Centos下如何修改Mysql的root密碼，centosmysql

Centos下如何修改Mysql的root密碼，centosmysql

1、用帳號登錄mysql

 
mysql –u root
 
或#mysql –uroot –p

2、改變用戶數據庫

 
命令：mysql>use mysql
 
mysql> use mysql
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
 
Database changed

3、修改密碼

     密碼要用password()函數進行加密！！！！

命令：mysql> update user set password=password('root') where user='root';
 
mysql> update user set password=password('root') where user='root';
Query OK, 3 rows affected (0.00 sec)
Rows matched: 3  Changed: 3  Warnings: 0

4、刷新權限表

 
命令：mysql> flush privileges;
 
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)

5、退出mysql並對mysql進行重啟即可！！

 
service mysqld restart