2024 Get last record in linq c#

Get last record in linq c#

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WebDec 16, 2011 · LINQ var lastFiveProducts = (from p in products orderby p.ProductDate descending select p).Take (5); Lambda var lastFiveProducts = products.OrderByDescending (p => p.ProductDate).Take (5); Which ever you prefer. Share Improve this answer Follow answered Dec 16, 2011 at 10:23 James 79.7k 18 163 236 WebJun 7, 2011 · 15. I have this: var result = (from t in MyDC where t.UserID == 6 orderby t.UpdateTime select t.ID).Last (); Basically, I'm using Linq-to-Sql and it doesn't support the .Last operator. I could retrieve all the records of the user and then using linq to objects to get my value but I'm wondering how to do this with linq-to-sql and return only one ...

c# - How to select only the records with the highest date in LINQ ...

WebAug 24, 2024 · You only want the first one when ordered by the Id in descending order. [HttpGet] public int GetStudentId () { var latestStudentRecord = _context.StudentModel .OrderByDescending (a => a.Id) .First (); // return only the Id property of the latest record return latestStudentRecord.Id; } WebOct 4, 2015 · SELECT AccountNumber, OrderID,RechargeDate FROM OrderItem OI WHERE RechargeStatus = 'SUCCESS' AND AccountNumber ='" + AccountNumber + "' and DateADD (minute, -10,getdate () ) < RechargeDate AND OrderItemID <> " + OrderItemID + ""; Now, I want to rewrite the query above using LINQ. c# sql asp.net linq Share Improve … oval charm sword and shield

c# - Checking if database column contains, starts with or ends …

WebI have a LINQ query to find records for the last 7 days which works fine No, you have a query that returns the calories burned more than 7 days ago (ie 8, 9, 10, etc). The way you structured your query, the correct way would be w.Date >= DateTime.Now.AddDays (-n) to get the last n days. Share Improve this answer Follow WebAug 14, 2012 · Have a look at the list of Supported and Unsupported LINQ Methods. Last () is not supported, but First () is, so you can just go on and reverse your ordering and use First () instead of Last (). mf => mf.AuditItems.OrderByDescending (ai => ai.DateOfAction).First ().Step == 1); Share Improve this answer Follow edited Aug 14, … Web32 minutes ago · Get table without DbSet. Can I get table without DbSet ? I need to record table from Stored Procedure to an object or can I record via view ? I use EF Core 6 and _context.DataBase.SqlQuery ("...").ToList - not fount method "SqlQuery". Know someone who can answer? raju gari gadhi full movie online watch

Using Linq to get the last N elements of a collection?

How to retrieve last 5 records using LINQ method or query expression in C#

WebAug 10, 2010 · Usage: List l = new List {4, 6, 3, 6, 2, 5, 7}; List lastElements = l.TakeLast (3).ToList (); It works by using a ring buffer of size N to store the elements as it sees them, overwriting old elements with new ones. When the end of the enumerable is reached the ring buffer contains the last N elements. Share. WebFeb 18, 2024 · var result = ( from p in List group p by p.Value into g select new { GroupId = g.OrderByDescending (x=>x.Id).FirstOrDefault ().GroupId, ValueA = g.OrderByDescending (x => x.Id).FirstOrDefault ().ValueA } ).ToList (); It works for me... So you can try. Share Follow edited Dec 27, 2024 at 18:33 zx485 27.9k 28 54 59 answered Dec 27, 2024 at 18:07 oval charmsWebNov 19, 2014 · var QueryDeatils = from M in db.Tr_Mealcode where M.codeDate.Date >= DateTime.Now.Date.AddDays (-7) group M by M.merchantID into G select new { MerchantId=G.Select (m=>m.merchantID) }; After trying this I got an exception The specified type member 'Date' is not supported in LINQ to Entities. oval charm scarlet and violet

"WebHow to use MS-XCEP and MS-WSTEP in .NET or JavaScript to get a certificate from AD CS? Display treeviewitem as grid rows in wpf; Output logs to Xunit using Serilog Static Logger in C#; Getting "error": "unsupported_grant_type" when trying to get a JWT by calling an OWIN OAuth secured Web Api via Postman; How to select last record in a LINQ ... " - Get last record in linq c#

Get last record in linq c#

.Net 6: What’s new in LINQ at a glance! - DamienVDK

WebLINQ to Entities: Get more recent date from each group. UWP setting a ComboBox's SelectedItem when the ItemSource is LINQ. Analyzing queries by Entity Framework. Order by repeated times LINQ ASP.NET MVC. Linq query to get person visited zones of … WebDec 12, 2024 · With the arrival of .Net 6, we can take advantage of new interesting methods of LINQ. This article will introduce you to all these new features, with a sample code for each of them. Enumerable.TryGetNonEnumeratedCount If you have an instance of type Enumerable, I advise you to avoid calling the Count() method of this one.

