数据库: oracle 10g
1. 物理模型图
2. 建表sql
2.1 省
create table PROVINCE ( PROVINCE_ID VARCHAR2(36) primary key, PROVINCE_CODE VARCHAR2(20) not null, PROVINCE_NAME VARCHAR2(20) not null, CREATE_TIME DATE not null );
2.2 城市
create table CITY ( CITY_ID VARCHAR2(36) primary key, PROVINCE_ID VARCHAR2(36), CITY_CODE VARCHAR2(20) not null, CITY_NAME VARCHAR2(20) not null, CREATE_TIME DATE ) alter table CITY add constraint FK__PROVINCE__CITY foreign key (PROVINCE_ID) references PROVINCE (PROVINCE_ID);
3. 数据
2个表的数据见附件 data.rar