DROP TABLE IF EXISTS `booktest_areainfo`; CREATE TABLE `booktest_areainfo` ( `id` int(11) NOT NULL AUTO_INCREMENT, `title` varchar(20) COLLATE utf8_bin NOT NULL, `parea_id` int(11) DEFAULT NULL, PRIMARY KEY (`id`), KEY `booktest_areai_parea_id_4c4f198f54b858a0_fk_booktest_areainfo_id` (`parea_id`), CONSTRAINT `booktest_areai_parea_id_4c4f198f54b858a0_fk_booktest_areainfo_id` FOREIGN KEY (`parea_id`) REFERENCES `booktest_areainfo` (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin;
插入数据:、
INSERT INTO `test5`.`booktest_areainfo` VALUES ('610000', '陕西省', NULL); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610100', '西安市', '610000'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610101', '市辖区', '610100'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610102', '新城区', '610100'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610103', '碑林区', '610100'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610200', '铜川市', '610000'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610222', '铜川市', '610200'); INSERT INTO `test5`.`booktest_areainfo` VALUES ('610204', '耀州区', '610200');