CentOS6.5编译安装MySQL5.7.14
1. 下载安装包
MySQL-5.7.14-Linux-glibc2.5-x86_64.tar.gz
地址：http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.14-linux-glibc2.5-x86_64.tar.gz
2. 检查库文件是否存在，如有删除。
[root@slave ~]# rpm -qa | grep mysql
mysql-libs-5.1.71-1.el6.x86_64
[root@slave ~]# rpm -e mysql-libs-5.1.71-1.el6.x86_64 --nodeps
[root@slave ~]# rpm -qa | grep mysql- 1
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3. 检查mysql组和用户是否存在，如无创建。
[root@slave ~]# cat /etc/group | grep mysql
[root@slave ~]# cat /etc/passwd | grep mysql
// useradd -r参数表示mysql用户是系统用户，不可用于登录系统。
[root@slave ~]# groupadd mysql
[root@slave ~]# useradd -r -g mysql mysql- 1
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4. 解压TAR包，更改所属的组和用户
[root@slave zkpk]# cd /usr/local/
[root@slave local]# tar -xf mysql-5.7.14-linux-glibc2.5-x86_64.tar.gz
[root@slave local]# mv mysql-5.7.14-linux-glibc2.5-x86_64 mysql
[root@slave local]# rm -rf mysql-5.7.14-linux-glibc2.5-x86_64.tar.gz
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5. 安装和初始化数据库
配置OS
sudo vim /etc/security/limits.conf
mysql hard nofile 65535
mysql soft nofile 65535- 1
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安装与初始化DB
[root@slave local]#mkdir -p /usr/local/mysql/data
[root@slave local]# chown -R mysql:mysql mysql/[root@slave local]# cd mysql/
[root@slave mysql]# bin/mysqld --initialize --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data/
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如果需要改变默认安装路径，则
/etc/my.cnf、/etc/init.d/mysqld中修改：
basedir=’/apps/mysql’ datadir=’/apps/mysql/data’
[root@slave mysql]# cp -a ./support-files/my-default.cnf /etc/my.cnf
[root@slave mysql]# cp -a ./support-files/mysql.server /etc/init.d/mysqld- 1
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[root@slave mysql]# cd bin/
[root@slave bin]# ./mysqld_safe --user=mysql &
[1] 2966
[root@slave bin]# 2016-08-19T17:24:36.174662Z mysqld_safe Logging to '/usr/local/mysql/data/slave.err'.
2016-08-19T17:24:36.207209Z mysqld_safe Starting mysqld daemon with databases from /usr/local/mysql/data
[root@slave bin]#
[root@slave bin]#
[root@slave bin]#
[root@slave bin]#
[root@slave bin]# /etc/init.d/mysqld restart
Shutting down MySQL..2016-08-19T17:25:18.416810Z mysqld_safe mysqld from pid file /usr/local/mysql/data/slave.pid ended
[ OK ]
Starting MySQL. [ OK ]
[1]+ Done ./mysqld_safe --user=mysql
[root@slave bin]# - 1
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设置开机启动
[root@slave bin]# chkconfig --level 35 mysqld on- 1
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6. 初始化密码
[root@slave bin]# cat /root/.mysql_secret
# Password set for user 'root@localhost' at 2016-08-20 01:18:44
eqW;ehX;>-YG
[root@slave bin]# ./mysql -uroot -p
Enter password:
mysql> SET PASSWORD = PASSWORD('123456');
Query OK, 0 rows affected, 1 warning (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)- 1
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7. 添加远程访问权限
mysql> use mysql;
mysql> update user set host = '%' where user = 'root';或者mysql>grant all privileges on *.* to root@'%' identified by '123456' with grant option;
mysql> select host, user from user;
+-----------+-----------+
| host | user |
+-----------+-----------+
| % | root |
| localhost | mysql.sys |
+-----------+-----------+
//重启生效
/etc/init.d/mysqld restart- 1
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8. 修改字符集
[root@slave mysql]# vim /etc/my.cnf
[mysqld]
...略
character-set-server=utf8
//重启生效
/etc/init.d/mysqld restart- 1
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9. linux下mysql配置文件my.cnf详解
http://www.cnblogs.com/captain_jack/archive/2010/10/12/1848496.html
10. 卸载MySQL
# 1. 停止服务
/etc/init.d/mysqld stop
# 2. 停止并删除开机启动
chkconfig mysqld off
chkconfig --del mysqld
# 3. 删除MySQL目录
rm -rf /usr/local/mysql
rm -f /etc/my.cnf
rm -f /etc/init.d/mysqld
rm -f /root/.mysql_secret
# 4. 删除用户和用户组
userdel -r mysql- 1
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11. 参考
Linux添加/删除用户和用户组 Linux 用户（user）和用户组（group）
Linux下chkconfig命令详解
Linux中find常见用法示例
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