-- 环境变量
MYSQL_HOME

%MYSQL_HOME%\bin

-- 新增配置文件
my.ini

[mysqld]
port = 3306
basedir = D:/develop/MySQL/mysql-5.7.44-winx64
datadir = D:/develop/MySQL/mysql-5.7.44-winx64/data
max_connections = 200character-set-server=utf8
default-storage-engine=INNODB
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES[client]
default-character-set=utf8

-- 以管理员身份打开 cmd 或 powershell
mysqld –install

mysqld --initialize --user=root --console

-- 输出的最后一行的最后是初始化密码
2024-11-12T05:41:04.867168Z 1 [Note] A temporary password is generated for root@localhost: l)f2orgqKeOd

-- 
net start mysql

-- 修改初始化密码
mysql -u root -p
l)f2orgqKeOd

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '123456';

mysql> FLUSH PRIVILEGES;

mysql> quit;

mysql -u root -p