ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password:YES)
無my.ini修改密碼方法
ERROR 1045 (28000): Ac…… password: YES)這個意思是密碼不正確,那就修改密碼:
如果是windows,mysql 5.1後的版本中沒有mysqld-nt.exe,則直接利用mysqld.exe代替即可。
1,停止MYSQL服務,CMD開啟DOS視窗(win7、winVista右鍵“用管理員賬戶執行”),輸入 net stop mysql
2,在CMD命令列視窗,進入MYSQL安裝目錄 比如C:\Program Files\MySQL\MySQL Server 5.1\bin
方法:cd\ 按enter後輸入:cd C:\Program Files\MySQL\MySQL Server 5.1\bin
3,進入mysql安全模式,即當mysql起來後,不用輸入密碼就能進入資料庫。
命令為: mysqld-nt --skip-grant-tables
(win7好像有錯,我沒管直接跳過,)
4,重新開啟一個CMD命令列視窗,進入...\bin下,,輸入mysql -uroot -p,使用空密碼的方式登入MySQL(不用輸入密碼,直接按回車)
5,輸入以下命令開始修改root使用者的密碼(注意:命令中mysql.user中間有個“點”)
mysql> update mysql.user set authentication_string=password('root') where user='root' ;
mysql> update mysql.user set authentication_string=password('123') where user='root';
Query OK, 0 rows affected, 1 warning (0.02 sec)
Rows matched: 1 Changed: 0 Warnings: 1
6,重新整理許可權表
mysql> flush privileges;
7,退出
mysql> quit
這樣MYSQL超級管理員賬號 ROOT已經重新設定好了,接下來 在工作管理員裡結束掉 mysql-nt.exe 這個程式,重新啟動MYSQL即可!
MYSQL重新啟動後,就可以用新設定的ROOT密碼登陸MYSQL了!
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