Update Navigation Property in Entity Framework

Entity Framework is a framework for creating entities. Another Navigation property's Include() navigation

You may also achieve it with forceful typing....var test = context.Tests .Include(x => x.Question.Select(child => child.QuestionLocale)) .FirstOrDefault()

. Skip(). SELECT * on my SQL Server is being executed by Take() on Entity Framework Navigation Properties.

The issue with doing so is that you are doing a LINQ-to-Object query on a child collection. The whole collection will be loaded by EF, and the query will be run in memory....You can query in this way if you're running EF 4....var pChildren = this.Children.CreateSourceQuery() .OrderBy(/* */).Skip(skipRelated).Take(takeRelated); ...I...

In entity framework, I can't get a relationship to update for navigation properties.

There are a number of possibilities here; I'll mention three of them:...First choice: GraphDiff...This requires the...Configuration.AutoDetectChangesEnabled... if the context setting is true....Just install GraphDiff with NuGet...Install-Package RefactorThis.GraphDiff ...Then...using (var context = new Context()) { var customer = new Customer()...

Updating many-to-many navigation property in Entity Framework 6, changes not being saved

I can finally relax now! I figured it out! It isn't attractive, but it does the job....The secret of sharing is caring....I will absolutely not use Entity Framework again after this. more hurtful & agonizing than beneficial.... public void SavePersons(IList<Person> persons) { // Create a EF Context using (var ctx = new MyDbEn...

Entity Framework will only set related entity property to "null" if I first get the property

Edit... This appears to be the case for ...any... Entity property that makes a direct connection to another entity. To put it another way, in the example below, the information that...Bar... overrides It seems like equality is unimportant....Let's say I have the upcoming classes:...public class Foo { public int? Id { get; set; } public vir...

ASP.NET MVC Entity Framework 6 Navigation Property not saving on SaveChanges() Repository Pattern on Edit

I experienced the same problem. I changed it and it worked....IEnumerable<Item> ...to ...ICollection<Item>

Entity Framework 6: Adding child object to parent's list vs. setting child's navigation property to parent

I currently have a database with two tables....MailServers... and ...MailDomains... in it....MailDomains... features a foreign key column....MailServerId... indicating the...Id... foremost column in...MailServers... In this case, there is a one-to-many link....I followed ...this piece...'s instructions and used the Entity Data Model Wizard's "Code...

Entity Framework will only save navigation properties for new entities, not updates

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Entity Framework - restoring navigation property after detaching entities

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Entity Framework SqlQuery : how to do implement .where .orderby extend and include navigation properties?

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