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Mybatis的缓存机制

迎月兮 2024-05-11 阅读 11
mysqlcentos

Centos7卸载与安装mysql8.0+

1、mysql8完全卸载

sudo systemctl stop mysqld

sudo yum remove mysql-community-server

sudo rm -rf /var/lib/mysql
sudo rm -rf /etc/my.cnf

sudo groupdel mysql
sudo userdel mysql

sudo rm -rf /var/log/mysql
sudo rm -rf /tmp/mysql.sock

sudo find / -name 'mysql*' -exec rm -rf {} \;

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2、mysql8安装

sudo rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm

sudo yum clean all
sudo yum makecache

sudo yum install mysql-community-server

sudo systemctl start mysqld
sudo systemctl enable mysqld

sudo grep 'temporary password' /var/log/mysqld.log

mysql -u root -p

ALTER USER 'root'@'localhost' IDENTIFIED BY 'your_new_password';

FLUSH PRIVILEGES;


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源 “MySQL 8.0 Community Server” 的 GPG 密钥已安装,但是不适用于此软件包。请检查源的公钥 URL 是否配置正确。

失败的软件包是:mysql-community-server-8.0.31-1.el7.x86_64 GPG 密钥配置为:file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

sudo yum install mysql-server --nogpgcheck
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原文链接:https://blog.csdn.net/a_cherry_blossoms/article/details/137642187

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