首页 > 数据库 > > sql查询报派生表要个别名
找了很久答案了,不成功,没用,试着加了在个个地方加了别名,无效,难受
如下sql
select number from(select sum(number) from
(select buy_uid, sum(number) from order_cclcoin GROUP BY sale_uidas
union ALL
select sale_uid, sum,(number) from order_cclcoin GROUP BY buy_uid)#as a
group by buy_uid as a);
崩溃。。。。
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