Some of the database engines offer additional features which make it easier for the admin to manage databases to provide additional security or functionality. This is where you have to use option groups to enable and configure database features. You add options in the option groups that are available for the specific database engine, and when you associate that option group with the DB instance, specified features are enabled in the DB instance. Currently, you can have an option group for MariaDB, MySQL, Oracle, and Microsoft SQL Server. At the moment, there are no options that need to be set for PostgreSQL and Aurora.
There are a couple of options that you can set for MySQL DB, as follows.
The Oracle option list is big compared to the other engines. You can set the following options:
SQL Server also allows you to set a couple of options, as follows:
MariaDB...