摘要: 1.Oracle实现主键自增: ①新建序列:create sequence user_test start with 1 increment by 1; ②用法:insert into tb_user(id,name) values(user_test.nextval,'xiaowang'); 2. 阅读全文
posted @ 2019-02-28 17:16 John·H 阅读(90) 评论(0) 推荐(0)