SELECTcustomer_id,(SELECTAVG(order_amount)FROMorders)ASaverage_order_amountFROMcustomers;-- 查找交易金额大于1000的客户。SELECTcustomer_nameFROMcustomersWHEREcustomer_idIN(SELECTcustomer_idFROMtransactionsWHEREamount>100
},'sellerFeedbacks as feedback_count'=>function($query){$query->onlyPositive() ->orWhere(function ($query) {$query->onlyNegative(); }); }, ]) ->selectRaw('CASE WHEN feedback_count > 0 THEN (positive_feedback_count * 100 / feedback_count) ELSE 0 END as average_user_rating_percen...
varoverAverageIds =awaitcontext.Database .SqlQuery<int>($"SELECT [BlogId] AS [Value] FROM [Blogs]") .Where(id => id > context.Blogs.Average(b => b.BlogId)) .ToListAsync(); SqlQuery可以搭配資料庫提供者所支援的任何純量類型來使用。 如果您想要使用資料庫提供者不支援的類型,您可以使用預...
How can I get the average response time per Company Name. What I want to do is query the whole month of August and see what are the average response times for Company A, Company B, Coomany C, etc.. My table is as follows: **Company ** DispatchDAteTime ArrivalTime Company A 9/11...
Write a SQL query which computes the average total order valueforall orders on 2023-04-01. 从上述的任务描述上看,似乎直接利用LLM做推理,就可以直接实现Text2SQL的任务。当然在实际使用中,一般是需要根据你所使用的大模型做适当的调整。但是不管组织的形式如何,端到端的Text2SQL任务的prompt基本包括以下几个...
* What is the average sales per artist? * Can you provide a list of the top-selling albums? * Which genre has the least sales? * Can you provide a breakdown of sales by country? * What is the total sales for each genre? 🧪 模型训练 要训练您自己的模型,请按照以下步骤操作: 1.登录...
In the SQL query, the OVER clause makes it possible to order the data bydate.ROWS BETWEEN 6 PRECEDING AND CURRENT ROWis what defines the window of rows to calculate the rolling 7-day average fortotal_registrations. As we can also see, this approach alleviates what would otherwise be a comp...
SELECT COUNT(*) AS sessions_count, AVG(duration) AS average_session_durationFROM ( SELECT session_id , DATEDIFF(minutes, MIN(events.timestamp), MAX(events.timestamp)) AS duration FROM sessions LEFT JOIN events on events.user_id = sessions.user_id AND events.timestamp >= event...
今天世杰老师给大家整理了关于平均值的一些常见的计算。 1、算术平均值算术平均值是最常用的平均值,在Excel中对应的函数为:AVERGAE。语法为:AVERAGE(数据区域)或AVERAGE(值1,值2,值3……)如:计算下面每个人的每个月的平均工资。在H2单元格中输入以下公式,向下填充至H7单元格中即可。=AVER...
In the first example, I use 0 for all products that are not from the US, which lowers the overall average price. If there would be many non-US products, the average could get close to 0. 代码语言:javascript 代码运行次数:0 运行