oracle修改表结构
摘要：
//建测试表createtabledept(deptnonumber(3)primarykey,dnamevarchar2(10),locvarchar2(13));createtableemployee_info(empnonumber(3),deptnonumber(3),enamevarchar2(10),sexchar(1),phonenumber(11),addressvarchar2(50),introducevarchar2(100));--//0.重命名//0.1表:renamedepttodt;renamedttodept;//0.2列:altertabledeptrenam 阅读全文
posted @ 2012-10-11 16:16 Guifang 阅读(548) 评论(0) 推荐(0) 编辑