СREATE TABLE `address` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`account_id` int(11) unsigned NOT NULL,
`country` varchar(3) COLLATE utf8_unicode_ci NOT NULL,
`country_subdivision` varchar(15) COLLATE utf8_unicode_ci NOT NULL,
`city` varchar(128) COLLATE utf8_unicode_ci NOT NULL,
`district` varchar(255) CHARACTER SET utf8 DEFAULT NULL,
`street` varchar(128) COLLATE utf8_unicode_ci NOT NULL,
`house` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`flat` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`entrance` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`floor` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`intercome_code` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`geo_lat` float(10,6) DEFAULT NULL,
`geo_lon` float(10,6) DEFAULT NULL,
`fias` varchar(64) COLLATE utf8_unicode_ci DEFAULT NULL,
`delivery_area` tinyint(1) DEFAULT NULL,
`beltway_distance` smallint(5) DEFAULT '0',
`comments` text COLLATE utf8_unicode_ci,
`hidden` tinyint(1) unsigned NOT NULL DEFAULT '0',
`created_at` int(11) DEFAULT NULL,
`updated_at` int(11) DEFAULT NULL,
будет тормозить + посмотрите по explain посмотрите где тормозит, может надо добавить индексы?