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Questions tagged [ef-model-first]

231 questions
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Did I write right queries to database with inheritance?

I am learning EF and Model First approach. I have a table, which has inheritance. Here it is my EDM scheme: http://gyazo.com/fbec21b5fbfc47dd76ff3eaa38f86d36.png I am not sure about my queries, INSERT, UPDATE and DELETE. Am i right? private…
BJladu4
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Entity Framework Model First and Inheritance

I am using Model First to create my database with Entity Framework 6. I have a class as follows: public partial class User : IdentityUser { } Where User is a class generated by EF in the designer. However, how can I map the in inherited properties…
William
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ASP.NET Identity: Inheritance with Code First vs. Model First

I have been using ASP.NET Identity Code First and I wanted to check out Model First. One thing that I have run into: how do I add something as a base class to an entity in Model First when the base class does not exist as a table? For instance, with…
William
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Entity Framework model first: update data model of live database

I am using ASP.Net with Entity Framework. My web forms application has gone live some time ago and now I have to write some extensions for the application. This includes updating the data model (add new columns, tables, etc.). The question is:…
Cleo
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Bounded Context with EF Model-first

I am trying to find a best way to work using Entity Framework and found a recommendation to not have a big models (separate them by intent) because it can make application more complex to maintain and can have an impact on performance According to…
Prokurors
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Entity Framework Model first: adding an association without creating foreign key properties?

I'm playing with the Entity Framework model designer, and I've got a question about creating entity associations: In the "create association" dialog, when I create a 1:many association, it offers this checkbox: "Add foreign key properties to the…
BenjiFB
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Entity Framework with Model-First and Oracle

I'm trying to use Entity Framework with Model-First on an Oracle database. I have installed ODP.NET and the Oracle Visual Studio Tools from the file ODTwithODAC1120320_32bit.zip, which is version 11.2.0.3.20. I made a small test model, set the…
Jonas Sourlier
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Entity Framework generated code raises warnings in Code Analysis

FxCop analysed the auto-generated code in edmx files... This bug is already known: Mircosoft Connect. The only solution proposed there is from 2010 Customizing the Entity Framework T4 Template, suppressing code analysis. Do you know some better…
MikroDel
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Entity Framework Code First Customer and Address Registration

one for customer, and one for address. Required Functionality When a customer registers, they enter their personal details such as name, tel as well as their address details in the same view. Current Functionality At present, EF scaffolding provides…
Gravy
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Fix Entity Framework inconsistent FK underscore

I'm fine with FK names of "Table_Id" OR "TableId" in my table. But the Entity Framework SQL generator is using both. Mapped associations (independent associations, FK properties visible): no underscore Constrained associations (foreign key…
shannon
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Get entity facets and other metadata on runtime

I have .NET 4.0 WinForms Application, and I use Entity Framework 5 with Model First Approach. In VS EF Designer, I have created a dozen or so entities with a lot of scalar properties of String type, then in Properties Toolbar I have configured…
sgnsajgon
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How to change navigation property return type

I read the following article about EF5 Databinding with WinForms. I use VS2010, .NET 4.0 and EF5 Model First approach, and I don't know how to change navigation property return type in VS2010 EF Designer, without changing auto-generated entity…
sgnsajgon
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Associations strange behavior

I found a following issue regarding EF5 running under .NET 4.0, in Model First approach: I have following auto-generated entity: Partial Public Class Notice Private _id As Integer Public Property id As Integer Get …
sgnsajgon
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Linq trowing Exceptions

I create a project where I use EF with LINQ and Model first. So, based on my edmx I created my Database and also my classes. So I got some problems. I created a Click to test if my code is working. protected void btnSearch_Click(object sender,…
Michel Ayres
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EF model first with MVC Repository Pattern

Attempting to create an MVC project using EF and the Model first approach. In order to implement it in a way that the Web and data portions are loosely coupled I'm attempting to implement the repository pattern, but, after reading many articles I'm…
user773423
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