select
a.*,
b.counts
from
content a
inner join
(select newsid,count(*) as counts from b group by newsid)
on
a.id= b.newsid
a.*,
b.counts
from
content a
inner join
(select newsid,count(*) as counts from b group by newsid)
on
a.id= b.newsid
调试欢乐多
解决方案 »
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