前一阵跑程序时发现一个问题,同事导出了部分数据,但是在merge回原库时竟然和原库的数据对不上,后来找了半天发现是原库数据少了. 找了很多资料发现很多人认为的操作日志和我想的不太一样...找了半条才发现这个,在shard server上使用命令可以查看删除操作: #查看删除操作,查看全部操作把()里的东西删掉就行 use local db.oplog.rs.find({"op": "d"}) 从而定位了到底什么时候删的数据. 这里面"d"代表de
在安装CloudStack时,通过mysql_secure_installation方式修改密码 01 [root@test ~]# /usr/bin/mysql_secure_installation 02 NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MySQL 03 SERVERS IN PRODUCTION USE! PLEASE READ EACH STEP CAREFULLY! 04 05 In order
以下操作都要在mysql所在机器操作 一.创建用户 CREATE USER 'dog'@'localhost' IDENTIFIED BY '123456'; 或 insert into mysql.user(Host,User,Password) values('localhost','fe_group',password('123456')); flush privileges; 二.授权 //授权fe_group用户拥有fe数据库的所有权限 grant all privileges on
The control of users and groups is a core element of Fedora system administration. This chapter explains how to add, manage, and delete users and groups in the graphical user interface and on the command line, and covers advanced topics, such as crea
use mysql; select host,user,password from user; 设置密码 set password for root@localhost=password('root'); 创建用户 create user 'root'@'172.18.23.201' identified by 'root'; grant all privileges on root.* to 'root'@'172.18.23.201' identified by 'root'; flush