- 产品简介
- 购买指南
- 快速入门
- 操作指南
- 实践教程
- 消息队列（Queue）模型
- 消息主题（Topic）模型
- 迁移说明
- 案例分享
- API 文档
- SDK 文档
- 服务等级协议
- 词汇表
- 产品简介
- 购买指南
- 快速入门
- 操作指南
- 实践教程
- 消息队列（Queue）模型
- 消息主题（Topic）模型
- 迁移说明
- 案例分享
- API 文档
- SDK 文档
- 服务等级协议
- 词汇表
1. API Description
Domain name for API request: cmq.intl.tencentcloudapi.com.
This API is used to create a topic.
A maximum of 20 requests can be initiated per second for this API.
We recommend you to use API Explorer
Try it
API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.
2. Input Parameters
The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.
| Parameter Name | Required | Type | Description |
|---|---|---|---|
| Action | Yes | String | Common Params. The value used for this API: CreateTopic. |
| Version | Yes | String | Common Params. The value used for this API: 2019-03-04. |
| Region | Yes | String | Common Params. For more information, please see the list of regions supported by the product. |
| TopicName | Yes | String | Topic name, which is unique under the same account in an individual region. It is a string of up to 64 characters, which must begin with a letter and can contain letters, digits, and dashes (-). |
| MaxMsgSize | No | Integer | Maximum message length. Value range: 1024-65536 bytes (i.e., 1-64 KB). Default value: 65536. |
| FilterType | No | Integer | Message match policy for a specified topic. |
| MsgRetentionSeconds | No | Integer | Message retention period. Value range: 60-86400 seconds (i.e., 1 minute-1 day). Default value: 86400. |
| Trace | No | Boolean | Whether to enable message trace. true: yes, false: no. If this field is left empty, the feature will not be enabled. |
3. Output Parameters
| Parameter Name | Type | Description |
|---|---|---|
| TopicId | String | TopicName |
| RequestId | String | The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem. |
4. Example
Example1 Creating topic
Input Example
https://cmq.intl.tencentcloudapi.com/?Action=CreateTopic
&TopicName=ConnTopic
&<Common request parameters>
Output Example
{
"Response": {
"TopicId": "topic-gzz05csc",
"RequestId": "3e0dff9d-9ed5-47c3-beb2-a42c1d69e1cc"
}
}
5. Developer Resources
SDK
TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.
- Tencent Cloud SDK 3.0 for Python
- Tencent Cloud SDK 3.0 for Java
- Tencent Cloud SDK 3.0 for PHP
- Tencent Cloud SDK 3.0 for Go
- Tencent Cloud SDK 3.0 for Node.js
- Tencent Cloud SDK 3.0 for .NET
- Tencent Cloud SDK 3.0 for C++
Command Line Interface
6. Error Code
The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.
| Error Code | Description |
|---|---|
| FailedOperation | Operation failed. |
| FailedOperation.TryLater | The operation is in progress. Please try again later. |
| InvalidParameter | Invalid parameter. |
| LimitExceeded | The quota limit is exceeded. |
| ResourceInUse | The resource is in use. |
| ResourceNotFound | The resource does not exist. |
| ResourceUnavailable | The resource is unavailable. |
| ResourcesSoldOut | The resources have been sold out. |
| UnauthorizedOperation | Unauthorized operation. |
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