Include than order by the field in linq
WebThen you can order the movies with the following syntax: var movies = _db.Movies.OrderBy (item => item, new MovieComparer ()); If you need to switch the ordering to descending for one of the items just switch the x and y inside the Compare () method of the MovieComparer accordingly. Share. WebFeb 25, 2024 · 2024 and still broken, this is also not a duplicate. The OP is asking about OrderBY, which is not the same as the DUPLICATE answer. So this is the Correct answer!! FOR OTHERS LOOKING - If you do OrderBy inside ThenInclude, EF core will use the PK first then the orderby field, so your sort will not have the expected outcome.
Include than order by the field in linq
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WebThe Linq OrderBy method in C# is used to sort the data in Ascending Order. The most important point that you need to keep in mind is that this method is not going to change the data rather it is just going to change the order …
WebDec 6, 2011 · The Dynamic LINQ library exposes a set of extension methods on IQueryable corresponding to the standard LINQ methods at Queryable, and which accept strings in a special syntax instead of expression trees. You need to include the Library separately. Include System.Linq.Dynamic.Core. The Author of this Library is not Microsoft.. WebNov 21, 2008 · private static LambdaExpression GenerateSelector (String propertyName, out Type resultType) where TEntity : class { // Create a parameter to pass into the Lambda expression (Entity => Entity.OrderByField). var parameter = Expression.Parameter (typeof (TEntity), "Entity"); // create the selector part, but support child properties PropertyInfo …
WebAug 6, 2011 · See LINQ: How to get the latest/last record with a group by clause var firstItemsInGroup = from b in mainButtons group b by b.category into g select g.First (); I assume that mainButtons are already sorted correctly. If you need to specify custom sort order, use OrderBy override with Comparer. WebJan 22, 2013 · You need to put all calls to Include () first. This should work: var myOrder= db.Orders.Include ("OrderItems") .Include ("OrderItems.Product") .Include …
WebAug 11, 2024 · var users = _context.User.Select (x => x.LastName).Distinct () // (1) .SelectMany (key => _context.User.Where (x => x.LastName == key).Take (1)) // (2) // the rest is the same as the origonal .OrderBy (x => x.LastName) .Take (10) .ToList (); Share Improve this answer Follow answered Aug 11, 2024 at 11:21 Ivan Stoev 191k 14 298 327 2
WebNov 8, 2014 · The problem is that when adding .Include (x => x.Children), the ORDER BY statement that Entity Framework adds to the generated SQL causes the query to take a long time to execute - something like the below: ORDER BY [Project2]. [Id1] ASC, [Project2]. [Id2] ASC, [Project2]. [Id] ASC, [Project2]. [C4] ASC chiro care injury rehab 1996 schertz pkwyWebLINQ includes five sorting operators: OrderBy, OrderByDescending, ThenBy, ThenByDescending and Reverse LINQ query syntax does not support OrderByDescending, … chirocare in new hydep park nyWebSep 1, 2016 · if there is a relationship between customers and orders you do not need to join, and just adapt your select statemebt by something like this. select new {CustomerID = c.CustomerId, TotalOrders = (t == null ? 0 : c.Orders.Count ())}; – Laurent Lequenne Aug 31, 2016 at 23:10 Add a comment 3 Answers Sorted by: 0 graphic design tests onlineWebJul 15, 2011 · This is LINQ to Objects not LINQ to Entities. Above Order By clause will call OrderBy defined in Enumerable That is ordering will be done in memory. Hence it will take long time Edit It looks like a MySQL related issue You may try something like this. graphic design test questions and answersWebApr 13, 2024 · 6. Linq. If you are a networking professional, Linq can be an ideal digital business card for you. Linq allows you to share information with prospects using a customizable page. Key Features: You can create multiple profiles for different settings under one account. You can set up reminders to follow up with new contacts. chirocare natchitochesWebMay 28, 2009 · LINQ - Dynamic OrderBy in VB.Net. I am trying to do something similar to this sample code from Phil Haack to VB, and LINQ Orderby is giving me problems - and I can't figure out how to do this. Entire method posted for completenes. public ActionResult DynamicGridData (string sidx, string sord, int page, int rows) { var context = new ... chiro care lakeville road new hyde parkWebApr 2, 2013 · The Include is a Eager Loading function, that tells Entity Framework that you want it to include data from other tables. The Include syntax can also be in string. Like this: db.Courses .Include ("Module.Chapter") .Include ("Lab") .Single (x => x.Id == id); But the samples in LinqPad explains this better. Share Improve this answer Follow graphic design tetris