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初始化数据库

D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin\mysqld -I --console --basedir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64  --datadir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\data80413307D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin>D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin\mysqld -I --console --basedir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64  --datadir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\data80413307
2025-04-30T11:51:42.280105Z 0 [System] [MY-013169] [Server] D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin\mysqld (mysqld 8.0.41) initializing of server in progress as process 26600
2025-04-30T11:51:42.334367Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2025-04-30T11:51:49.640809Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2025-04-30T11:51:59.242376Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: _1q430r!p.Bk

配置文件

D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\data80413307\my.ini
[mysqld]
port=3307
basedir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64
datadir=D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\data80413307
max_connections=200
max_connect_errors=10
character-set-server=utf8mb4
default-storage-engine=INNODB
default_authentication_plugin=mysql_native_password

注册成服务

D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin\mysqld install mysql80413307 --defaults-file="D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\data80413307\my.ini"

启停服务

sc qc mysql80413307
sc query  mysql80413307
sc start mysql80413307
sc stop mysql80413307D:\MySQL\MySQL8.0.41\mysql-8.0.41-winx64\mysql-8.0.41-winx64\bin>netstat -aon|findstr :3307TCP    0.0.0.0:3307           0.0.0.0:0              LISTENING       24400TCP    [::]:3307              [::]:0                 LISTENING       24400

链接服务器

mysql -u root -P 3307 -p
密码为_1q430r!p.Bk

登录之后重置密码

alter user user() identified by 'root';
select user,host, authentication_string from mysql.user;create user 'root@%' identified with mysql_native_password by 'root';
select user,host, authentication_string from mysql.user;
grant all on *.*to root@localhost with grant option;
flush privileges;

卸载

1. 停止 MySQL 服务：
sc stop mysql80413307
2. 删除服务：
sc delete mysql80413307
3.  删除所有 MySQL 文件
regedit 打开注册表，删除以下位置的 3 个文件夹：
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Eventlog\Application\MySQL
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\Eventlog\Application\MySQL
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application\MySQL