CentOS 6.5 下安装MySQL 5.7.12详细步骤（图文）

tar -xvf mysql-5.7.12-1.el6.x86_64.rpm-bundle.tar

yum -y remove mysql-libs-5.1.73*

rpm -ivh mysql-community-common-5.7.12-1.el6.x86_64.rpm 
rpm -ivh mysql-community-libs-5.7.12-1.el6.x86_64.rpm 
rpm -ivh mysql-community-client-5.7.12-1.el6.x86_64.rpm
rpm -ivh mysql-community-server-5.7.12-1.el6.x86_64.rpm
rpm -ivh mysql-community-devel-5.7.12-1.el6.x86_64.rpm

# service mysqld start
初始化 MySQL 数据库：                                      [确定]
Installing validate password plugin:                       [确定]
正在启动 mysqld：

grep 'temporary password' /var/log/mysqld.log

grep 'temporary password' /var/log/mysql/mysqld.log

# grep 'temporary password' /var/log/mysqld.log
2016-05-14T02:57:24.372528Z 1 [Note] A temporary password is generated for root@localhost: ?sSq8?.IucXV
[root@localhost /]# 
[root@localhost /]# mysql -uroot -p?sSq8?.IucXV
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 15
Server version: 5.7.12

Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql>

ALTER USER 'root'@'localhost' IDENTIFIED BY 'MyNewPass4!';