ERROR 1045 (28000): Access denied for user 'root'@'SR3' (using password: YES)

解决方案：

[mysql@SR3 ~]$ mysql -h 10.86.87.155 -uroot -pinfohow

ERROR 1045 (28000): Access denied for user
'root'@'SR3' (using password: YES)

[mysql@SR3 ~]$ mysql -hlocalhost -uroot -pinfohow

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 3

Server version: 5.5.16-log Source distribution

Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> update user set password=PASSWORD("infohow") where user="root";

ERROR 1046 (3D000): No database selected

mysql> use mysql;

Database changed

mysql> update user set password=PASSWORD("infohow") where user="root";

Query OK, 3 rows affected (0.03 sec)

Rows matched: 4 Changed: 3 Warnings: 0

mysql> commit;

Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;

Query OK, 0 rows affected (0.01 sec)

mysql> exit

Bye

[mysql@SR3 ~]$ mysql -h 10.86.87.155 -uroot -pinfohow

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 4

Server version: 5.5.16-log Source distribution

Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> exit