MySQL ERROR 1045 (28000) Access denied for user

MySQL ERROR 1045 (28000) Access denied for user

# mysql 만 입력하고 명령을 실행하면 아래와 같은 에러가 발생합니다.

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

이런 경우엔 유저아이디와 패스워드 옵션(-p)을 함께 입력후 실행하면 됩니다.

[root@vps conf]# mysql -utester -p

Enter password:

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

Your MySQL connection id is 242979

Server version: 5.1.73-log Source distribution

Copyright (c) 2000, 2013, 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>

-p비밀번호 이렇게 입력하여도 됩니다.