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ModifyReadOnlyGroupConfig

Last updated: 2022-07-08 10:18:40

1. API Description

Domain name for API request: postgres.tencentcloudapi.com.

This API is used to modify RO group configuration.

A maximum of 20 requests can be initiated per second for this API.

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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 Params. The value used for this API: ModifyReadOnlyGroupConfig.
Version Yes String Common Params. The value used for this API: 2017-03-12.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
ReadOnlyGroupId Yes String RO group ID
ReadOnlyGroupName No String RO group name
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).
MaxReplayLatency No Integer Delayed log size threshold in MB
MaxReplayLag No Integer Delay threshold in ms
Rebalance No Integer Whether to enable automatic load balancing. Valid values: 0 (disable), 1 (enable).
MinDelayEliminateReserve No Integer The minimum number of read-only replicas that must be retained in an RO group

3. Output Parameters

Parameter Name Type Description
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Modifying RO group configuration

Input Example

POST / HTTP/1.1
Host: postgres.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: ModifyReadOnlyGroupConfig
<Common request parameters>

{
    "MaxReplayLag": "0",
    "ReplayLagEliminate": "0",
    "MaxReplayLatency": "512",
    "MinDelayEliminateReserve": "0",
    "ReadOnlyGroupName": "\"test\"",
    "ReadOnlyGroupId": "\"vpc-e0tfm161\"",
    "Rebalance": "1"
}

Output Example

{
  "Response": {
    "RequestId": "d43b2a9f-070c-480b-a0bb-7c210428cfe8"
  }
}

5. Developer Resources

SDK

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
FailedOperation.BaseNetworkAccessError Failed to access classic network. Please try again later. If the problem persists, please contact customer service.
FailedOperation.CamAuthFailed CAM authentication failed.
FailedOperation.CamSigAndAuthError Authentication failed. Please try again later. If the problem persists, please contact customer service.
FailedOperation.DatabaseAccessError Failed to access database management service. Please try again later. If the problem persists, please contact customer service.
FailedOperation.DeleteAllRoute Failed to delete VPC routes.
FailedOperation.FailedOperationError Operation failed. Please try again later.
FailedOperation.ModifyROGroupError Failed to modify RO group configuration.
FailedOperation.ROGroupNotFoundError The RO group does not exist.
FailedOperation.ServiceAccessError Failed to access internal service. Please try again later. If the problem persists, please contact customer service.
FailedOperation.VPCResetServiceError Failed to configure the VPC.
FailedOperation.VPCUpdateRouteError Failed to update VPC routes.
InterfaceNameNotFound ACTION input error.
InternalError.DBError Backend database execution error.
InternalError.InternalHttpServerError An exception occurred while executing the request.
InternalError.SystemError System error. When this error occurs, please contact customer service for assistance.
InvalidParameter.ParameterCheckError Failed to check the parameter.
InvalidParameterValue.InvalidParameterValueError Incorrect parameter value
InvalidParameterValue.ParameterHandleError Failed to process the parameter. Please check if the parameter value is valid.
InvalidParameterValue.ReadOnlyGroupNotExist The RO group does not exist.
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.
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