Multiple tables are mapped to one object using Entity Framework.

How to have multiple entities mapped against one table?

I'm trying to use two different entities against the same table. The purpose of having two entities is to limit the amount of attributes in one of them, because on one of the edit forms it should only be possible to change a few of the attributes. ...So in order to avoid having to have the non-editable attributes as hidden to preserve their values...

Code-first Entity Framework - Multiple Foreign Keys For the Same Table

I have a ...Holiday... table and a ...User... table....The ...Holiday... table has columns ...RequesterID... and ...AuthorisedByID..., which both link to the primary key of the ...User... table....This is my ...Holiday... model: ...public class Holiday { [Key] [DatabaseGenerated(DatabaseGeneratedOption.Identity)] public Guid HolidayId {...

Entity Framework 6 multiple table to one foreign key relationship code first

I am wondering if anyone could advise me on how to accomplish the below using code first in EF6...If I add the Table_3 as a List on to Table_1 & Table_2 in my entities. EF automatically generates a foreign key column for both tables in Table_3 instead of recognizing that they are of the same type....My model classes are set as follows....public int...

Entity Framework 6.1 map entities to table-valued-functions

Using Entity Framework 6.1, I have a scenario in which the entities I am going to query should be mapped to SQL table-valued-functions. During the model creation we can use the .ToTable("TableName") method to map the entities to tables (or views). Is there a way in which I can get the entities to be mapped to functions passing a constant parameter ...

Defining multiple Foreign Key for the Same table in Entity Framework Code First

I have two entities in my MVC application and I populated the database with Entity Framework 6 Code First approach. There are two city id in the Student entity; one of them for BirthCity, the other for WorkingCity. When I define the foreign keys as above an extra column is created named City_ID in the Student table after migration. Id there a mista...

Entity Framework multiple mapping to same table DB first

I have an issue with an Entity Framework from DB model....My issue is down to the fact that one of my models has a multiple references to one table....public partial class Customer { public int Id { get; set; } public Nullable<int> PrimaryEngId { get; set; } public Nullable<int> AssignedDevloperId { get; set; } public virtual Engi...

Entity Framework Database first multiple schemas duplicate table names

I'm working with an existing database that has multiple schemas. In addition, different schemas duplicatate table names. Code First deployment is not an option....When generating my edmx, I'm hitting multiple issues, but the main one I'm concerned about is naming convention - I'd like to prefix all entities with the schema name unless the schema ...

Mapping multiple entities to one table

In my application, I have an entity, say Customer which maps to Customer. This is working fine now....Our plan is to provide our current project as a reference to another client project. The client project also has a Customer table, but with some additional columns. Creating another Customer entity in the client project throws the error saying "bot...

One-to-one and one-to-many on the same entity in Entity Framework

I tried different ways to map an entity as ...one-to-one... and ...one-to-many... at the same time, but I had no luck....I provided my models here:...public class Office { public virtual Person Manager {get; set;} public virtual List<Person> People {get; set;} } public class Person { public virtual Office Office{get;set;} } ...Could an...

How to create multiple table references to one table - Entity framework

We have a requirement that several tables need to be referred in a one table as shown in the diagram. ...Please note that the diagram is NOT the correct DB model but just represent what our requirement. Can you suggest a proper way to implement above in ...SQL Server... DB and ...Entity Framework 6...?...Example:... A sales order (in SalesOrder tab...