This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
As we know java.sql package consists of interfaces and these interfaces are implemented by the corresponding data base vendors in thier own class for example connection is an interface in sql package and these interface are implemented by oracle in their class by name oracleConnection.but when we are connecting to a perticular data base we will put data base vendors jar files in class files and we are tyoping in our code as import java.sql."; why it is so like that even thoudh the implementation is in jar files we have not mentioned any where in our code.. but still we are using sql package only please tell me with example