RedHat6.5/CentOS6.5安装Mysql5.7.20的教程详解

下载rpm安装包

Mysql官网：https://dev.mysql.com/downloads/mysql/

选择版本下载：

可以使用wget命令下载：

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1	[root@localhost opt]#wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.20-1.el6.x86_64.rpm-bundle.tar

注意RedHat的版本和系统位数。

查看依赖的库

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1 2	[root@localhost opt]# yum search libaio [root@localhost opt]# yum install libaio

查看系统之前是否有安装过mysql相关版本

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1 2	[root@localhost opt]# rpm -qa | grep mysql [root@localhost opt]# rpm -qa | grep mariadb

有则删除，有几个删除几个

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1	[root@localhost opt]# rpm -e mariadb-libs-5.5.44-2.el7.x86_64 --nodeps

安装

按照顺序安装软件包

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[root@localhost opt]# rpm -ivh mysql-community-common-5.7.20-1.el6.x86_64.rpm [root@localhost opt]# rpm -ivh mysql-community-libs-5.7.20-1.el6.x86_64.rpm [root@localhost opt]# rpm -ivh mysql-community-client-5.7.20-1.el6.x86_64.rpm [root@localhost opt]# rpm -ivh mysql-community-server-5.7.19-1.el7.x86_64.rpm

创建mysql用户和用户组

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1 2	[root@localhost /]# groupadd mysql [root@localhost /]# useradd -r -g mysql -s /bin/ false mysql

创建mysql数据存放目录

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[root@localhost /]# mkdir -p /data/mysql [root@localhost /]# chown mysql.mysql /data/mysql [root@localhost /]# ll -d /data/mysql/ drwxr-xr-x. 2 mysql mysql 6 9月 17 17:37 /data/mysql/

修改/etc/my.cnf配置文件

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[mysqld] init- connect = 'SET NAMES utf8mb4' default -storage-engine=INNODB character - set -server=utf8mb4 datadir=/data/mysql socket=/var/lib/mysql/mysql.sock assorted security risks symbolic-links=0 log-error=/var/log/mysqld.log pid-file=/var/run/mysqld/mysqld.pid validate_password= off sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION lower_case_table_names=1 [mysql] default - character - set = utf8mb4 [client] default - character - set = utf8mb4

初始化mysql

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1	[root@localhost /]# /usr/sbin/mysqld --initialize --user=mysql

查看初始化密码

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1	[root@localhost /]# grep "root@localhost" /var/log/mysqld.log

登录mysql并修改密码

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1	mysql> set password = password ( '123456' );

允许远程访问（不推荐）

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mysql> use mysql; mysql> select host, user , password from user ; mysql> update user set password = password ( 'xxxxxx' ) where user = 'root' ; mysql> update user set host= '%' where user = 'root' and host= 'localhost' ; mysql> flush privileges ;

总结

以上所述是小编给大家介绍的RedHat6.5/CentOS6.5安装Mysql5.7.20的教程详解，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持！

原文链接：http://blog.csdn.net/wheat_ground/article/details/78479367