中国省市、区、县、镇、乡5级联动sql文件

省市、区、县、镇、乡5级联动sql文件； 共74w多条记录，表结构清晰： CREATE TABLE `position_province` ( `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '主键ID', `province_id` int(11) unsigned NOT NULL COMMENT '省份id、省份编号', `province_name` char(32) NOT NULL COMMENT '省份名称', PRIMARY KEY (`id`), UNIQUE KEY `provice_id` (`province_id`) ) ENGINE=InnoDB AUTO_INCREMENT=32 DEFAULT CHARSET=utf8 COMMENT='省份数据库'; CREATE TABLE `position_city` ( `id` int(11) NOT NULL AUTO_INCREMENT, `province_id` int(10) unsigned NOT NULL COMMENT '地级市id', `city_id` bigint(20) unsigned NOT NULL COMMENT '县级市id', `city_name` char(64) NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `city_id` (`city_id`), KEY `province_id` (`province_id`), CONSTRAINT `position_city_ibfk_1` FOREIGN KEY (`province_id`) REFERENCES `position_province` (`province_id`) ON DELETE NO ACTION ) ENGINE=InnoDB AUTO_INCREMENT=346 DEFAULT CHARSET=utf8 COMMENT='县级市数据库'; CREATE TABLE `position_country` ( `id` int(11) NOT NULL AUTO_INCREMENT COMMENT '地级市主键ID', `city_id` bigint(20) unsigned NOT NULL COMMENT '地级市id', `country_id` bigint(20) unsigned NOT NULL COMMENT '县级id', `country_name` char(64) NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `county_id` (`country_id`), KEY `city_id` (`city_id`), CONSTRAINT `position_country_ibfk_1` FOREIGN KEY (`city_id`) REFERENCES `position_city` (`city_id`) ON DELETE NO ACTION ) ENGINE=InnoDB AUTO_INCREMENT=2857 DEFAULT CHARSET=utf8 COMMENT='地区市数据库'; CREATE TABLE `position_town` ( `id` int(11) NOT NULL AUTO_INCREMENT, `country_id` bigint(20) unsigned NOT NULL COMMENT '县级市id', `town_id` bigint(20) unsigned NOT NULL COMMENT '镇id', `town_name` char(64) NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `town_id` (`town_id`), KEY `country_id` (`country_id`) USING BTREE, CONSTRAINT `position_town_ibfk_1` FOREIGN KEY (`country_id`) REFERENCES `position_country` (`country_id`) ) ENGINE=InnoDB AUTO_INCREMENT=43855 DEFAULT CHARSET=utf8 COMMENT='镇数据库'; CREATE TABLE `position_village` ( `id` int(11) NOT NULL AUTO_INCREMENT, `town_id` bigint(20) unsigned NOT NULL COMMENT '镇id', `village_id` bigint(20) unsigned NOT NULL COMMENT '村id--唯一', `village_name` char(64) NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `village_id` (`village_id`), KEY `town_id` (`town_id`), CONSTRAINT `position_village_ibfk_1` FOREIGN KEY (`town_id`) REFERENCES `position_town` (`town_id`) ON DELETE NO ACTION ) ENGINE=InnoDB AUTO_INCREMENT=693338 DEFAULT CHARSET=utf8 COMMENT='省市县镇村数据';