ModifyHADiagnoseConfig - ApsaraDB RDS - Alibaba Cloud Documentation Center

Change the availability check method of an instance.

Operation description

Supported database engines

MySQL
PostgreSQL
SQL Server
MariaDB

References

Note Before you call this operation, read the following documentation and make sure that you fully understand the prerequisites and impacts of this operation.

What is availability check?

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
DBInstanceId	string	Yes	The instance ID. You can call the DescribeDBInstances operation to query the instance ID.	rm-uf6wjk5xxxxxxxxxx
TcpConnectionType	string	Yes	The availability check method of the instance. Valid values: SHORT: Alibaba Cloud uses short-lived connections to check the availability of the instance. LONG: Alibaba Cloud uses persistent connections to check the availability of the instance.	SHORT
RegionId	string	Yes	The region ID. You can call the DescribeRegions operation to query the most recent region list.	cn-hangzhou

Response parameters

Parameter	Type	Description	Example
	object	The response parameters.
RequestId	string	The ID of the request.	9EFA6DF3-5247-4D9D-80AA-68765BE6D5EA

Examples

Sample success responses

JSONformat

{
  "RequestId": "9EFA6DF3-5247-4D9D-80AA-68765BE6D5EA"
}

Error codes

HTTP status code	Error code	Error message
400	HaDiagnoseConfig.Format	The value of tcpConnectionType must be LONG or SHORT

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history