mysql> insert into helpme set user=(select 0x616361 into outfile 'c://windows//temp//test.ini');
Database changed
mysql> select * from helpme;
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------+
| user | id |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------+
| a | 1 | | 37833 |
| aca | 37834 |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------+
2 rows in set
なぜユーザーは aca ですか?ファイル (c://windows//temp//test.ini) が見つかりませんか?