rpm 方式安裝mysql

wget

# 解壓

tar -xvf mysql-5.7.28-1.el7.x86_64.rpm-bundle.tar 如下

# 檢視系統是否自帶mariadb

rpm -qa |
grep mariadb
# 將查出的mariadb進行解除安裝
rpm -e --nodeps mariadb-libs-5.5.64-1.el7.x86_64
# 安裝
rpm -ivh mysql-community-common-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-libs-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-client-5.7.28-1.el7.x86_64.rpm
rpm -ivh mysql-community-server-5.7.28-1.el7.x86_64.rpm
# 啟動
service mysqld start
# 預設密碼
grep password /var/log/mysqld.log
# 登入
# 修改密碼
alter user 'root'@'localhost' identified by '123456'
;# 修改失敗，修改密碼規則
set global validate_password_policy=low;
set global validate_password_length=6;
# 授權
grant all privileges on *.* to '%' identified by '123456'
;# 指定網段
# grant all privileges on *.* to '192.168.%' identified by '123456' with grant option;
flush privileges;

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