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WebI want to select records and GroupBy contactId. I used this LINQ extension method statement: Mains.GroupBy (l => l.ContactID) .Select (g => g.FirstOrDefault ()) .ToList () It returns record 1 and 4. How can I use LINQ to get the ContactID with the highest ID? (i.e. return 3 and 6) c# linq Share Improve this question Follow WebJan 4, 2012 · I want to get the second last of the the split string. So my output looks like this: null, 102, 1532, 45, 45 I have a solution for it that looks like this: ... c#; linq; linq-to-sql; Share. Improve this question. Follow edited Jan 4, 2012 at …

Web6 Answers. Sorted by: 248. If you just want the last date for each account, you'd use this: var q = from n in table group n by n.AccountId into g select new {AccountId = g.Key, Date = g.Max (t=>t.Date)}; If you want the whole record: var q = from n in table group n by n.AccountId into g select g.OrderByDescending (t=>t.Date).FirstOrDefault (); WebMar 9, 2016 · I want to display last 3 months sales records.Based on current month will show it's previous records in linq to sql.Please tell me the query for that. If current month is june then will show apr,may,june records. id name no.ofsales desc datevalue 1 test 12 test desc 2013-10-12 2 test1 16 desc message 2013-09-14 Give me idea on this query. c# linq

WebSep 22, 2008 · When I enter an object into the DB with Linq-to-SQL can I get the id that I just inserted without making another db call? I am assuming this is pretty easy, I just don't know how. ... c#.net; linq; linq-to-sql; ... Linq get last ID inserted. 1. F# obtaining ID after SubmitChanges (using SQLDataConnection type provider) ... WebApr 8, 2024 · Check if a string within a list contains a specific string with Linq. Proper LINQ where clauses. I'm using the version 6.0.10 of Entity Framework and SQL Server provider. But it's seems that these formulas cannot be translated, throwing an exception with the following message: The LINQ expression 'name => EntityShaperExpression: …

WebFeb 20, 2013 · 4 Answers. Sorted by: 54. Use descending ordering (by date, or id) and FirstOrDefault which is supported: var showPiece = context.Portraits .OrderByDescending (p => p.Date) .FirstOrDefault (); Another option, is select portrait which has max date (id) via subquery (as Evelie suggested in comments):

WebJul 26, 2016 · 1 I have list as follows static List CurrentMessage = new List (); Dynamically, values assigned to this list for example: CurrentMessage.Add (new MessageDetail { UserName = 123,GroupName = somegrp, Message = somemsg }); Here, I want to take last 5 or so records. raju from hera pheri oval cherry mirrorsWebvar res = (from element in list) .OrderBy (x => x.F2) .GroupBy (x => x.F1) .Select () Now if you want to do something more complex like take the same grouping result but take the first element of F2 and the last element of F3 or something more custom you can do it by studing the code bellow rajug neet counselling 2022WebDec 19, 2024 · As I understood, you need all records from Table, that belongs to active(IsActive = true) Customer with certain Id (CustomerId = ), and that records must be the latest (max(CreatedOn)). I didn't understand what is the ConsentId and do you … raju healthaid.co.ukWebApr 5, 2012 · 1 Answer Sorted by: 48 This should work: db.tblStoreItemPrices .Where (c => c.ItemID == ID) .GroupBy (c => c.CurrencyID) .Select (g => g.OrderByDescending (c => c.Date).First ()) .Select (c => new { c.CurrencyID, c.Amount }); Explanation: Select rows for the specific ItemID Group by CurrencyID rajugmedical councelling 2020WebOct 16, 2024 · Select (b => new { Id = b.EmployeeId, FirstName = b.FirstName, LastName = b.LastName, Birthday = b.BOF }).take (1); or var employee = db.Employees. OrderByDescending (s =>s.EmployeeId). Select (b => new { Id = b.EmployeeId, FirstName = b.FirstName, LastName = b.LastName, Birthday = b.BOF }).FirstORDefault (); both are … rajuinshortsWebMy Linq query returns one record for each company, but it doesn't return the most recent ones: var query = from p in db.Payments where p.Status == false && DateTime.Compare (DateTime.Now, p.NextPaymentDate.Value) == 1 group p by p.CompanyID into op select op.OrderByDescending (nd => nd.NextPaymentDate.Value).FirstOrDefault (); raju hirani office address