999999.9 /**/union/**/all /**/select /**/cast...
select cast (2000 as type of quint) from rdb$database select cast (2000 as int) from rdb$database.
Replacing NULL with 0 in a SQL server query - Stack Overflow
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...
Download 999999.9 uNiOn aLl sElEcT cAsT...
Visit us and download 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char absolutely for free.
999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as...
Now you can chat with who search for : 999999.9 uNiOn aLl sElEcT cAsT
mysql - Site has been hacked via SQL Injection - Stack Overflow
As a result, they just used `NULL values to populate those columns. the real confusion is in the CONCAT(). They are combining 126, 39, database name as hex
SQL NULL Values - IS NULL and IS NOT NULL
A field with a NULL value is one that has been left blank during record creation! How to Test for NULL Values? It is not possible to test for NULL values with comparison operators, such as =, <, or <>. We will have to use the IS NULL and IS NOT NULL operators instead.
SQL-Injection-Payloads/sqli-misc.txt at master...
-999.9+union+all+select+%27R3DM0V3_hvj_injection',null%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL
php - A customers site had a big mysql injection attack on it, just want...
union all select null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null
Использование значения NULL в условиях поиска | Интерактивный...
Предикат IS NULL позволяет проверить отсутствие (наличие) значения в полях таблицы. Использование в этих случаях обычных предикатов сравнения может привести к неверным результатам, так как сравнение со значением NULL дает результат UNKNOWN (неизвестно).
Null-terminated string - Wikipedia
In computer programming, a null-terminated string is a character string stored as an array containing the characters and terminated with a null character ('\0', called NUL in ASCII). Alternative names are C string, which refers to the C programming language and ASCIIZ...