CentOS_mysql8.0_安装

#参考资料

官网：https://dev.mysql.com/doc/refman/8.0/en/binary-installation.html

个人博客：https://www.xingchenw.cn/article/179

 博客园：http://www.cnblogs.com/guanshanmao/p/9233898.html

CSDN：https://blog.csdn.net/xintingandzhouyang/article/details/80956348

#yum安装mysql

1. wget https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm
2. rpm -ivh mysql80-community-release-el7-1.noarch.rpm
3. yum install mysql-server -y
4. grep "temporary password" /var/log/mysqld.log
5. mysql -u root -p
6. alter user 'root'@'localhost' identified by '新密码';

#通用二进制包安装mysql

1. //准备工作
2. yum install libaio-devel numactl-devel -y
3. groupadd mysql
4. useradd -g mysql -s /bin/false mysql
5. vim /etc/my.cnf

6. datadir=/usr/local/mysql/data
   socket =/usr/local/mysql/mysql.sock
   
   #symbolic-links=0
   
   log-error=/usr/local/mysql/mysql.log
   pid-file =/usr/local/mysql/mysql.pid

7. chmod 644 /etc/my.cnf
8. //下载解压
9. wget https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0.12-linux-glibc2.12-x86_64.tar.xz
10. xz -d mysql-8.0.12-linux-glibc2.12-x86_64.tar.xz
11. tar -xvf mysql-8.0.12-linux-glibc2.12-x86_64.tar
12. mv mysql-8.0.12-linux-glibc2.12-x86_64/ /usr/local/mysql
13. chown -R mysql:mysql /usr/local/mysql
14. cd /usr/local/mysql
15. touch mysql.log
16. //配置启动
17. bin/mysqld --initialize --user=mysql
18. bin/mysql_ssl_rsa_setup
19. bin/mysqld_safe --user=mysql &
20. cp support-files//mysql.server /etc/rc.d/init.d/mysqld

21. service mysqld start

22. bin/mysql -u root -p
23. alter user 'root'@'localhost' identified by '新密码';