MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => SELECT c.cat_id, c.cat_name, COUNT(g.goods_id) AS goods_count FROM `jixieshi`.`ecs_category` AS c, `jixieshi`.`ecs_goods` AS g WHERE c.cat_id = g.cat_id AND g.goods_id IN () AND c.sort_order <> 110 GROUP BY g.cat_id ORDER BY c.sort_order ) [2] => Array ( [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 c.sort_order <> 110 GROUP BY g.cat_id ORDER BY c.sort_order' at line 1 ) [3] => Array ( [errno] => 1064 ) )