The DriverManager class acts as an interface between user and drivers. It keeps track of the drivers that are available and handles establishing a connection between a database and the appropriate driver. The DriverManager class maintains a list of Driver classes that have registered themselves by calling the method DriverManager.registerDriver().
1) public static void registerDriver(Driver driver):
is used to register the given driver with DriverManager.
2) public static void deregisterDriver(Driver driver):
is used to deregister the given driver (drop the driver from the list) with DriverManager.
3) public static Connection getConnection(String url):
is used to establish the connection with the specified url.
4) public static Connection getConnection(String url,String userName,String password):
is used to establish the connection with the specified url, username and password.
The DriverManager class acts as an interface between user and drivers. It keeps track of the drivers that are available and handles establishing a connection between a database and the appropriate driver. The DriverManager class maintains a list of Driver classes that have registered themselves by calling the method DriverManager.registerDriver().