Creates a consumer group that is required for an AMQP server-side subscription.

Limits

Each Alibaba Cloud account can run a maximum of 5 queries per second (QPS).

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

Debugging

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 CreateConsumerGroup

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

GroupName String Yes Consumer group 1

The name of the consumer group. The name must be 4 to 30 characters in length and can contain letters, digits, and underscores (_).

IotInstanceId String No iot-cn-0pp1n8t****

The ID of the instance. This parameter is not required for public instances. However, the parameter is required for the instances that you have purchased.

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

Response parameters

Parameter Type Example Description
Code String iot.system.SystemException

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

ErrorMessage String A system exception occurred.

The error message returned if the call fails.

GroupId String nJRaJPn5U1JITGf******

The ID of the consumer group.

RequestId String 73B9DF43-7780-47DE-8BED-077729D28BD2

The ID of the request.

Success Boolean true

Indicates whether the call was successful.

  • true: The call was successful.
  • false: The call failed.

Examples

Sample requests

https://iot.cn-shanghai.aliyuncs.com/?Action=CreateConsumerGroup
&GroupName=Consumer group 1
&<Common request parameters>

Sample success responses

XML format

<CreateConsumerGroupResponse>
    <GroupId>nJRaJPn5U1JITGf******</GroupId>
    <RequestId>73B9DF43-7780-47DE-8BED-077729D28BD2</RequestId>
    <Success>true</Success>
</CreateConsumerGroupResponse>

JSON format

{
  "GroupId": "nJRaJPn5U1JITGf******",
  "RequestId": "73B9DF43-7780-47DE-8BED-077729D28BD2",
  "Success": true
}

Error codes

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