4. 请查找购买过 CategoryA 产品的客人,并计算每一位客人的平均订单金额(Amount), 一个订单编号(OrderID)算做一单。 分析思路: #[product]category='categoryA' #先根据categoryA找到购买productA,然后在此基础上对ordertable进行查询,条件product in (),按照name分组。 #平均金额=总金额/单数,=sum(amount)/...
Products Table Description Table: Products 二、题目信息 查询每个产品的最新订单,查询结果按 product_name,product_id,以及 order_id 升序排列。 Write an SQL query to find the most recent order(s) of each product. Return the result table sorted by product_name in ascending order and in case of ...
你真的会玩SQL吗?玩爆你的数据报表之存储过程编写(下) +a.ProductCode as orderCode,a.ProductGUID,a.ProductName, '--' AS '项目合计', '--' AS '以前年度合计...其中注意orderCode,这里用到层级,前台显示时可以更方便显示层级关系。...+a.ProductCode as orderCode,a.ProductGUID,a.ProductName, '--...
This content has been retired and may not be updated in the future. The product, service, or technology mentioned in this content is no longer supported. Recommended Version AdventureWorks Sample OLTP Database AdventureWorks to Northwind Table Comparison ...
您可以通过执行以下操作来简化该方法：Product::create($request->all);，但错误仍然存在，因为缺少的key...
using a password on the command line interface can be insecure. reading table information for completion of table and column names you can turn off this feature to get a quicker startup with -a welcome to the mysql monitor. commands end with ; or \g. your mysql connection id is 7 ...
(DATA_COMPRESSION=PAGE);GO--Generate script to set table page compression:SELECT'ALTER TABLE '+USER_NAME(o.uid)+'.'+o.name+' REBUILD WITH (DATA_COMPRESSION = PAGE);'[TXTSQL]FROMsysobjectsoWHEREUSER_NAME(o.uid)='prodlib'ANDo.type<>...
Minimum Maximum Order (Pro): Let your merchants set a minimum or maximum limit on order amounts (quantity or price). Product Advertising (Pro): Let the Vendors promote their selected products. This will enhance their chance of attracting more customers, and you as the admin can charge for ...
A: The number is M*N. And if we put these M*N elements in a set there will not be duplicate elements to worry about . Q: If table A have 9 columns and table B have 5 columns. What's the cartesian product of the two tables?
Intended order of the sales step if building a drop down in UI CompanyPositionCollection展開表格 NamePathTypeDescription items items array of CompanyPosition A collection of company positions links links array of LinkDescriptionObject A collection of HATEOAS links Company...