IT男也疯狂

1、添加个新用户 在MYSQL下执行: mysql>GRANT ALL PRIVILEGES ON *.* TO '用户名'@'%' IDENTIFIED BY '密码' WITH GRANT OPTION; 2、修改一个用户 mysql>use mysql;mysql>update user set host = '%' where user = 'root';mysql>select

select * from [表名] Order By Rand()

今天 select * from 表名 where to_days(时间字段名) = to_days(now()); 昨天 SELECT * FROM 表名 WHERE TO_DAYS( NOW( ) ) - TO_DAYS( 时间字段名) <= 1 近7天 SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 7 DAY) ...