DENGXI1997的博客

添加引用MySQL.dll 添加sqlhelper类 删除delete //删除当前ID的会议室 string sql = "SET SQL_SAFE_UPDATES = 0;delete from 模拟会议室布局表 where 会议室ID='" + 会议室ID + "'";

//打开数据库mysql -u root -p -P 3306; //显示所有数据库show databases; //退出数据库exit; password字段改成了authentication_string 原SELECT User, password,FROM user; 现SELECT User, authentication_string,Host FROM user; 创建用户crea...