cmd显示：
D:\>mysql-8.0.25-winx64
'mysql-8.0.25-winx64' 不是内部或外部命令，也不是可运行的程序
或批处理文件。
D:\>cd mysql-8.0.25-winx64
D:\mysql-8.0.25-winx64>cd bin
D:\mysql-8.0.25-winx64\bin>mysqld --install
The service already exists!
D:\mysql-8.0.25-winx64\bin>sc delete mysql
[SC] DeleteService 成功
D:\mysql-8.0.25-winx64\bin>mysqld --install
The service already exists!
D:\mysql-8.0.25-winx64\bin>sc delete mysql
[SC] DeleteService 失败 1072:
指定的服务已标记为删除。
D:\mysql-8.0.25-winx64\bin>mysqld --install
The service already exists!
D:\mysql-8.0.25-winx64\bin>sc query mysql
SERVICE_NAME: mysql
TYPE : 10 WIN32_OWN_PROCESS
STATE : 4 RUNNING
(STOPPABLE, PAUSABLE, ACCEPTS_SHUTDOWN)
WIN32_EXIT_CODE : 0 (0x0)
SERVICE_EXIT_CODE : 0 (0x0)
CHECKPOINT : 0x0
WAIT_HINT : 0x0
D:\mysql-8.0.25-winx64\bin>sc delete mysql
[SC] DeleteService 失败 1072:
指定的服务已标记为删除。
D:\mysql-8.0.25-winx64\bin>mysqld --install
The service already exists!
D:\mysql-8.0.25-winx64\bin>
重新安装MySQL，输入了sc delete mysql之后还是不行
试了网上的教程但还是不行呢
