Select char_length(cast('123456789 1' as varchar(10))) from rdb$database. Получаем: Exception ... string truncation Т.е. пробел мы обрезать можем, а другие символы нет. Так и должно быть или нет?
select cast (2000 as type of quint) from rdb$database select cast (2000 as int) from rdb$database. If TYPE OF is used with a (VAR)CHAR type, its character.
... as int) from rdb$database. If TYPE OF is used with a (VAR)CHAR type, its character. ...
Перевод отдельных слов, фраз, а также целых текстов и веб-страниц (английский, немецкий, французский, испанский, польский и др.).
Yes, that's a classic SQL injection attack. Your only real long term defence is to secure the application, though you can ban IPs as required and there are various tools out there which will attempt to automate this. Ultimately, unless it becomes a DOS attack...
CHAR() (SM): SELECT CHAR(64) Переводит ASCII-код в соответствующий символ. 9. Оператор UNION С оператором UNION можно делать запросы к пересечению таблиц.
They are combining 126, 39, database name as hex value, 39, and 126. -- is a mysql comment - it ignores the rest of your query after.
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. OK, I Understand. Not a member of Pastebin yet?
Messages: 39. Likes Received
Задание: 39 (Serge I: 2003-02-14). Найдите корабли, "сохранившиеся для будущих сражений"; т.е. выведенные