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AnalyticDB:ModifyDBInstanceConfig

Last Updated:Aug 27, 2026

Modifies the computing resource threshold and idle resource release wait period for an AnalyticDB for PostgreSQL instance in Serverless automatic scheduling mode.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

gpdb:ModifyDBInstanceConfig

get

*DBInstance

acs:gpdb:*:{#accountId}:dbinstance/{#dbinstanceId}

None None

Request parameters

Parameter

Type

Required

Description

Example

ResourceGroupId

string

No

The ID of the resource group to which the instance belongs. For more information about how to obtain the ID of a resource group, see View basic information of a resource group.

rg-bp67acfmxazb4p****

DBInstanceId

string

Yes

The ID of the instance.

Note

You can call the DescribeDBInstances operation to query the instance IDs of all AnalyticDB for PostgreSQL instances in a specific region.

gp-bp12ga6v69h86****

DBInstanceDescription

string

No

The description of the instance.

gp-bp12ga6v69h86****

ServerlessResource

integer

No

The threshold of computing resources. Valid values: 8 to 32. Unit: AnalyticDB Compute Units (ACUs).

32

IdleTime

integer

No

The idle timeout period for an instance with no traffic. Minimum value: 60. Default value: 600. Unit: seconds.

600

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

34B32A0A-08EF-4A87-B6BE-CDD9F56FC3AD

ErrorMessage

string

The error message returned if the operation failed.

'error message'

DbInstanceId

string

The instance ID.

gp-bp12ga6v69h86****

Status

boolean

The operation status. Valid values:

  • 0: The operation failed.

  • 1: The operation is successful.

1

Examples

Success response

JSON format

{
  "RequestId": "34B32A0A-08EF-4A87-B6BE-CDD9F56FC3AD",
  "ErrorMessage": "'error message'",
  "DbInstanceId": "gp-bp12ga6v69h86****",
  "Status": true
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.