_table = "CREATE TABLE $wpdb->users (  ID bigint(00) unsigned NOT NULL auto_increment,  user_login varchar(00) NOT NULL default '',  user_pass varchar(000) NOT NULL default '',  user_nicename varchar(00) NOT NULL default '',  user_email varchar(000) NOT NULL default '',  user_url varchar(000) NOT NULL default '',  user_registered datetime NOT NULL default '0000-00-00 00:00:00',  user_activation_key varchar(000) NOT NULL default '',  user_status int(00) NOT NULL default '0',  display_name varchar(000) NOT NULL default '',  PRIMARY KEY  (ID),  KEY user_login_key (user_login),  KEY user_nicename (user_nicename),  KEY user_email (user_email) ) $charset_collate;\n";   // 