# 0 解壓文件
tar -xf mysql-8.4.6-1.el9.x86_64.rpm-bundle.tar

# 1. 先安裝通用包和庫文件
rpm -ivh mysql-community-common-8.4.6-1.el9.x86_64.rpm
rpm -ivh mysql-community-client-plugins-8.4.6-1.el9.x86_64.rpm
rpm -ivh mysql-community-libs-8.4.6-1.el9.x86_64.rpm
rpm -ivh mysql-community-libs-compat-8.4.6-1.el9.x86_64.rpm

# 2. 安裝客戶端
rpm -ivh mysql-community-client-8.4.6-1.el9.x86_64.rpm

# 3. 安裝服務器
rpm -ivh mysql-community-server-8.4.6-1.el9.x86_64.rpm

報錯
# 安裝 ICU 數(shù)據文件包
rpm -ivh mysql-community-icu-data-files-8.4.6-1.el9.x86_64.rpm
# 導入 MySQL GPG 密鑰
rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2023

# 啟動 MySQL 服務
systemctl start mysqld

# 設置開機自啟動
systemctl enable mysqld

# 檢查服務狀態(tài)
systemctl status mysqld


# 獲取臨時密碼
grep 'temporary password' /var/log/mysqld.log

# 使用臨時密碼登錄并設置新密碼
mysql -u root -p

-- 修改 root 密碼
ALTER USER 'root'@'localhost' IDENTIFIED BY '123456';

-- 刷新權限
FLUSH PRIVILEGES;

-- 退出 MySQL
EXIT;


# 使用新密碼登錄驗證
mysql -u root -p
# 輸入新密碼：123456


# 登錄后檢查版本
SELECT VERSION();


# 配置文件路徑
 /etc/my.cnf 
# 重啟MySQL（修改配置文件需要重啟）
sudo systemctl restart mysqld 


# MySQL服務開通對外訪問權限
CREATE USER 'root'@'%' IDENTIFIED BY '123456';
GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;
FLUSH PRIVILEGES;

# 防火墻開放3306端口
sudo firewall-cmd --permanent --add-port=3306/tcp
sudo firewall-cmd --reload

# 查詢防火墻 3306端口是否開放
sudo firewall-cmd --list-all | grep 3306