| Таблица стран countries: |
| |
| `id_country` mediumint(8) unsigned NOT NULL auto_increment, |
| `country_name_ru` varchar(50) NOT NULL, |
| `country_name_en` varchar(50) NOT NULL, |
| PRIMARY KEY (`id_country`) |
| Таблица регионов regions: |
| |
| `id_region` int(10) unsigned NOT NULL auto_increment, |
| `id_country` mediumint(8) unsigned NOT NULL, |
| `region_name_ru` varchar(255) NOT NULL, |
| `region_name_en` varchar(255) NOT NULL, |
| PRIMARY KEY (`id_region`), |
| KEY `id_country` (`id_country`) |
| Таблица городов cities: |
| |
| `id_city` int(10) unsigned NOT NULL auto_increment, |
| `id_region` int(10) unsigned NOT NULL, |
| `id_country` mediumint(8) unsigned NOT NULL, |
| `city_name_ru` varchar(255) NOT NULL, |
| `city_name_en` varchar(255) NOT NULL, |
| PRIMARY KEY (`id_city`), |
| KEY `id_region` (`id_region`), |
| KEY `id_country` (`id_country`) |