Last updated: 2020-12-01 20:30:25

1. API Description

Domain name for API request:

This API is used to query the upgrade price of an instance.

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:

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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 parameter. The value used for this API: InquiryPriceUpgradeDBInstance.
Version Yes String Common parameter. The value used for this API: 2017-03-12.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
Storage Yes Integer Instance disk size in GB
Memory Yes Integer Instance memory size in GB
DBInstanceId Yes String Instance ID in the format of postgres-hez4fh0v
InstanceChargeType No String Instance billing type. Valid value: POSTPAID_BY_HOUR (pay-as-you-go hourly)

3. Output Parameters

Parameter Name Type Description
OriginalPrice Integer Total cost before discount.
Price Integer Actual amount payable
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Querying the scaling price of an instance

Input Example
&<Common request parameters>

Output Example

  "Response": {
    "Price": 1300,
    "RequestId": "08fdf411-5d39-44f2-8e1d-a58ee60b237d",
    "OriginalPrice": 1300

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
AuthFailure.UnauthorizedOperation Authentication failed.
FailedOperation.GetPurchaseRecordFailed Failed to get the purchase record.
FailedOperation.QueryPriceFailed Failed to query the price.
InternalError.DBError Backend database execution error.
InvalidParameter Parameter error.
InvalidParameterValue.BadSpec The instance specification to upgrade to is not purchasable.
InvalidParameterValue.IllegalChargeType Unsupported billing type.
InvalidParameterValue.IllegalInstanceChargeType Incorrect billing mode.
InvalidParameterValue.IllegalRegion Invalid Region parameter.
InvalidParameterValue.IllegalZone Invalid Zone parameter.
InvalidParameterValue.InstanceNotExist The current instance does not exist.
InvalidParameterValue.InvalidInstanceVolume The instance specification to upgrade to cannot be lower than the current instance specification.
ResourceUnavailable.InvalidInstanceStatus Incorrect instance status.

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