tencent cloud



Last updated: 2023-06-26 15:13:08

1. API Description

Domain name for API request: dcdb.tencentcloudapi.com.

This API is used to get the current parameter settings of a database.

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: DescribeDBParameters.
Version Yes String Common Params. The value used for this API: 2018-04-11.
Region No String Common Params. This parameter is not required for this API.
InstanceId Yes String Instance ID in the format of dcdbt-ow7t8lmc.

3. Output Parameters

Parameter Name Type Description
InstanceId String Instance ID in the format of dcdbt-ow7t8lmc.
Params Array of ParamDesc Requests the current parameter values of the database
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Getting current database parameters

Input Example

&<Common request parameters>

Output Example

    "Response": {
        "InstanceId": "dcdbt-ige1a5k3",
        "Params": [
                "Default": "1",
                "SetValue": "",
                "Value": "1",
                "Param": "auto_increment_increment",
                "HaveSetValue": false,
                "NeedRestart": false,
                "Constraint": {
                    "Enum": "",
                    "String": "",
                    "Range": {
                        "Max": "65535",
                        "Min": "1"
                    "Type": "section"
        "RequestId": "affa5c39-02b7-482a-a16f-a74e660e7b7f"

5. Developer Resources


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
InternalError.CamAuthFailed CAM authentication request failed.
InternalError.DbOperationFailed Failed to query the database.
InternalError.GetDbConfigFailed Failed to get database instance parameters.
InvalidParameter.GenericParameterError An error occurred while verifying parameter validity.
ResourceNotFound.NoInstanceFound The specified database instance was not found.
ResourceUnavailable.InstanceAlreadyDeleted The database instance has been dropped.
ResourceUnavailable.InstanceStatusAbnormal Incorrect database instance status. Operations are not allowed.
UnauthorizedOperation.PermissionDenied You have no permission to manipulate this API or resource.
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