Changes the primary zone of a PolarDB 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 No ModifyDBClusterPrimaryZone

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

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

The ID of the cluster.

ZoneId String Yes cn-hangzhou-g

The ID of the new primary zone.

Note You can call the DescribeRegions operation to query available zones.
VSwitchId String No vsw-**************

The ID of the VSwitch.

Response parameters

Parameter Type Example Description
RequestId String ED12C6FF-3261-4571-AB57-3570F6******

The ID of the request.


Sample requests

http(s):// Action=ModifyDBClusterPrimaryZone
&<Common request parameters>

Sample success responses

XML format


JSON format

  "RequestId": "ED12C6FF-3261-4571-AB57-3570F6******"

Error codes

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