CentOS6.8_64位手动安装MySQL5.6

1.在CentOS6.8上安装mysql5.6

2.下载编译包

wget https://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.35-linux-glibc2.5-x86_64.tar.gz
tar xvf mysql-5.6.35-linux-glibc2.5-x86_64.tar.gz

3.复制到指定目录

mv mysql-5.6.35-linux-glibc2.5-x86_64 /usr/local/mysql

4.创建mysql用户和组

groupadd mysql
useradd -r -g mysql mysql -d /usr/local/mysql
passwd mysql

5.修改目录权限

chown -R mysql:mysql /usr/local/mysql

6.安装数据库

su mysql
/usr/local/mysql/scripts/mysql_install_db --user=mysql --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data
exit

7.复制mysql配置文件

cd /usr/local/mysql/support-files
cp my-default.cnf /etc/my.cnf

8.添加系统服务

cp mysql.server /etc/init.d/mysql
chkconfig mysql on

9.添加环境变量

vim /etc/profile

在最下面添加

export MYSQL_HOME="/usr/local/mysql"
export PATH="$PATH:$MYSQL_HOME/bin"

保存退出后，执行生效代码

. /etc/profile

10.启动mysql

service mysql start

11.设置root密码

mysqladmin -u root password '123456'

12.设置默认端口

vim /etc/my.cnf

[mysqld]
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
port=3306
server_id=1
socket=/tmp/mysql.sock

13.允许所有外部链接访问（可选）

mysql -u root -p

mysql命令行输入

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;
FLUSH PRIVILEGES;