Mysql under Linux forgot password solution

[youyou]

>mysql -u root -p
Enter password: ********
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Your MySQL connection id is 12
Server version: 5.7.18-log MySQL Community Server (GPL)

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[youyou]

mysql> use mysql;
Database changed
mysql> select User from user; #Here is the query user command
+-----------+
| User |
+-----------+
| ******* |
| mysql.sys |
| root |
+-----------+
3 rows in set (0.00 sec)

[youyou]

mysql> update user set password=password("*******") where user="*******"; #Change the password and report an error (I succeeded with this version)
ERROR 1054 (42S22): Unknown column 'password' in 'field list'
mysql> update mysql.user set authentication_string=password('*******') where user='*******'; #Password changed successfully
Query OK, 1 row affected, 1 warning (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 1

[youyou]

mysql> flush privileges; #Effective immediately
Query OK, 0 rows affected (0.00 sec)

mysql> quit
Bye

n>mysql -u ******* -p #Login successfully as this user.
Enter password: ********
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