1.修改my.cnf
在[mysqld]段新增配置skip-grant-tables
2.重啟mysql
# /etc/init.d/mysqld restart
stopping mysqld: [ ok ]
starting mysqld: [ ok ]
# mysql
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your mysql connection id is 8
server version: 8.0.13 mysql community server - gpl
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type 'help;' or '\h' for help. type '\c' to clear the current input statement.
mysql>
注意mysql5.7使用下面的語句修改密碼
mysql> alter user 'root'@'localhost' identified by '123456';
error 1290 (hy000): the mysql server is running with the --skip-grant-tables option so it cannot execute this statement
mysql> flush privileges;
query ok, 0 rows affected (0.00 sec)
mysql> alter user 'root'@'localhost' identified by '123456';
error 1819 (hy000): your password does not satisfy the current policy requirements
mysql> alter user 'root'@'localhost' identified by '[email protected]';
query ok, 0 rows affected (0.08 sec)
mysql> flush privileges;
query ok, 0 rows affected (0.00 sec)
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