try{
            String sql="SELECT * FROM saturday where course = '?' and section ='?'";
            PreparedStatement ps=con.prepareStatement(sql);
            ps.setString(1, crs);
            ps.setString(2, se);
            ResultSet rs=ps.executeQuery();

            while(rs.next())
            {
                String d = rs.getString("Day");
                String t = rs.getString("Time");
                String r = rs.getString("Room");
                String c = rs.getString("Course");
                String s = rs.getString("Section");
                String tc = rs.getString("Teacher");

                model.addRow(new Object[]{d,t,r,c,s,tc});
            }
             table.setModel(model);
        }catch(Exception ex)
        {
           JOptionPane.showMessageDialog(null, ex);
        }