Removes multiple devices from a specified group. You can call this operation to delete only the relationships between the devices and the group. These devices are not deleted.

Limits

Each Alibaba Cloud account can run a maximum of 50 queries per second (QPS).

Note RAM users of an Alibaba Cloud account share the quota of the account.

Debugging

Alibaba Cloud provides OpenAPI Explorer to simplify API usage. 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 parameters

Parameter Type Required Example Description
Action String Yes BatchDeleteDeviceGroupRelations

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

Device.N.DeviceName String Yes ZHuPo6sZzv7pOzYh****

The names of the devices to be removed. You can specify a maximum of 200 devices.

Device.N.ProductKey String Yes a1kORrK****

The ProductKeys of the products to which the devices belong. You can specify a maximum of 200 ProductKeys.

GroupId String Yes W16X8Tvdosec****

The ID of the group. The ID is the globally unique identifier (GUID) for the group.

IotInstanceId String No iot_instc_pu****_c*-v64********

The ID of the instance. You can view the instance ID on the Overview page in the IoT Platform console.

Notice
  • If your instance has an ID, you must configure this parameter. If you do not set this parameter, the call fails.
  • If your instance has no Overview page or ID, you do not need to set this parameter.

For more information, see Overview.

In addition to the preceding operation-specific request parameters, you must specify common request parameters when you call this operation. For more information, see Common request parameters.

Response parameters

Parameter Type Example Description
AlreadyRelatedGroupDeviceCount Integer 2

The number of devices that exist in the group.

Code String iot.system.SystemException

The error code returned if the call fails. For more information, see Error codes.

ErrorMessage String A system exception occurred.

The error message returned if the call fails.

RequestId String 8739385E-143F-4389-B900-B7DF9174CE0D

The ID of the request.

Success Boolean true

Indicates whether the call was successful.

  • true: The call was successful.
  • false: The call failed.
SuccessDeviceCount Integer 2

The number of devices that are removed from the group.

ValidDeviceCount Integer 2

The number of valid devices that you specified.

Examples

Sample requests

https://iot.cn-shanghai.aliyuncs.com/?Action=BatchDeleteDeviceGroupRelations
&Device.1.DeviceName=ZHuPo6sZzv7pOzYh****
&Device.1.ProductKey=a1kORrK****
&Device.2.DeviceName=rB4V9PDW2FCPmwuf****
&Device.2.ProductKey=a1kORrK****
&GroupId=W16X8Tvdosec****
&<Common request parameters>

Sample success responses

XML format 

<BatchDeleteDeviceGroupRelationsResponse>
      <SuccessDeviceCount>2</SuccessDeviceCount>
      <ValidDeviceCount>2</ValidDeviceCount>
      <AlreadyRelatedGroupDeviceCount>2</AlreadyRelatedGroupDeviceCount>
      <RequestId>8739385E-143F-4389-B900-B7DF9174CE0D</RequestId>
      <Success>true</Success>
</BatchDeleteDeviceGroupRelationsResponse>

JSON format 

{
    "SuccessDeviceCount":2,
    "ValidDeviceCount":2,
    "AlreadyRelatedGroupDeviceCount":2,
    "RequestId":"8739385E-143F-4389-B900-B7DF9174CE0D",
    "Success":true    
}

Error codes

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