求出发帖最多的人:

SQL浏览:132收藏:0
答案:
select max(post_count), b.post_user_id, u.name
from
(
select count(*) as post_count, a.post_user_id
from article a
group by a.post_user_id
) b
left join user u on u.user_id = b.post_user_id。