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MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

報錯資訊

ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

分析原因

因為賬号密碼忘記,想重置密碼,但是重置密碼需要登入 MySQL 服務,但是密碼又不知道,如此死循環。很簡單, MySQL 有個配置可以跳過密碼驗證

操作步驟

指令:vim /etc/my.cnf(注:windows下修改的是my.ini),在 [mysqld] 後面任意一行添加“skip-grant-tables”用來跳過密碼驗證的過程,取消注釋,然後儲存

MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

重新開機 MySQL 服務:“service mysqld restart”

MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

免密碼登陸(注:敲入“mysql -u root -p”指令然後回車,當需要輸入密碼時,直接按 Enter 鍵,便可以不用密碼登入到資料庫當中)

MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

flush privileges;(首先更新權限)

MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)

修改新密碼:ALTER USER ‘root’@‘localhost’ IDENTIFIED BY ‘新密碼’;

接着退出:quit; 或 \q; 或 exit;

MySQL - ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: YES)