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...
Синтаксис: 0xHEX_ЧИСЛО (SM): SELECT CHAR(0x66) (S) SELECT 0x5045 (это не число, а
SELECT m.id, m.name, m.description, m.directions, COUNT(j.markerid) as marker_jingles FROM markers AS m LEFT OUTER JOIN jingles AS j ON j.markerid=m.id WHERE 1. But am a bit stuck because I cannot figure out how to get it to return rows when the COUNT is 0.
...NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,CONCAT%28version(),0x3a,user
Существуют специальные операторы IS NULL и IS NOT NULL, которые позволяют производить сравнения с NULLами.
Hello I have installed scylla db and when I do select count(*) from abc or count(*) or count(1) from table I get timeout errors.
ColA NULL NULL NULL etc... If I add an aggregate to this query
restart your computer, press F8 to select Advanced startup options, and then select Safe mode. Загрузиться в безопасном режиме. Нажать F8 при загрузке виндов и выбрать безопасный режим. Если не войдет прийдеться востанавливать систему. Хард никакой не полетел, если бы...
MSI (c) (B8:18) [21:46:59:303]: Attempting to enable all disabled privileges before calling Install on Server MSI (c) (B8:18) [21:46:59
При установке Windows возникает синий экран c надписью: a problem has been detected and windows has been