C:\mysql\bin>mysqladmin -uroot -password 1983 好象是错的吧。
mysqladmin [OPTIONS] command command....
-u, --user=# User for login if not current user
-p, --password[=...] Password to use when connecting to server
mysqladmin [OPTIONS] command command....
-u, --user=# User for login if not current user
-p, --password[=...] Password to use when connecting to server
mysql>Update user Set password=password('new_pass') where user='root';
mysql>Flush Privileges;或C:\MYSQL\BIN>mysql -u root mysql
mysql>Set password for root=password('new_pass');或C:\MYSQL\BIN>mysqladmin -u root password new_pass