entity-model

'row_number' is not a recognized function name. Incorrect syntax near the keyword 'AS'.

I've created a simple project with an SQL Server database with dozens of tables and plenty of indices but nothing really complicated. No triggers, no stored procedures, no additional "database magic". The code is written in C#, using the Entity model and the Dynamic Data Site to just set up the basics real fast, so some typing monkeys c...

Switching connection strings...

I've created a class library that contains three entity models for three databases that other classes have to connect to. This class library is then used by three different web services and a website. These are all installed on their own server so there's no easy way to let them share the same connection data. In my web.config files I h...

Is there a better way to refresh Entity Models (*.edmx files)

I need to refresh a bunch of EDMX files in my solution. We have disected our tables into groups and each model represents one component or process. However, there are some overlapping tables, which means sometimes I need to refresh/update multiple Entity Models. Refreshing a group of different entity models in VS 2008 is slow and dang...

Disconnected DataSet

DataContext/Entity Model always read data from Database. is there any way DataContext/Entity Model will read the data from DataSet. Thanks ...

LINQ entity data model generated code error - The type 'DBContexts.Category' already contains a definition for 'ID'

Hi, I have two tables in my database - Category and Department which both contain the same columns - ID, Name and Code. I can create a new entity model using the Visual Studio 2008 designer and add the Department and it works fine - I can query the database using LINQ, alls good. When I update the model and add the Category table, th...

Tables doesn't show when re-adding them to entity-model (edmx)

Hi, I have a db with 5 tables. at the beginning, i've added those tables in, but then decided to remove some due to some relationship compile error. Now, when i want to add them back, i'm opening the edmx file -> update model from database.. -i don't see those tables under add tab, but only under the "refresh" tab. how can i add them ...

Entity MOdel Issue?????

hello all while creating the entity model I am getting the following error . Successfully registered the assembly 'System.Data.Entity, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' in Web.Config. Successfully registered the assembly 'System.Data.Entity, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e...

How to update correctly an Entity Model after changes of database structure?

I've made some changes in the table structure and especially the relationships between tables in my SQL Server database. Now I want to update my Entity model based on this new database structure. Right clicking on the edmx file I find the option "Update model from database". But when I do this I get kind of a 50% update: The new columns...

Can't find ADO.NET Entity Model Browser Window in vs2010

I want to update my ADO.NET Entities Framework Model from the database, but I cannot find the Entity Model Browser Window. There is an example of how to update my model here, but I cannot find how to open the model browser. Could someone please tell me exactly how to open it using Visual Studio 2010? I tried finding it through the view ...