SQL简单的问题 大家都会的 进来撒select id,COUNT(*) as n from Photos group by id我其实想要的结果是 1,32,33,3可结果却是1,12,13,1请问 我想既能够取出id,同时又能取出所有记录数 怎么写[解决办法]select id,(select COUNT(*) as n from Photos) as n from Photos刚刚打错了一个id,不好意思