C# group by max

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WebJan 20, 2024 · i will select those customer name which has maximum value in SQL i can do it this way Approach 1 select * from customer c1 where Total = ( select max (total) from customer c2 where c1.customer=c2.customer group by … WebPatrick Grasseels’ Post Patrick Grasseels C# Developer & Architect at Ingenico Group 2y

LINQ GroupBy in C# With Examples - Dot Net Tutorials

WebBelow is a sample code snippet demonstrating how to retreive the max row with the group by in LINQ Query using C# . For example , assume that the table name is employee and we want to retreive the maximum experience based on the designation . In SQL Query , we would do something like this WebLINQ to SQL: GroupBy () and Max () to get the object with latest date. Ask Question. Asked 13 years, 4 months ago. Modified 4 years ago. Viewed 48k times. 48. Consider a SQL … lower back muscle treatment

[Solved] LINQ Group By & max question - CodeProject

WebWhen you group data, you take a list of something and then divide it into several groups, based on one or several properties. Just imagine that we have a data source like this one: var users = new List () { new User { Name = "John Doe", Age = 42, HomeCountry = "USA" }, new User { Name = "Jane Doe", Age = 38, HomeCountry = "USA" }, WebJul 19, 2024 · var grouping = scores.GroupBy(x => x.Name); foreach (var group in grouping) { Console.WriteLine( $"{group.Key}: {group.Min (x => x.Score)}"); } As above, we use a Linq Group By to get a set (IEnumerable) of IGroupings, then for each IGrouping we print the minimum Score from all it’s Records. This results in: Bill: 1 Ted: 5 Linq Group … horrible histories james ii

LINQ Group By with NULL Database Values - CodeProject

WebAug 11, 2024 · I tried grouping ProducerID/TypeID/AgentID and doing a MAX() on the effective date to narrow it down, but for whatever reason I just am not getting it to work. … WebFeb 14, 2013 · var plpo1 = (from y in plpo0 group y by new { y.tervcsop, } into grouped let maxdate = grouped.Max(y => y.maxdate) orderby maxdate descending select new { tcs … horrible histories kate bushWebLet us see an example to Understand the LINQ GroupBy Method with the following Requirements. First, Grouping the Students by Gender. Sort the Groups in Descending Order i.e. soring the gender in Descending Order. … horrible histories iron age

"WebTo group by the maximum date and count in Entity Framework, you can use the GroupBy method and Max and Count aggregation functions.. Assuming you have a MyEntity class with a Date property, and you want to group by the maximum Date value and count of items for each group, you can use the following code:. csharpvar result = … " - C# group by max

C# group by max

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WebAug 19, 2024 · 1. the combination of 'cust_country' and 'cust_city' should make a group, 2. the group should be arranged in alphabetical order, the following SQL statement can be used: SELECT cust_city, cust_country, … WebApr 7, 2024 · To present it let’s group our people collection by both forename and age. Lamda expression 1 var groups = people.GroupBy(x => (x.Forename, x.Age)); Query …

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WebNov 29, 2024 · The key that we create for grouping, in this case the first two characters of the group code, is made available in a Key property on the g object: 1 var groups = from e in employees 2 group e by … WebWell experienced and versatile software programmer. • Web Languages: PHP, ASP .NET ,HTML, XML, CSS, AJAX, SOAP, jScript, jQuery • Windows Languages: C#, C/C++ ...

WebAug 18, 2024 · 3 solutions Top Rated Most Recent Solution 1 Use GROUP BY and the MAX aggregate function to identify the records, then use a JOIN to combine them back with the original data. SQL SELECT m.* FROM MyTable m JOIN ( SELECT ID, MAX ( [ Date ]) As MaxDate FROM MyTable GROUP BY ID) g ON m.ID = g.ID AND m. [ Date] = … WebLINQ GROUP BY and MAX () I'm trying to find out how to write an SQL sentence in LINQ but I can't find a way to do it for the moment, this is the SQL command: SELECT …

WebJul 5, 2010 · from p in Products group p by p.ProductSKU Enumerable IGrouping Collection. This results from the group by are enumerable groups (IGrouping) with the String being the Key for the groups (the ProductSKU field from the table). The typical way you walk through this result is a nested for loop. WebAbout me: - Communication and customer service skills developed through 6 years working with patients in an athletic setting doing my best to satisfy their rehabilitative and preventative needs ...

Webgroup s by s.SubjectId into stugrp let topp = stugrp.Max (x => x.Marks) select new { Subject = stugrp.Key, TopStudent = stugrp.First (y => y.Marks == topp).StudentId, MaximumMarks = topp }; } } VB.NET Sub Main () Dim students As New List ( Of Students) () students.Add ( New Students () With {.StudentId = 1, .SubjectId = 1, .Marks = 8.0F})

WebFull strack Web Developer in thailand . Now i work at dohome inc. in position frontend lead. I strongly in react and nodejs. And can use react native,flutter,vuejs,php,c# . On this time I have skill suitescript2.0 (netsuite). if you want hire please contact me Programming Skill visual basic , c#,vb.net , php ,mysql,mssql, … lower back muscles bulgingWebFeb 18, 2024 · Grouping is one of the most powerful capabilities of LINQ. The following examples show how to group data in various ways: By a single property. By the first … lower back muscles and nervesWebMay 29, 2013 · But I am getting many default DateTime added to this group after the 18th element. You can see in the image - Group DateTime List By Date using LINQ [ ^ ], where I added the debugged result. In the image, you can check that after the [17] position in the elements group, there are many default DateTime added like "01/01/0001 12:00:00 AM" . lower back muscles deepWebWe are going to use the following Student class to understand the GroupBy Method with Multiple Keys. So, create a class file with the name Student.cs and then copy and paste the following code into it. This is a very simple class having five properties such as ID, Name, Gender, Branch, and Age. lower back muscles anatomy modelWebI am a video game producer, writer and designer. I have experience working professionally in game development, software development, software testing and more. The website for my company ... lower back muscles tighten upWebMar 29, 2024 · While working with Entity Framework SQL developers sometimes get struck on how to use group by clause with the sum, count min, and max, etc.We will use different types of an aggregate functions, and group by clause, to show the example. Entity framework group by example horrible histories king tutWebNov 29, 2024 · The group by statement gives us this same capability in LINQ – by grouping our objects, we can perform aggregate functions like count, sum, max and min on our sets, and create meaningful information from our data. Our Scenario horrible histories king alfred