JDBC UpdateAndShow

import java.sql.*;

public class UpdateAndShow {
     public static void main(String[] args) {
    Connection con;
        PreparedStatement pstmt;
        try
        {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            con=DriverManager.getConnection("Jdbc:Odbc:Aakarshap");
            con.setAutoCommit(false);
          String qrystr="Update Employee set Salary=Salary+1000 where eNum=?";
            pstmt=con.prepareStatement(qrystr);
            pstmt.setInt(1, 1001);
            pstmt.executeUpdate();
            con.commit();
            Statement s = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
            s.execute("SELECT * FROM Employee");
            ResultSet rs = s.getResultSet();
            rs.afterLast(); //go to just after last row.
            while(rs.previous())
            {
                int i;
                for(i = 1; i <= rs.getMetaData().getColumnCount(); i++)
                {
                    System.out.print(rs.getString(i) + " ");
                }
                System.out.println();
            }

        }
        catch(ClassNotFoundException ce)
        {
            System.out.println("Error"+ce);
        }
        catch(SQLException se)
        {
            System.out.println("Error"+se);
        }
     }
}