Domain name for API request: postgres.tencentcloudapi.com.
This API is used to create an RO group.
A maximum of 100 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: CreateReadOnlyGroup. |
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. |
MasterDBInstanceId | Yes | String | Primary instance ID |
Name | Yes | String | RO group name |
ProjectId | No | Integer | Project ID |
VpcId | No | String | VPC ID |
SubnetId | No | String | Subnet ID |
ReplayLagEliminate | No | Integer | Whether to remove a read-only replica from an RO group if the delay between the read-only replica and the primary instance exceeds the threshold. Valid values: 0 (no), 1 (yes). |
ReplayLatencyEliminate | No | Integer | Whether to remove a read-only replica from an RO group if the sync log size difference between the read-only replica and the primary instance exceeds the threshold. Valid values: 0 (no), 1 (yes). |
MaxReplayLag | No | Integer | Delay threshold in ms |
MaxReplayLatency | No | Integer | Delayed log size threshold in MB |
MinDelayEliminateReserve | No | Integer | The minimum number of read-only replicas that must be retained in an RO group |
SecurityGroupIds.N | No | Array of String | Security group ID |
Parameter Name | Type | Description |
---|---|---|
ReadOnlyGroupId | String | RO group ID |
FlowId | Integer | Task ID Note: this field may return null , indicating that no valid values can be obtained. |
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. |
POST / HTTP/1.1
Host: postgres.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CreateReadOnlyGroup
<Common request parameters>
{
"MaxReplayLag": "0",
"VpcId": "\"vpc-e0tfm161\"",
"Name": "\"test\"",
"ProjectId": "0",
"MasterDBInstanceId": "\"postgres-k95qzetn\"",
"MinDelayEliminateReserve": "0",
"ReplayLagEliminate": "0",
"SubnetId": "\"subnet-443a3lv6\""
}
{
"Response": {
"RequestId": "d43b2a9f-070c-480b-a0bb-7c210428cfe8",
"FlowId": 912,
"ReadOnlyGroupId": "pgrogrp-dh6873gz"
}
}
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.UnauthorizedOperation | Authentication failed. |
FailedOperation.AllocateQuotasError | Failed to request a quota for resource tags. |
FailedOperation.CamSigAndAuthError | Authentication failed. Please try again later. If the problem persists, please contact customer service. |
FailedOperation.CreateBasicNetworkDeniedError | Classic network creation is unsupported. |
FailedOperation.DatabaseAccessError | Failed to access database management service. Please try again later. If the problem persists, please contact customer service. |
FailedOperation.FailedOperationError | Operation failed. Please try again later. |
FailedOperation.FlowCreateError | Failed to create a task. Please try again later. If the problem persists, please contact customer service. |
FailedOperation.GetVpcInfoError | Failed to query VPC information. Please try again later. If the problem persists, please contact customer service. |
FailedOperation.IllegalROInstanceNum | Invalid number of read-only replicas. |
FailedOperation.MasterInstanceQueryError | Failed to query the primary instance information. |
FailedOperation.ROGroupNumExceedError | The maximum number of RO groups has been reached. |
InternalError.InternalHttpServerError | An exception occurred while executing the request. |
InternalError.SystemError | System error. When this error occurs, please contact customer service for assistance. |
InvalidParameter | Parameter error. |
InvalidParameter.ParameterCheckError | Failed to check the parameter. |
InvalidParameter.VpcNotFoundError | Failed to query VPC information. |
InvalidParameterValue.InterfaceNameNotFound | Incorrect ACTION . |
InvalidParameterValue.InvalidParameterValueError | Incorrect parameter value |
InvalidParameterValue.ParameterCharacterError | Invalid parameter. The parameter can contain only letters, digits, underscores, and hyphens. |
InvalidParameterValue.ParameterHandleError | Failed to process the parameter. Please check if the parameter value is valid. |
InvalidParameterValue.ParameterLengthLimitError | The length of parameter exceeds the limit. |
InvalidParameterValue.RegionNotSupported | The current region is not supported. |
OperationDenied.CamDeniedError | This operation cannot be performed. |
OperationDenied.InstanceStatusLimitOpError | This operation cannot be performed on an instance in this status. |
ResourceNotFound.InstanceNotFoundError | The instance does not exist. |
StructParseFailed | An error occurred while parsing parameters. |
UnknownError | Unknown error. When this error occurs, please contact customer service for assistance. |
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