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Bastionhost:RemoveDatabasesFromGroup

Last Updated:Feb 11, 2026

Removes multiple databases from an asset group at a time.

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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

yundun-bastionhost:RemoveDatabasesFromGroup

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

InstanceId

string

Yes

The ID of the bastion host whose asset group you want to manage.

Note

You can call the DescribeInstances operation to query the bastion host ID.

bastionhost-cn-78v1ghxxxxx

RegionId

string

No

The region ID of the bastion host whose asset group you want to manage.

Note

For more information about the mapping between region IDs and region names, see Regions and zones.

cn-hangzhou

HostGroupId

string

Yes

The ID of the asset group from which you want to remove databases.

Note

You can call the ListHostGroups operation to query the asset group ID.

1

DatabaseIds

array

Yes

The IDs of the databases that you want to remove.

string

No

The ID of the database that you want to remove. Specify a JSON string. You can specify up to 100 database IDs.

Note

You can call the ListHostGroups operation to query the assets in an asset group.

["1","2","3"]

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

EC9BF0F4-8983-491A-BC8C-1B4DD94976DE

Results

array<object>

The result of the call.

object

Code

string

The error code that is returned. If OK is returned, the operation was successful. If another error code is returned, the operation failed.

OK

DatabaseId

string

The database ID.

20

HostGroupId

string

The asset group ID.

1

Message

string

The error message that is returned.

None

Examples

Success response

JSON format

{
  "RequestId": "EC9BF0F4-8983-491A-BC8C-1B4DD94976DE",
  "Results": [
    {
      "Code": "OK",
      "DatabaseId": "20",
      "HostGroupId": "1",
      "Message": "None"
    }
  ]
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The argument is invalid. The argument is invalid.
500 InternalError An unknown error occurred. An unknown error occurred.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.