MySQL Query : SELECT COUNT(*) AS `count` from table_content as a, table_c_xiazai as b where a.contentid=b.contentid and a.catid=287 and b.quanxian in() and a.status=99 order by a.listorder asc MySQL Error : 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 a.status=99 order by a.listorder asc' at line 1 MySQL Errno : 1064 Message : MySQL Query Error