One-To-Many relationship in Entity Framework: Why foreign key value is null?

Entity Framework - How to Insert to table with foreign keys without retrieving foreign table rows first

Sorry if this is repetitive; I'm having trouble locating the precise response to this query....I have three tables set up as follows:...FirstName, LastName, PersonId...Business: CompanyId, BusinessName...Order: PersonId, OrderId, and CompanyId...My Order entity class, which was created by EF, includes navigation properties of type Person (not Perso...

EF6 Code First - Configure One-to-One relationship with unmatched foreign keys

To define the schema of an existing database, I'm using Code First. The key names in the tables don't fully align, which is my issue. With one-to-many relationships, this works well because I can utilize the...HasForeignKey()... approach, but there doesn't appear to be a comparable concept for one-on-one interactions. My definitions for a table are...

EF 6 - Code first invalid one-to-one foreign key relationship

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Defining Self Referencing Foreign-Key-Relationship Using Entity Framework 7 Code First

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Entity Framework: one to zero or one relationship with foreign key on principal

That is hard and, in my opinion, an EF problem. A false 1:M: has been used as a workaround by me....HasRequired(x => x.Principal) .WithMany() .HasForeignKey(x => x.DependentId); .WillCascadeOnDelete(); ...http://weblogs.asp.net/manavi/associations-in-ef-4-1-code-first-part-5-one-to-one-foreign-key-associations

EF Core: how to share foreign key properties between several zero/one-to-many relationships

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Entity Framework Core assigning null value to non-null primary key

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Configuring one-to-many and one-to-one relationship in Entity Framework Core

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Entity Framework Core fluent api One-To-Many and One-To-One produces duplicate foreign key

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Entity Framework Core Database First - Multiple Foreign keys to one table

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