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This document uses PHP Chinese website manual Release
首先停止MySQL進(jìn)程
[root@localhost ~]# /etc/init.d/mysqld stop Shutting down MySQL. [確定]
使用--skip-grant-tables
參數(shù)啟動(dòng)MySQL,忽略授權(quán)登陸驗(yàn)證,如下
[root@localhost ~]# /usr/local/mysql/bin/mysqld_safe --skip-grant-tables --user=mysql & [root@localhost ~]# mysql #這里直接使用mysql登錄,然后再使用上面的方法修改用戶密碼 [root@localhost ~]# /usr/local/mysql/bin/mysqladmin shutdown -uroot -p # 使用mysqladmin關(guān)閉mysqld進(jìn)程 Enter password: [root@localhost ~]# service mysqld start # 再次重新登錄
關(guān)閉MySQL
killall mysqld 或者 /user/local/mysql/bin/mysqladmin -uroot -p shutdown -S /usr/local/mysql/data/3306/mysql.sock
啟動(dòng)時(shí)加額外的配置文件my.cnf和 --skip-grant-tables參數(shù)
/usr/local/mysql/bin/mysqld_safe --defaults-file=/usr/local/mysql/data/3306/my.cnf --skip-grant-table &
登錄并修改密碼
mysql -S /usr/local/mysql/data/3306/mysql.sock # 無(wú)密碼登錄MySQL mysql> update mysql.user set password=password('aaaaaa') where user='root' and host="localhost"; mysql> flush privileges;
關(guān)閉進(jìn)程并重新開啟進(jìn)程進(jìn)行測(cè)試修改結(jié)果
[root@localhost ~]# mysqladmin shutdown -S /usr/local/mysql/data/3306/mysql.sock -uroot -p [root@localhost ~]# /usr/local/mysql/data/3306/mysqld start Starting MySQL... mysql -S /data/3306/mysql.sock -uroot -p