MySQL - 他のデータベース ソリューションへのクエリを無視する

[mysql@bjdev01 ~]$ mysql -Uroot -p
Enter password: 
mysql> select now();

mysql> exit
Bye

[mysql@bjdev01 ~]$ mysql -uroot -pEnter password:
mysql> select now();
+---------------------+
| 
now()               |
+---------------------+
| 2014-01-27 10:29:47 |
+---------------------+
1 row in set (0.00 sec)

[mysql@bjdev01 ~]$ mysql --help| egrep 'user|safe-updates'
  -u, --user=name     User for login if not current user.
  -U, --safe-updates  Only allow UPDATE and DELETE that uses keys.
  -U, --i-am-a-dummy  Synonym for option --safe-updates, -U.
  --select-limit=#    Automatic limit for SELECT when using --safe-updates.
                      --safe-updates.
user                              (No default value)
safe-updates                      FALSE