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...
SELECT CAST (miles AS INT) FROM Flights -- convert timestamps to text INSERT INTO mytable (text_column) VALUES ... Now you can chat with who search for : 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char.
So, as it's being used a lot, I would submit my answer. In my opinion, the aim of these requests is to check the presence or absence of a sql injection. This is the part of the query that is trying to inject: 999999.9 UNION ALL SELECT "91351456272.9","91351456272.9"...
Union select null, null, null, null, null, null, null from information_schema.tables.
9. Оператор UNION С оператором UNION можно делать запросы к пересечению таблиц. В основном, вы можете отправить запрос, возвращающий значение из другой таблицы.
999999.9 union all select 0x31303235343830303536-- на YouTube: Поиск реализован с помощью YandexXML и Google Custom Search API.
1' UNION SELECT @--+ #The used SELECT statements have a different number of columns 1' UNION SELECT
SELECT val1 AS val FROM your_table WHERE val1 IS NOT NULL UNION ALL SELECT val2 FROM your_table WHERE val2 IS NOT NULL /*And so on for all
You can use as many apostrophes and quotations as you want as long as they pair up.
Select country, cast(avg((power(bore,3)/2)) as numeric(6,2)) as weight from (select country, classes.class, bore, name