CRUD operations on many to many relationship using entity framework core 2.0 code first

Entity Framework 6 One-Way relationship using Code First

I've got the following situation:...Class Color...public int ID { get; set; } public string Name { get; set; } public string Hex { get; set; } ...Widget Type...public int ID { get; set; } public int HeaderBackgroundColorID { get; set; } public Color HeaderBackgroundColor { get; set; } ...I'm attem...

EF Code-First One-to-one relationship: Multiplicity is not valid in Role * in relationship

The following is what I'm aiming to do:...public class class1 { public int Id {get;set;} [ForeignKey("Class2")] public int Class2Id {get;set;} public virtual Class2 Class2 {get;set;} } public class class2 { public int Id { get; set;} [Required] public virtual int Class1Id {get;set;} [Required] [ForeignKey("Class...

Entity Framework Code First Fluent API configuration for one to one identifying relationship

The structure of my classes is as follows:...How can the Fluent API be set up to add an identifying relationship to the Cards table?...I mean...Table of Cards: Id and CustomerId...Table of Cards FK: CustomerId...When I assign a new Card to the Customer, I want the old one to be removed. Property of cards....The following is how I defined my classes...

One to many relationship with junction table using Entity Framework code first

I'm having trouble using a junction table to construct a one-to-many relationship while I build a database using EF6 code....Here is an illustration of what I'm attempting to do:...Foo... Entities may include any number (0–n) of...Bar... entities, though...Bar... Entities are not always associated with a...Foo... I might want one or more of them to...

One-to-One relationships in Entity Framework 7 Code First

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Entity Framework core one to one relationship generate one to many in SQL Server

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Entity Framework Core 1.0 code-first migrations using code?

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How to create Table per type inheritance in Entity Framework Core 2.0 code first?

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One-to-Zero relationship with Entity Framework Core 2.0

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Entity Framework Core 2.0: One-To-Many-Relationship only works once

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