I have following data in my table "devices" … I executed below query … It returns result given below … How to come out of this so that it should ignore NULL AND result should be …
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...
Не сейчас. Месяц бесплатно. SGs2 imei (null null) решение проблемы.
Новый телефон imei null\nul, прошил 4-х файловой прошивкой до версии 4.3, делаю через Z3x repair Selected model: I9500 Selected port: COM29 Z3X BOX
All source code included in the card MySQL: CONCAT with NULL fields is licensed under the license stated below. This includes both code snippets embedded in the card text and code that is included as a file attachment. Excepted from this license are code snippets that are explicitely marked as citations...
...phone значится Unknown: 1) Меняешь имей или восстанавливаешь efs, все проходит программно нормально, но все равно имей null. 2) Программно не можешь поменять имей, после всех процедур, в конце прога не видит модем.
A field with a NULL value is a field with no value. If a field in a table is optional, it is possible to insert a new record or update a record without adding a value to this
union all select null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null
In MySQL, 0 or NULL means false and anything else means true. The default truth value from a boolean operation is 1. This special treatment of NULL is why, in the previous section, it was necessary to determine which animals are no longer alive using death IS NOT NULL instead of death <> NULL.
И я хочу сделать SELECT чтобы получить posts данные по favorites с помощью LEFT JOIN, Так я и сделал: ( принимая во внимание, что я вошел в систему с пользователем с id_author = 3).