Entity Framework EDMX to Code First Conversion Tool

Entity Framework 4 Code First demonstrates how to declare a one-to-one connection (POCO)

Are you just looking for something like this?...public class User { public int Id { get; set; } public string Username { get; set; } public Profile Profile { get; set; } public int ProfileId { get; set; } } public class Profile { public int Id { get; set; } public string FirstName { get; set; } public string LastName { ...

The First One-to-One Relationship in Entity Framework

I have the following two models...public class Account { public int Id { get; set; } public string Name { get; set; } public int CurrentPeriodId { get; set; } [ForeignKey("CurrentPeriodId")] public virtual Period CurrentPeriod { get; set; } public virtual ICollection<Period> Periods { get; set; } } public class Peri...

How do I establish a one to one relationship with Entity Framework Code First

I've been reading all the Google and SO pages about people who are establishing a one to one relationship in ...EF... but it just isn't working for me....Here is my model:...Account:...public int Id {get; set;} public virtual AccountConfig AccountConfig {get; set;} ...Account Map:...HasKey(t => t.Id); HasRequired(t => t.AccountConfig) .WithOpti...

Convert DbContext to Datatable in Code first entity framework

Hello I am trying to convert ...DbContext... result to ...DataTable.... I have one ...class... i.e. ...ClientTemplateModel... which ...inherits...DbContext.... In this class I have one ...DbSet... object i.e. ...public virtual DbSet<imagecomment> ImageComments { get; set; }.... I am using ...Code first entity framework.......Here is my query....u...

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

Entity Framework doesn't really allow this sort of an operation. You can't "delete" an object from the database simply by trying to replace it with another object. even with Cascade Delete, you still have to issue a delete command in Entity Framework, else you end up with an orphaned item in your context. You can ...try... to override the ...Sav...

One or Zero to One Entity Framework Code First FluentApi

I need to create fluentapi one or zero to one reference and have navigation properties on both of entities. ...EntityTwo should contain simple proerty to store foreign key (EntityOneId)...public class EntityOne { public int Id { get; set; } public EntityTwo EntityTwo { get; set; } } public class EntityTwo { public int Id { get; set; } ...

How to define a one to one self reference using Entity Framework Code First

I want to implement versioning on my entity ...Stuff.... Each entity has an optional reference to the next version (the latest version will be null) and an optional reference to the previous version (the first version will be null). I am using entity framework 6, code first. I tried with the following model and modelbuilder statement (and many vari...

Entity framework Code First One-to-One relationship

I have two entities which I want to be connected 1:1 relationship. User is principal and UserActivation is dependent, but I have no idea how that works....public class User { [Key] public Guid Id { get; set; } public string Name { get; set; } public string Lastname { get; set; } public string Username { get; set; } public v...

Entity Framework 6 code first fluent API one to one relation with both ends required

I want to implement One to One relation with both ends required with the fluent API in Entity Framework 6 code first....I have the principal class:...public class Student { public int Id{ get; set;} public string Name{ get; set;} public StudentProfile StudentProfile { get; set; } } ...and I have the dependent class:...public class S...

Convert query from SQL to Entity Framework code first approach

I want to convert my SQL query into Entity Framework code-first but unable to do it....This is my SQL query...select * from tests where id in(select testid from PatientTests where PatientId=@id) ...This is Test Model from this model I want to fetch records....public class Tests { [Key] public int Id { get; set; } [Required] [Displa...