Modifies the replication delay of a read-only ApsaraDB for RDS instance.

You can specify the latency at which your primary RDS instance replicates data to a read-only instance. For more information, see Set a replication delay for an RDS MySQL read-only instance.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ModifyReadonlyInstanceDelayReplicationTime

The operation that you want to perform. Set the value to ModifyReadonlyInstanceDelayReplicationTime.

DBInstanceId String Yes rr-bpxxxxx

The ID of the read-only instance.
ReadSQLReplicationTime String Yes 100

The latency at which to replicate data from the primary instance to the read-only instance. Unit: seconds.

Response parameters

Parameter Type Example Description
DBInstanceId String rr-bpxxxxx

The ID of the read-only instance.
ReadSQLReplicationTime String 100

The latency at which data is replicated from the primary instance to the read-only instance. Unit: seconds.

RequestId String BBB11B5A-7B37-493A-87E6-490BCB7BDF98

The ID of the request.
TaskId String 241535739

The ID of the replication task.

Examples

Sample requests

http(s)://rds.aliyuncs.com/? Action=ModifyReadonlyInstanceDelayReplicationTime
&DBInstanceId=rm-uf6wjk5xxxxx
&ReadSQLReplicationTime=100
&<Common request parameters>

Sample success responses

XML format 

<ModifyReadonlyInstanceDelayReplicationTimeResponse>
  <TaskId>241535739</TaskId>
  <RequestId>BBB11B5A-7B37-493A-87E6-490BCB7BDF98</RequestId>
  <DBInstanceId>rr-bpxxxxx</DBInstanceId>
  <ReadSQLReplicationTime>100</ReadSQLReplicationTime>
</ModifyReadonlyInstanceDelayReplicationTimeResponse>

JSON format 

{"TaskId":"241535739",
"RequestId":"BBB11B5A-7B37-493A-87E6-490BCB7BDF98",
"DBInstanceId":"rr-bpxxxxx",
"ReadSQLReplicationTime":"100"}

Error codes

HTTP status code Error code Error message Description
404 EngineNotSupported Engine specified cannot be supported the operation. The error message returned because the operation is not supported by the database engine.
403 OperationDenied.DBInstanceType The operation is not permitted due to type of instance. The error message returned because the operation is not supported by this type of RDS instance. Note that read-only instances cannot be cloned.

For a list of error codes, visit the API Error Center.