role wise login in ajex and php

1--
2-- Database: `php_multiplelogin`
3--
4
5-- --------------------------------------------------------
6
7--
8-- Table structure for table `masterlogin`
9--
10
11CREATE TABLE `masterlogin` (
12  `id` int(11) NOT NULL,
13  `username` varchar(15) NOT NULL,
14  `email` varchar(40) NOT NULL,
15  `password` varchar(20) NOT NULL,
16  `role` varchar(10) NOT NULL
17) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT;
18
19--
20-- Dumping data for table `masterlogin`
21--
22
23INSERT INTO `masterlogin` (`id`, `username`, `email`, `password`, `role`) VALUES
24(11, 'hamid', 'hamid@gmail.com', '123456', 'admin');