JDBC Connection code to retrieve data from database

JDBC Connection code to get Name and roll no. of student from database Students.

import java.sql.*;

public class jdbc_select

{

public static void main(String args[])

{

try

{

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

Connection conn=DriverManager.getConnection("jdbc:odbc:Students");

Statement st=conn.createStatement();

String sql1="select * from Student ";

ResultSet rs=st.executeQuery(sql1);

while(rs.next())

{

System.out.println(rs.getString("Roll_no"));

System.out.println(rs.getString("Name"));

}

}

catch(Exception e)

{

System.out.println(e.getMessage());

}

}

}