How many relational database engines does RDS currently support?
A . MySQL, Postgres, MariaDB, Oracle and Microsoft SQL Server
B . Just two: MySQL and Oracle.
C . Five: MySQL, PostgreSQL, MongoDB, Cassandra and SQLite.
D . Just one: MySQ
Answer: A
How many relational database engines does RDS currently support?
A . MySQL, Postgres, MariaDB, Oracle and Microsoft SQL Server
B . Just two: MySQL and Oracle.
C . Five: MySQL, PostgreSQL, MongoDB, Cassandra and SQLite.
D . Just one: MySQ
Answer: A