目录
安装MySQL:
1. 检查当前环境是否安装mysql服务(命令:rpm -qa | grep -i mysql)
2. 卸载自带的mysql
3. 卸载软件:rpm -e --nodeps mysql-libs-5.1.71-1.el6.x86_64
4. 安装mysql客户端与服务器.
1 上传安装包
sftp> cd /opt/package/
master:
MySQL-client-5.5.45-1.linux2.6.x86_64.rpm
MySQL-server-5.5.45-1.linux2.6.x86_64.rpm
2 解压
MySQL:
[root@master package]# rpm -ivh MySQL-client-5.5.45-1.linux2.6.x86_64.rpm --nodeps –force
[root@master package]# rpm -ivh MySQL-server-5.5.45-1.linux2.6.x86_64.rpm --nodeps --force
3 配置MySQL(slave1中安装并配置)
[root@master package]# /usr/bin/mysql_install_db
[root@master package]# service mysql start
检查MySQL状态 service mysql status
启动MySQL服务 service mysql start
停止MySQL服务 service mysql stop
重启MySQL服务 service mysql restart
启动报错:error!The server quit without updating PID file
解决:将/etc/mysql下的my.cnf文件删除,再次启动MySQL服务
mysql登陆
mysql> use mysql;
mysql> select host,user,password from user;
mysql> update user set password=password(‘mysql123’) where user='root';
mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'mysql123' WITH GRANT OPTION;
mysql> flush privileges;
mysql> exit;
[root@master package]# chkconfig mysql on
[root@master package]# chkconfig --list | grep mysql
mysql 0:off 1:off 2:on 3:on |