You can call this operation to update resources in a resource pool. This operation can be used only for AnalyticDB for MySQL elastic clusters.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer automatically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ModifyDBResourcePool

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


DBClusterId String Yes am-bpxxxxxxxx47

The ID of the cluster.

PoolName String Yes test

The name of the resource pool.

QueryType String No interactive

The query execution mode. Valid values:

  • etl: the batch mode
  • interactive: the interactive mode
  • default_type: the default mode

Default value: default_type. For more information, see Query execution modes. You must specify at least one of the QueryType and NodeNum parameters.

NodeNum Integer No 2

The number of nodes. A single node has 16 cores and 64 GB of memory. You cannot modify this parameter for the default resource pool named USER_DEFAULT.

Response parameters

Parameter Type Example Description
RequestId String 1AD222E9-E606-4A42-BF6D-8A4442913CEF

The ID of the request.


Sample requests

http(s)://[Endpoint]/? Action=ModifyDBResourcePool
&<Common request parameters>

Sample success responses

XML format


JSON format

    "RequestId": "1AD222E9-E606-4A42-BF6D-8A4442913CEF"

Error codes

HttpCode Error code Error message Description
404 InvalidDBCluster.NotFound The DBClusterId provided does not exist in our records. The error message returned because the specified DBClusterId parameter does not exist. Check whether you specify the DBClusterId parameter correctly.

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