Domain name for API request: dcdb.tencentcloudapi.com.
This API is used to start a source-replica switch of instances.
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: SwitchDBInstanceHA. |
Version | Yes | String | Common Params. The value used for this API: 2018-04-11. |
Region | No | String | Common Params. This parameter is not required for this API. |
InstanceId | Yes | String | Instance ID in the format of tdsql-ow728lmc |
Zone | Yes | String | Target AZ. The node with the lowest delay in the target AZ will be automatically promoted to source node. |
Parameter Name | Type | Description |
---|---|---|
FlowId | Integer | Async task ID |
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. |
https://dcdb.tencentcloudapi.com/?Action=SwitchDBInstanceHA
&InstanceId=tdsql-f35wr6wj
&Zone=ap-guangzhou-1
&<Common request parameters>
{
"Response": {
"RequestId": "6EF60BEC-0242-43AF-BB20-270359FB54A7",
"FlowId": 145623
}
}
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 | CAM signature/authentication error |
FailedOperation.CreateFlowFailed | Failed to create the flow. |
InternalError.DbOperationFailed | Failed to query the database. |
InternalError.GetInstanceDetailFailed | Failed to get the instance details. |
InternalError.OperateDatabaseFailed | Database operation failed. |
InvalidParameter.InstanceNotFound | Failed to find the requested instance. |
InvalidParameter.ZoneIdIllegal | Incorrect AZ information. |
ResourceUnavailable.InstanceStatusAbnormal | Incorrect database instance status. Operations are not allowed. |
UnauthorizedOperation.PermissionDenied | You have no permission to manipulate this API or resource. |
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