题解 | #检索每个顾客的名称和所有的订单号(一)#
检索每个顾客的名称和所有的订单号(一)
https://www.nowcoder.com/practice/0a876520bd314505b787648e331f5e81
select cust_name,order_num
from Customers c left join Orders o
on c.cust_id=o.cust_id
group by order_num,cust_name
order by cust_name;
检索每个顾客的名称和所有的订单号(一)
https://www.nowcoder.com/practice/0a876520bd314505b787648e331f5e81
select cust_name,order_num
from Customers c left join Orders o
on c.cust_id=o.cust_id
group by order_num,cust_name
order by cust_name;
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rbjjj:太杂了吧,同学,项目似乎都没深度,都是api调度耶,分层架构思想没有体现出来了,前端没有前端优化前端工程化体现,后端微服务以及分层架构没体现以及数据安全也没体现,核心再改改,注重于计算机网络,工程化,底层原理吧