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20 results for: in tag: mapping

Entity Framework: mapping tinyint to boolean

by default Entity Framework maps tinyint to byte. ...i tried changing the underlying type after it was generated to Boolean, but getting compilation error ...Member Mapping specified is not valid. The type 'Edm.Boolean[Nullable=False,DefaultValue=]' of me...
c# entity-framework mapping
asked by Sonic Soul

Entity Framework Code First List<string> Property Mapping

I am working with Entity Framework Code first. I have a simple model:...public class Variable { public string Name { get; set; } public int Id { get; set; } public IList<string> TextOptions { get; set; } } ...I ran in...
entity-framework mapping model
asked by Mike Bynum

Entity Framework Mapping DateTimeOffset to SQL Server DateTime

Is there a way to map a ...DateTimeOffset... property to a SQL Server ...datetime... column, with the assumption that you can't change either side, meaning that the property and column have to stay those date types? ...I know the easiest is to make them m...
ef-code-first entity-framework mapping
asked by Carlos

Entity Framework Non-nullable column is mapped to a nullable entity property

I am getting this nullable column error message in Entity Framework 4.1 - when the column is not actually nullable: ...Non-nullable column MyView.RunningTotal in table TransactionListView is mapped to a nullable entity property. ...But you can see from t...
c# entity-framework mapping nullable poco
asked by JK.

Entity Framework options to map list of strings or list of int (List<string>)

I want to store an object that contains a List of primitives using EF....public class MyObject { public int Id {get;set;} public virtual IList<int> Numbers {get;set;} } ...I know that ...EF cannot store... this, but I'd like to know possible solut...
entity-framework list mapping orm
asked by Bernhard Kircher

Entity Framework error - Error 11009: Property ' ' is not mapped

To improve an older project I am forced by the circumstances to use VS 2008 and Framework 3.5 - I have issues with the edmx showing bizarre behavior and not updating the entities as required....The edmx throws me the above error, but when I go to the resp...
c# entity-framework mapping visual-studio-2008
asked by Amc_rtty

Why is EF code first throwing model backing context exception? Using 4.0.3

Heres the exception:...The model backing the 'ScannerContext' context has changed since the database was created. Consider using Code First Migrations to update the database (...http://go.microsoft.com/fwlink/?LinkId=238269...)....I get this every...
code-first dbcontext entity entity-framework mapping
asked by jwrightmail

Entity Framework Code first mapping without foreign key

I have two tables: ...Requirement...ID (int) PK...ClientID (int)...JobNumber (int)...Comment...ID (int) PK...Job_ID (int)...Comment (varchar)...The tables don't have foreign keys and there's no possibility of adding any. I'm trying to map them in EF. I h...
code-first entity-framework mapping
asked by Matt

No mapping found for field

I have to Entities ...class Patients { /** * @ORM\OneToOne(targetEntity="ContactAddress", mappedBy="patients") */ protected $contactaddress; } ...And another...class ContactAddress { /** * @ORM\OneToOn...
doctrine entity-framework mapping orm symfony
asked by konadrian

Incompatible Data Reader Exception From EF Mapped Objects

I am using Entity Framework and have updated a table and its stored procedure but I'm getting the following error when the stored procedure is called....The data reader is incompatible with the specified 'FormValueModel.Valuation'. A member of the type,...
asp.net-mvc entity-framework mapping model
asked by Pomster

Why is The navigation property '' declared on type '' has been configured with conflicting multiplicities. error show up?

I have an ...Asp_Users... table and a ...Resource... tables. In the Entity Framework world, I have a ...Asp_Users... POCO and a ...Resource... POCO. Moreover, the ...Resource... POCO is abstract and is part of a Table-per-Hierarchy model. The Table-per-Hi...
associations c# entity-framework mapping one-to-many
asked by user1338998

One-to-Many relationship mapping returns validation errors

Edited with the new situation per suggestion in the comments:...Currently I have this mapping...public ShowMap() { ToTable("Shows"); HasKey(x => x.ShowID); Property(x => x.ShowID) .HasDatabaseGeneratedOption(DatabaseGe...
c# entity-framework mapping
asked by Jeroen Vannevel

Entity Framework one to optional foreign key code first fluent mapping

Tables... User ------ UserId PK Access ------- AccessId PK UserId FK to User.UserId ...User Entity...public int Id { get; set; } public virtual Access Access { get; set; } ...Access Entity...public int Id { get; set; } ...
c# ef-code-first entity-framework-6 mapping
asked by fearofawhackplanet

Entity Framework proper way to replace collection in one to many

Suppose a customer has many phone numbers and a phone number has only one customer....public class PhoneNumber : IValueObject { public string Number {get; set;} public string Type {get; set;} } public class Customer : IEntity { public ICollection<...
c# entity-framework entity-framework-6 mapping orm
asked by George Mauer

Entity Framework 6 Getter Only Property Influencing Entity Relationships

I am encountering a conceptual hurdle with how Entity Framework is inferring entity relationships. So while I have solved my problem, it doesn't make sense to me why it works....I have the following entities, here in simplified form, from the ...Geometry ...
c# entity-framework entity-framework-6 mapping
asked by Scotty H

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 addition...
c# entity-framework entity-framework-6 mapping
asked by user3625948

Dapper Extensions dbConnection.Get<Object>

Problem with: Dapper Extensions dbConnection.Get(personId)...I have a model called Person:...Person { public int PersonId { get; set; } public string Name { get; set; } } ...In the database I have this table:...data.Persons Pers_Id Pers_Na...
dapper dapper-extensions entity-framework mapping prefix
asked by doper1234

automapper error mapping types of collection

Here are my viewmodels and datamodels...public class League{ ICollection<Player> Players{get;set;} } public class Player{ string name{get;set;} } public class LeagueViewModel{ ICollection<PlayerViewModel> Players{get;set;} } public class Pl...
automapper c# entity-framework-6 mapping
asked by Jack

Updating entity framework model after changing the data type of column in database table

I am working with entity framework 6 with database 1st approach. I changed the datatype of my columns in the table and after updating my model I got the following error:...Error 1 Error 2019: Member Mapping specified is not valid. The type 'Edm.Int32...
entity-framework-6 mapping member sqldatatypes updatemodel
asked by Amit Kaushal

C# Entity Framework database first symbol in column name

I'm working on a project with a database that has been around for a long time and people aren't too keen on changing anything in it (probably so they won't have to fix their other applications)....The SQL Server database has a column named ...FORM#... but...
c# entity-framework-6 mapping sql-server
asked by Macks Ruch

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