(SELECT friend_id FROM user_friend_list WHERE user_id = '13' and and is_delete = 'No')INTERSECT(SELECT friend_id FROM user_friend_list WHERE user_id = '20' and
我在php-mysql框架中执行一个mysql查询,其中包含两个查询结果的交集。但是它并没有执行。也许交集操作的语法需要更改。你能告诉我哪里出了错吗?30#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL