Statement and prepareStatement are interface so what's the name of their implementation class. I mean what is the name of the class which exactly defining the methods of statement and preparestatemnt..
Beginning is the half of every action..............
The Statement and PreparedStatement interfaces define the methods those classes support. You can work very succesfully with JDBC just using the interface methods.
Vendor implementations of JDBC drivers sometimes have additional methods, but many programmers avoid using vendor methods because they're not part of the JDBC standard and therefore not available when using other drivers and databases.