ModifyDBResourceGroup - AnalyticDB - Alibaba Cloud Documentation Center

Modifies the number of nodes or the query execution mode for a resource group of an AnalyticDB for MySQL Data Warehouse Edition cluster.

Operation description

Precautions

This operation is applicable only for elastic clusters of 32 cores or more.
The number of nodes cannot be changed for the default resource group USER_DEFAULT.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
adb:ModifyDBResourceGroup	update	DBCluster acs:adb:{#regionId}:{#accountId}:dbcluster/{#dbclusterId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
DBClusterId	string	Yes	The ID of the AnalyticDB for MySQL Data Warehouse Edition (V3.0) cluster. Note You can call the DescribeDBClusters operation to query the cluster IDs of all AnalyticDB for MySQL Data Warehouse Edition (V3.0) clusters within a specific region.	am-bp1ub9grke1****
GroupName	string	Yes	The name of the resource group.	test_group
GroupType	string	No	The query execution mode. Valid values: interactive batch Note For more information, see Query execution modes.	batch
NodeNum	integer	No	The number of nodes. Default value: 0. Each node is configured with the resources of 16 cores and 64 GB memory. Make sure that the amount of resources of the nodes (Number of nodes × 16 cores and 64 GB memory) is less than or equal to the amount of unused resources of the cluster.	1
PoolUserList	array	No	The database accounts with which to associate the resource group. They can be standard accounts or privileged accounts.
	string	No	The database account with which to associate the resource group.	user1

Response parameters

Parameter	Type	Description	Example
	object
RequestId	string	The ID of the request.	1AD222E9-E606-4A42-BF6D-8A4442913CEF

Examples

Sample success responses

JSONformat

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

Error codes

HTTP status code	Error code	Error message	Description
400	IncorrectDBInstanceState	The specified instance state does not support this operation.	This operation is not supported while the instance is in the current state.
404	InvalidDBCluster.NotFound	The DBClusterId provided does not exist in our records.	The specified DBClusterId parameter does not exist. Make sure that the DBClusterId value is valid.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation
2024-07-01	The Error code has changed. The request parameters of the API has changed	View Change Details
2023-04-06	The Error code has changed	View Change Details