CentOS7安装Mysql 8.0.32

Mysql 8.0.32安装（rpm安装）

下载安装包参考 CentOS7安装Mysql 5.7.40

1、解压安装包

[root@192 mystudy]# tar -xvf mysql-8.0.32-1.el7.x86_64.rpm-bundle.tar
mysql-community-client-8.0.32-1.el7.x86_64.rpm
mysql-community-client-plugins-8.0.32-1.el7.x86_64.rpm
mysql-community-common-8.0.32-1.el7.x86_64.rpm
mysql-community-debuginfo-8.0.32-1.el7.x86_64.rpm
mysql-community-devel-8.0.32-1.el7.x86_64.rpm
mysql-community-embedded-compat-8.0.32-1.el7.x86_64.rpm
mysql-community-icu-data-files-8.0.32-1.el7.x86_64.rpm
mysql-community-libs-8.0.32-1.el7.x86_64.rpm
mysql-community-libs-compat-8.0.32-1.el7.x86_64.rpm
mysql-community-server-8.0.32-1.el7.x86_64.rpm
mysql-community-server-debug-8.0.32-1.el7.x86_64.rpm
mysql-community-test-8.0.32-1.el7.x86_64.rpm
[root@192 mystudy]#

2、按照以下顺序，以此安装，仅安装以下6个即可

mysql-community-common-8.0.32-1.el7.x86_64.rpm
mysql-community-client-plugins-8.0.32-1.el7.x86_64.rpm
mysql-community-libs-8.0.32-1.el7.x86_64.rpm
mysql-community-client-8.0.32-1.el7.x86_64.rpm
mysql-community-icu-data-files-8.0.32-1.el7.x86_64.rpm
mysql-community-server-8.0.32-1.el7.x86_64.rpm

3、卸载冲突软件

[root@192 mystudy]# rpm -qa |grep mariadb
mariadb-libs-5.5.56-2.el7.x86_64
mariadb-server-5.5.56-2.el7.x86_64
mariadb-5.5.56-2.el7.x86_64

[root@192 mystudy]# rpm -e --nodeps mariadb
[root@192 mystudy]# rpm -e --nodeps mariadb-libs
[root@192 mystudy]# rpm -e --nodeps mariadb-server
[root@192 mystudy]# rpm -qa |grep mariadb
[root@192 mystudy]#

4、启动连接MySQL

#赋权操作
mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;
Query OK, 0 rows affected (0.05 sec)
#刷新权限
mysql> flush privileges;
Query OK, 0 rows affected (0.04 sec)

[root@192 mystudy]#mysqld --initialize --console                  初始化
[root@192 mystudy]#chomd -R mysql:mysql /var/lib/mysql/           修改权限
[root@192 mystudy]#systemctl start mysqld                         启动mysql
[root@192 mystudy]#cat /var/log/mysqld.log |grep localhost        查看初始密码
[root@192 mystudy]#mysql -uroot -p                                回车输入密码登录
mysql> alter user 'root' @'localhost' identified by '123456';     修改密码
mysql>show datebase                                               查看数据库
mysql>exit