摘要: 1.建表create table CUSTOMERS( CID NUMBER not null, CNAME NVARCHAR2(50) not null)create table ORDERS( OID NUMBER not null, ONAME VARCHAR2(50) not null, CID NUMBER)2.添加数据select * from customers;CID CNAME---------- --------------- 1 张三2 李四3 王五select * from orders; OID ONAMECID---------- ----------------- 阅读全文
posted @ 2013-07-13 21:05 令狐冲之12 阅读(1960) 评论(0) 推荐(0) 编辑