MySQL Connector/J 5.1 Developer Guide
The name of the class that implements
java.sql.Driver
in MySQL Connector/J is
com.mysql.jdbc.Driver
.
The org.gjt.mm.mysql.Driver
class name is
also usable for backward compatibility with MM.MySQL, the
predecessor of Connector/J. Use this class name when registering
the driver, or when configuring a software to use MySQL
Connector/J.