public String getOptionGroupName() {
        return this.optionGroupName;
    }
<p>
The option group to associate the DB instance with. If not specified, RDS uses the option group associated with
the source DB instance or cluster.
</p>
<note>
<p>
For SQL Server, you must use the option group associated with the source.
</p>
</note>
<p>
This setting doesn't apply to RDS Custom DB instances.
</p>

@return The option group to associate the DB instance with. If not specified, RDS uses the option group
        associated with the source DB instance or cluster.</p> <note>
        <p>
        For SQL Server, you must use the option group associated with the source.
        </p>
        </note>
        <p>
        This setting doesn't apply to RDS Custom DB instances.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/CreateDBInstanceReadReplicaRequest.java