mysql重置root密碼
你可以按照以下簡單的五步來重置MySQL數據庫服務器密碼。第一步,停止MySQL服務器。第二步,使用–skip-grant-tables選擇啓動mysqld進程以便解除要求密碼登錄提示。第三步,以root用戶連接mysql服務器。第四步,設置一個新的mysql root用戶密碼。第五步,退出並重啓mysql服務器。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、設置忽略密碼啓動mysql服務
/usr/bin/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客戶端連接mysql服務器
- 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、設置一個新的mysql root用戶密碼
mysql> use mysql;
mysql> update user set Password=PASSWORD("輸新root密碼") where User='root';
mysql> flush privileges;
mysql> quit
5、停止mysql服務器
/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、啓動mysql服務器並測試
/etc/init.d/mysql start
mysql -u root -p