text: CREATE TABLE `sessions` (
  	`id` varchar(255) NOT NULL,
  	`data` text NOT NULL,
  	`updated_on` int(10) NOT NULL DEFAULT '0',
  	PRIMARY KEY (`id`)
  );
  
  CREATE TABLE `users` (
  	`id` int(11) NOT NULL AUTO_INCREMENT,
  	`nid` varchar(32) NOT NULL DEFAULT '',
  	`username` varchar(65) NOT NULL DEFAULT '',
  	`password` varchar(65) NOT NULL DEFAULT '',
  	`level` enum('user','admin') NOT NULL DEFAULT 'user',
  	PRIMARY KEY (`id`),
  	UNIQUE KEY `username` (`username`)
  );
  
  CREATE TABLE `url_cache` (
  	`url` varchar(255) COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
  	`dt_refreshed` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
  	`dt_expires` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
  	`data` text COLLATE utf8_unicode_ci NOT NULL,
  	UNIQUE KEY `url` (`url`)
  );
  