanceName>
    <TargetMinorVersion>polarx-kernel_5.4.7-16001481_xcluster-20200910</TargetMinorVersion>
    <RequestId>FEA5DC20-6D8A-5979-97AA-FC57546ADC20</RequestId>
    <TaskId>422922413</TaskId>
</UpgradeDBInstanceKernelVersionResponse>

JSON format

HTTP/1.1 200 OK
Content-Type:application/json

{
  "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, see Service error codes.