MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => select * from `zgyzyq`.`ph_goods` where brand_id in() and is_on_sale =1 and is_best=1 and is_delete=0 order by goods_sn desc limit 20 ) [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 is_on_sale =1 and is_best=1 and is_delete=0 order by goods_sn desc limit ' at line 1 ) [3] => Array ( [errno] => 1064 ) )