Array
(
    [0] => SELECT * FROM 9g_game_server   where gid =  and flag = 1  ORDER BY  id DESC  LIMIT 0, 500  
)
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 'and flag = 1  ORDER BY  id DESC  LIMIT 0, 500' at line 1