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6 results in tag: relationship

Entity Framework Core: Update relation with Id only without extra call

I'm trying to figure out how to deal with 'Single navigation property case' described in ...this doc:...Let's say we have 2 models....class School { public ICollection<Child> Childrens {get; set;} ... } ...and ...class Child { public int Id {get...
asp.net-core c# entity-framework-core orm relationship
asked by silent_coder

One-to-one mapping in multiple tables

I'm trying to solve one puzzle, but with no luck so far....I have an article (or blog post) and comment entities, they both have content. In order to support lazy loading for content (there is no need to load the content when I need to display a list of a...
ef-core-2.0 entity-framework entity-framework-core relationship
asked by Crypt32

Entity Framework Core : Access parent from child

Might be a silly question but I'm a bit confused here....I have a parent entity which contains a list of children....public class Parent { public int Id { get; set; } public List<Child> Children { get; set; } } public class Child { public in...
c# ef-core-2.2 entity-framework-core relationship
asked by Robouste

AspNet Core WebApi OData - Many to Many join tables

As is the recommended pattern in EF Core these days when you have a many to many join we do something like this:...Fluent API, many-to-many in Entity Framework Core...Having done that I'm faced with the issue as to how I go about exposing that in the ODat...
asp.net-core entity-framework-core odata relationship
asked by War

Entity Framework Core Entity > Value Object > Entity Relationship

I have the following classes...public class Slot : Entity { public SnackPile SnackPile { get; set; } public SnackMachine SnackMachine { get; set; } public int Position { get; } protected Slot() { } public Slot(SnackMachine sn...
domain-driven-design entity entity-framework-core relationship value-objects
asked by visualbam

Relationship (database first) in Entity Framework

I created a database, then applied dataase-first. Then it automatically imported the database to VS. Please tell me, when database-first automatically indicates relationship? Probably not, my data is not being imported. Could you tell me how to establish ...
c# entity-framework entity-framework-6 entity-framework-core relationship
asked by Кирилл Филободченко

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