Type 4 drivers or Native protocol  driver is known to be the one with the best features and functions. Type 4  driver does not have any native methods and is a complete Java driver. You need  not to install it on the client before use and the can be easily downloaded or  configured on a system very easily. One of the best features of Type 4 driver  is that it interacts directly with the DBMS server. 
Firstly, you need to register the  type of driver that you are using by using the string,
  Class.forName(“sun.jdbc.odbc.JdbcOdbcDriver”);