ModifyDBClusterServerlessConf - PolarDB - Alibaba Cloud Documentation Center

Modifies the configurations of a serverless cluster.

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 parameter


Parameter	Type	Required	Example	Description
Action	String	Yes	ModifyDBClusterServerlessConf	The operation that you want to perform. Set the value to ModifyDBClusterServerlessConf.
DBClusterId	String	Yes	pc-bp10gr51qasnl****	The ID of the serverless cluster.
ScaleMin	String	No	1	The minimum number of PCUs per node for scaling. Valid values: 1 PCU to 31 PCUs.
ScaleMax	String	No	10	The maximum number of PCUs per node for scaling. Valid values: 1 PCU to 32 PCUs.
ScaleRoNumMin	String	No	1	The minimum number of read-only nodes for scaling. Valid values: 0 to 15.
ScaleRoNumMax	String	No	2	The maximum number of read-only nodes for scaling. Valid values: 0 to 15.
AllowShutDown	String	No	true	Specifies whether to enable the no-activity suspension feature. Valid values: true false
SecondsUntilAutoPause	String	No	10	The detection period for No-activity Suspension. Valid values: 300 to 86400. Unit: seconds. The detection period must be a multiple of 300 seconds.

Response parameters


Parameter	Type	Example	Description
RequestId	String	5E71541A-6007-4DCC-A38A-F872C31FEB45	The request ID.
DBClusterId	String	pc-bp10gr51qasnl****	The ID of the serverless cluster.

Examples

Sample requests

http(s)://polardb.aliyuncs.com/?Action=ModifyDBClusterServerlessConf
&DBClusterId=pc-bp10gr51qasnl****
&ScaleMin=1
&ScaleMax=10
&ScaleRoNumMin=1
&ScaleRoNumMax=2
&AllowShutDown=true
&SecondsUntilAutoPause=10
&Common request parameters

Sample success responses

XML format

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

<ModifyDBClusterServerlessConfResponse>
    <RequestId>5E71541A-6007-4DCC-A38A-F872C31FEB45</RequestId>
    <DBClusterId>pc-bp10gr51qasnl****</DBClusterId>
</ModifyDBClusterServerlessConfResponse>

JSON format

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

{
  "RequestId" : "5E71541A-6007-4DCC-A38A-F872C31FEB45",
  "DBClusterId" : "pc-bp10gr51qasnl****"
}

Error codes


HttpCode	Error code	Error message	Description
404	InvalidDBInstanceClass.NotFound	rw class code must be equal with hot replica	The error message returned because the specification of the hot standby node is not the same as that of the primary node.

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