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RedHat6.5/CentOS6.5安装Mysql5.7.20的教程详解

这篇文章主要介绍了RedHat6.5/CentOS6.5安装Mysql5.7.20的教程详解,非常不错,具有参考借鉴价值,需要的朋友可以参考下

下载rpm安装包

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

选择版本下载:

RedHat6.5/CentOS6.5安装Mysql5.7.20的教程详解

可以使用wget命令下载:

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

查看初始化密码

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

登录mysql并修改密码

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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脚本之家网站的支持!