999999.9' union all select 999,2 and '0'='0 где купить в аптеках, Поиск и заказ лекарств в аптеках Санкт-Петербурга и Ленинградской области онлайн, бронирование и доставка лекарств.
media/cast/cast_environment.h - chromium/src - Git at Google. {namespace cast. {class
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Then in the second table I have select ..., null as opt from... I know that I could have an empty string with '' as opt however, I don't want an empty string, I really do need it to be null.
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...
After looking through the whole database as well as the files on the site, I'm nearly 99% positive nothing was harmed, deleted or changed.
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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
In R language, NULL … Continue reading R null values: NULL, NA, NaN, Inf.