JDBC Program For Age Calculator For Explanation Watch video :: Code : import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.Scanner; class Test { private static final String query = " select (sysdate-dob)/365.25 from emp88 where eid = ?"; public static void main(String arg[]){ try(Scanner scn = new Scanner(System.in)){ //take eid from user System.out.println("Enter Emp id : "); int eid = scn.nextInt(); try(Connection con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:orcl","system","tiger"); PreparedStatement ps = con.prepareStatement(query);){ //set the eid ps.setInt(1, eid); //ResultSet Object ResultSet rs = ps.executeQuery(); rs.next(); //get the age float age = rs.getFloat(1); System.out.pr