Domain name for API request: postgres.tencentcloudapi.com.
This API is used to query purchasable instance specifications.
A maximum of 1000 requests can be initiated per second for this API.
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: DescribeClasses. |
Version | Yes | String | Common Params. The value used for this API: 2017-03-12. |
Region | No | String | Common Params. This parameter is not required for this API. |
Zone | Yes | String | AZ ID, which can be obtained through the DescribeZones API. |
DBEngine | Yes | String | Database engines. Valid values: 1. postgresql (TencentDB for PostgreSQL)2. mssql_compatible (MSSQL compatible-TencentDB for PostgreSQL) |
DBMajorVersion | Yes | String | Major version of a database, such as 12 or 13, which can be obtained through the DescribeDBVersions API. |
Parameter Name | Type | Description |
---|---|---|
ClassInfoSet | Array of ClassInfo | List of database specifications |
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. |
This example shows you how to query the list of purchasable specifications.
POST / HTTP/1.1
Host: postgres.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeClasses
<Common request parameters>
{
"DBEngine": "postgresql",
"DBMajorVersion": "12",
"Zone": "ap-guangzhou-3"
}
{
"Response": {
"ClassInfoSet": [
{
"CPU": 16,
"MaxStorage": 3000,
"Memory": 131072,
"MinStorage": 1000,
"QPS": 79000,
"SpecCode": "cdb.pg.sh1.128g"
},
{
"CPU": 48,
"MaxStorage": 6000,
"Memory": 491520,
"MinStorage": 1000,
"QPS": 238000,
"SpecCode": "cdb.pg.sh1.480g"
}
],
"RequestId": "012ed950-e375-4a2e-a7f8-15ec9fcd1d48"
}
}
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 |
---|---|
FailedOperation.CamSigAndAuthError | Authentication failed. Please try again later. If the problem persists, please contact customer service. |
FailedOperation.DatabaseAffectedError | Data operation failed. Please contact customer service. |
FailedOperation.WhitelistConnectError | Failed to query the allowlist. Try again later. If the problem persists, contact customer service. |
InternalError.InternalHttpServerError | An exception occurred while executing the request. |
InvalidParameter.ParameterCheckError | Failed to check the parameter. |
InvalidParameterValue.InvalidParameterValueError | Incorrect parameter value |
InvalidParameterValue.InvalidZoneIdError | Invalid availability zone. |
OperationDenied.CamDeniedError | This operation cannot be performed. |
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