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Glossary

ModifyDBParameters

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Terakhir diperbarui: 2026-03-13 18:56:41

1. API Description

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

This API is used to modify instance parameters.

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: ModifyDBParameters.
Version Yes String Common Params. The value used for this API: 2021-11-22.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
InstanceId Yes String Instance ID, for example: tdsql3-ow728lmc.
Params.N Yes Array of DBParamValue Parameter list, each element is a combination of Param and Value.

3. Output Parameters

Parameter Name Type Description
TaskID Integer 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 Modify Database Parameters

Input Example

https://tdmysql.intl.tencentcloudapi.com/?Action=ModifyDBParameters
&InstanceId=tdsql-ige1a5k3
&Params.0.Param=character_set_server
&Params.0.Value=utf
&<Common request parameters>

Output Example

{
    "Response": {
        "RequestId": "xx",
        "TaskID": 123
    }
}

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
AuthFailure.CamAuthError CAM authentication error.
AuthFailure.CheckCamAuthError CAM authentication request parameter check failed.
AuthFailure.UnauthorizedOperation CAM authentication failure.
FailedOperation.CreateFlowError Failed to create the task.
FailedOperation.DBQueryInstanceError Query instance data failed.
FailedOperation.LockInstanceError Failed to lock the instance.
FailedOperation.OssModifyVariablesError oss parameter modification error.
OperationDenied.InstanceStatusError Incorrect instance status

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