Domain name for API request: cdb.tencentcloudapi.com.
This API (DescribeDefaultParams) is used to query the list of default configurable parameters.
A maximum of 20 requests can be initiated per second for this API.
Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: cdb.ap-shanghai-fsi.tencentcloudapi.com
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 parameter. The value used for this API: DescribeDefaultParams. |
| Version | Yes | String | Common parameter. The value used for this API: 2017-03-20. |
| Region | Yes | String | Common parameter. For more information, please see the list of regions supported by the product. |
| EngineVersion | Yes | String | MySQL version. Currently, the supported versions are ["5.1", "5.5", "5.6", "5.7"]. |
| Parameter Name | Type | Description |
|---|---|---|
| TotalCount | Integer | Number of parameters |
| Items | Array of ParameterDetail | Parameter details. |
| RequestId | String | The unique request ID, which is returned for each request. RequestId is required for locating a problem. |
https://cdb.tencentcloudapi.com/?Action=DescribeDefaultParams
&EngineVersion=5.7
&<Common request parameters>
{
"Response": {
"TotalCount": 2,
"RequestId": "92131c95-aa65-44db-8c3c-e8cd67883b58",
"Items": [
{
"CurrentValue": "800",
"Name": "max_connections",
"Min": 1,
"Default": "151",
"Max": 10240,
"ParamType": "integer",
"EnumValue": [],
"NeedReboot": 0,
"Description": "The maximum permitted number of simultaneous client connections."
},
{
"CurrentValue": "utf8",
"Name": "character_set_server",
"Min": 0,
"Default": "utf8",
"Max": 0,
"ParamType": "enum",
"EnumValue": [
"utf8",
"utf8mb4",
"gbk",
"latin1"
],
"NeedReboot": 1,
"Description": "Specify default server character set."
}
]
}
}
TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.
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 | CAM signature/authentication error. |
| CdbError | Backend or process error. |
| InternalError.DatabaseAccessError | Internal database error. |
| InvalidParameter | Parameter error. |
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