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APIs

CreateCdbProxy

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마지막 업데이트 시간: 2026-06-01 17:02:54

1. API Description

Domain name for API request: cdb.intl.tencentcloudapi.com.

This API is used to create a database proxy for the primary instance.

A maximum of 20 requests can be initiated per second for this API.

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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: CreateCdbProxy.
Version Yes String Common Params. The value used for this API: 2017-03-20.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
InstanceId Yes String Instance ID, which can be obtained through the DescribeDBInstances API.
UniqVpcId Yes String VPC ID. Obtain through the DescribeDBInstances API.
UniqSubnetId Yes String Private subnet ID. Obtain through the DescribeDBInstances API.
ProxyNodeCustom.N Yes Array of ProxyNodeCustom Node specification configuration.
Parameter description in the example.
NodeCount: Number of nodes.
Region: Node region.
Zone: Node availability zone.
Cpu: Number of cores per proxy node (unit: core).
Mem: Memory size of each proxy node (unit: MB).
Remarks:
1. Database proxy supported node specifications are: 2C4000MB, 4C8000MB, 8C16000MB.
2. The above parameters (such as number of nodes, availability zone) are required. When calling the API, if incomplete, creation may fail.
SecurityGroup.N No Array of String Security group
Desc No String Description
ConnectionPoolLimit No Integer Connection pool threshold
Note: If you need to use the database proxy connection pool capability, the kernel minor version of the MySQL 8.0 primary instance must be equal to or greater than MySQL 8.0 20230630.
ProxyVersion No String Specify the Linux kernel version of the purchased proxy. Leave it blank to ship the latest version by default.

3. Output Parameters

Parameter Name Type Description
AsyncRequestId String Asynchronous Task ID
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 a Database Proxy

Create a database proxy for the primary instance

Input Example

POST / HTTP/1.1
Host: cdb.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateCdbProxy
<Common request parameters>

{
    "InstanceId": "cdb-aykuksx3",
    "UniqVpcId": "vpc-ixw3ll2d",
    "UniqSubnetId": "subnet-0z3r56vq",
    "Desc": "andy_proxy",
    "ProxyNodeCustom": [
        {
            "NodeCount": 2,
            "Region": "ap-guangzhou",
            "Zone": "ap-guangzhou-1",
            "Cpu": 1,
            "Mem": 1000
        }
    ]
}

Output Example

{
    "Response": {
        "RequestId": "6EF60BEC-0242-43AF-BB20-270359FB54A7",
        "AsyncRequestId": "7EF78BEC-0111-43AF-BB11-111112FB54A7"
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

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.RepeatCreateProxyError The proxy is being created or already exists. You cannot create it again.
InternalError.UnknownError Unknown error
OperationDenied.InstanceStatusError Exceptional instance status
ResourceNotFound.InstanceNotFoundError The instance does not exist.

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