openEuler RPM 方式 安装 MySQL8

openEuler RPM 方式 安装 MySQL8

升级系统内核和软件

yum -y update
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安装常用软件

yum -y install lrzsz gcc gcc-c++ zlib zlib-devel openssl openssl-devel pcre-devel vim net-tools man wget tar
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下载安装包

wget https://cdn.mysql.com//Downloads/MySQL-8.0/mysql-8.0.31-1.el8.x86_64.rpm-bundle.tar
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创建目录存储安装包

mkdir mysql
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解压安装包到指定目录

tar -xvf mysql-8.0.31-1.el8.x86_64.rpm-bundle.tar -C mysql
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保留最少安装文件

cd mysql
rm -f *debug*
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安装mysql

rpm -ivh *.rpm  --force --nodeps
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启动mysql

systemctl start mysqld
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设置开机启动mysql

systemctl enable mysqld
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查看初始密码

grep 'temporary password' /var/log/mysqld.log
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登录mysql

mysql -h localhost -uroot -p
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mysql环境清空屏幕

system clear
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修改密码并授权可以访问主机

ALTER USER 'root'@'localhost' IDENTIFIED BY 'Lihaozhe!!@@1122';
flush privileges;

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'Lihaozhe!!@@1122';
flush privileges;

update mysql.user set host = '%',plugin='mysql_native_password' where user='root';
flush privileges;

quit;

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重启mysql服务

systemctl restart mysqld
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登录mysql

mysql -h 127.0.0.1 -uroot -p
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查看字符集

show variables like'%character%';
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编辑配置文件修改服务器端字符集

vim /etc/my.cnf
#在[mysqld]下面增加
character-set-server=utf8mb4
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重启mysql服务

systemctl restart mysqld
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