Domain name for API request: cynosdb.intl.tencentcloudapi.com.
This API is used to add instances to a cluster.
A maximum of 20 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: AddInstances. |
| Version | Yes | String | Common Params. The value used for this API: 2019-01-07. |
| Region | Yes | String | Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-bangkok, ap-beijing, ap-chengdu, ap-chongqing, ap-guangzhou, ap-hongkong, ap-jakarta, ap-nanjing, ap-seoul, ap-shanghai, ap-shenzhen-fsi, ap-singapore, ap-tokyo, eu-frankfurt, na-ashburn, na-siliconvalley, sa-saopaulo. |
| ClusterId | Yes | String | Cluster ID. |
| Cpu | Yes | Integer | Number of Cpu cores. |
| Memory | Yes | Integer | Memory in GB |
| ReadOnlyCount | Yes | Integer | Number of newly-added read-only instances, value range (0,15] |
| DeviceType | No | String | Instance Machine Type. Supported values are as follows:
|
| VpcId | No | String | ID of the VPC network it belongs to. |
| SubnetId | No | String | Subnet ID. If VpcId is set up, SubnetId is required. |
| Port | No | Integer | Port used when adding new RO groups, value range [0,65535) |
| InstanceName | No | String | Instance name, string length range [0,64), value range uppercase and lowercase letters, digits 0-9, '_', '-', '.' |
| AutoVoucher | No | Integer | Whether to automatically select a voucher. 1: Yes; 0: No. Default is 0. |
| DbType | No | String | Database type. Value range: |
| OrderSource | No | String | Order source, string length range [0,64) |
| DealMode | No | Integer | Transaction mode 0-Place order and pay 1-Place order |
| ParamTemplateId | No | Integer | Parameter template ID. |
| InstanceParams.N | No | Array of ModifyParamItem | Parameter list. InstanceParams is valid only when ParamTemplateId is passed in. |
| SecurityGroupIds.N | No | Array of String | Security group ID. You can specify security groups when creating a read-only instance. |
| UpgradeProxy | No | UpgradeProxy | Upgrade proxy synchronously |
| Parameter Name | Type | Description |
|---|---|---|
| TranId | String | Freeze transaction. One frozen flow is activated at a time. |
| DealNames | Array of String | Order number of the payment. Description: We recommend you use the DescribeResourcesByDealName API to query the instances associated with the order. |
| BigDealIds | Array of String | Large order number |
| 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. |
Add a read-only instance
POST / HTTP/1.1
Host: cynosdb.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: AddInstances
<Common request parameters>
{
"ReadOnlyCount": 1,
"VpcId": "vpc-1ptuei0b",
"ClusterId": "cynosdbmysql-6gtlgm5l",
"Memory": 4,
"SubnetId": "subnet-1tmw9t4o",
"Cpu": 2,
"UpgradeProxy": {
"Cpu": 4,
"Mem": 8000,
"ReloadBalance": "auto",
"ProxyZones": [
{
"ProxyNodeZone": "ap-guangzhou-3",
"ProxyNodeCount": 1
}
]
}
}{
"Response": {
"TranId": "myTranId",
"DealNames": [
"182711111"
],
"ResourceIds": [
"cynosdbmysql-mwg712mm"
],
"BigDealIds": [
"137895"
],
"RequestId": "48fa5cf5-77db-4e32-90ef-22c71ed95f51"
}
}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.DatabaseAccessError | Database access failed. Try again later. If the issue persists, contact customer service. |
| FailedOperation.OperationFailedError | Operation failed. Try again later. If the issue persists, contact customer service. |
| FailedOperation.TradeCreateOrderError | Failed to create and pay for the order. Try again later. If the issue persists, contact customer service. |
| InternalError.DbOperationFailed | Query database failed. |
| InternalError.GetSubnetFailed | Failed to obtain the subnet. |
| InternalError.GetVpcFailed | Failed to get the VPC. |
| InternalError.UnknownError | Unknown internal error. |
| InvalidParameterValue.DBTypeNotFound | Unsupported instance type. |
| InvalidParameterValue.IllegalPassword | The password does not meet requirements. |
| InvalidParameterValue.InvalidParameterValueError | Parameter value is invalid. |
| InvalidParameterValue.InvalidSpec | Invalid instance specification. |
| InvalidParameterValue.ParamError | Parameter error. |
| InvalidParameterValue.RegionZoneUnavailable | The selected region and availability zone are unavailable. |
| InvalidParameterValue.SubnetNotFound | Subnet not found. |
| InvalidParameterValue.VpcNotFound | The selected VPC network is not found. |
| LimitExceeded.UserInstanceLimit | Number of user instances exceeds the limit. |
| OperationDenied.ClusterOpNotAllowedError | Operation forbidden. The current cluster does not allow this operation. |
| OperationDenied.ClusterStatusDeniedError | Operation not allowed in the current status of the cluster. |
| OperationDenied.InsufficientBalanceError | Insufficient account balance. |
| OperationDenied.UserNotAuthenticatedError | User not verified with real-name authentication. Please proceed with real-name authentication before purchase. |
| ResourceNotFound.ClusterNotFoundError | The cluster does not exist. |
| UnauthorizedOperation.PermissionDenied | CAM authentication failed. |
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