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 shown below, I need not null values to be at the start of all output fields.
... as a compact suitcase, does not take much space for storage and provides the possibility for simple transportation of stove in the trunk of a car / motor vehicle. 9). compact gasoline camping stove is a high quality, rarity, vintage, Made in USSR (Soviet Union ...
999999.9' union all select 999,2 and '0'='0 где купить в аптеках, Поиск и заказ лекарств в аптеках Санкт-Петербурга и Ленинградской области онлайн
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?
Then in the second table I have select ..., null as opt from... I know that I could have an empty string with '' as opt however, I don't want an empty string, I really
Union select null, null, null, null, null, null, null from information_schema.tables. for a small database containing three tables. this instruction is used in sql injection I tried it and it worked but I didn't really know how it works can somebody help me...
Эта техника работает, когда веб-приложения напрямую возвращают результат вывода команды SELECT на страницу: с использованием цикла for или похожим способом, так что каждая запись полученной из БД выборки последовательно выводится на страницу.
Best Result For : 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char.
Note: A NULL value is different from a zero value or a field that contains spaces. A field with a NULL value is one that has been