有錯誤！有錯誤！
42000
Array ( [0] => 42000 [1] => 1064 [2] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'rank a INNER JOIN member_profile b ON (b.id = a.member_id) where a.exp > 0 AND ' at line 1 )