# 查看

rpm -qa | grep mysql

# 卸载

yum -y remove mysql-libs-5.1.66-2.el6_3.x86_64

# 下载资源名称

mysql-5.7.22-1.el7.x86_64.rpm-bundle.tar

tar -xvf mysql-5.7.22-1.el7.x86_64.rpm-bundle.tar

mysql-community-common-5.7.19-1.el6.x86_64.rpm

mysql-community-client-5.7.19-1.el6.x86_64.rpm

mysql-community-server-5.7.19-1.el6.x86_64.rpm

mysql-community-libs-5.7.19-1.el6.x86_64.rpm

# 安装顺序

# common --> libs --> clients --> server

# 安装命令

rpm -ivh mysql-community-common-5.7.19-1.el6.x86_64.rpm mysql-community-libs-5.7.19-1.el6.x86_64.rpm mysql-community-client-5.7.19-1.el6.x86_64.rpm mysql-community-server-5.7.19-1.el6.x86_64.rpm

mysqld --initialize --user=mysql

service mysqld start

# 查看初始密码

cat /var/logs/mysql.log

 

#或者

grep 'password' /var/logs/mysql.log -n -B 5

 

# 登陆

mysql -uroot -p'123456'

# 修改初始密码

set PASSWORD=PASSWORD('密码');

### 授权192.168.0.1可以远程链接*[所有数据库].*[所有表] 账号：root 密码123456

grant all privileges on *.* to 'root'@'192.168.0.1' identified by '123456';

 

### 授权所有ip

grant all privileges on *.* to 'root'@'%' identified by '123456';

 

### 以上*.*表示[数据库].[表]

 

 

### 使授权立刻生效

flush privileges;