文章來源:http://www.centos.bz/2011/04/reset-mysql-root-password/
你可以按照以下簡單的五步來重設MySQL資料庫伺服器密碼。第一步,停止MySQL伺服器。第二步,使用–skip-grant-tables選擇啟動mysqld進程以便解除要求密碼登入提示。第三步,以root使用者串連mysql伺服器。第四步,設定一個新的mysql root使用者密碼。第五步,退出並重啟mysql伺服器。以下給出每步的具體命令。
1、停止mysql服務
- /etc/init.d/mysql stop
輸出:
Stopping MySQL database server: mysqld.
2、設定忽略密碼啟動mysql伺服器
- mysqld_safe --skip-grant-tables &
輸出:
[1] 5988
Starting mysqld daemon with databases from /var/lib/mysql
mysqld_safe[6025]: started
3、使用mysql用戶端串連mysql伺服器
- mysql -u root
輸出:
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 1 to server version: 4.1.15-Debian_1-log
Type ‘help;’ or ‘h’ for help. Type ‘c’ to clear the buffer.
mysql>
4、設定一個新的mysql root使用者密碼
- mysql> use mysql;
- mysql> update user set password=PASSWORD("NEW-ROOT-PASSWORD") where User='root';
- mysql> flush privileges;
- mysql> quit
5、停止mysql伺服器
- /etc/init.d/mysql stop
輸出:
Stopping MySQL database server: mysqld
STOPPING server from pid file /var/run/mysqld/mysqld.pid
mysqld_safe[6186]: ended
[1]+ Done mysqld_safe –skip-grant-tables
6、啟動mysql伺服器並測試
- /etc/init.d/mysql start
- mysql -u root -p