add my own property to EF designer

I using vs2010 and the built-in EF designer against SQL server Compact 4.0 local database that in my project. ( design-first)

I tried to add (through the designer) to one of the entities a new property that doesn't exist in the DB (nor planed to) by: add-new scalar property.... , but when i was tring to validate it, i got an error:

property "x" is not map

my question:

can i add my own properties to the schema through the designer. and that properties won't be exist in the underline DB.(I thought i could)? if I can, how?

Answers


You can add non db fields to your entity by creating a partial class of that entity with the required properties. These won't be used for the ORM.

public partial class MyEntity {

    public string StringStatusCode { get;set;}
}

Need Your Help

using facebook graph api to share status update in iphone

iphone ios facebook facebook-graph-api

i am trying out facebook graph api for functionalities of like, share etc. I need to share newsfeed of a particular friend. The newsfeed can be any- photo, video, link or status update.

About UNIX Resources Network

Original, collect and organize Developers related documents, information and materials, contains jQuery, Html, CSS, MySQL, .NET, ASP.NET, SQL, objective-c, iPhone, Ruby on Rails, C, SQL Server, Ruby, Arrays, Regex, ASP.NET MVC, WPF, XML, Ajax, DataBase, and so on.