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Foreign Keys in the Entity Framework
16 March 09 09:47 PM | efdesign | 35 Comments   
Background A number of months ago we asked whether Foreign Keys (FKs) in Conceptual and Object models were important. The feedback we got indicated that there are a real mix of opinions on the topic. Some people are all for them while others think that Read More...
Update on Computed Properties
13 January 09 04:27 AM | efdesign | 9 Comments   
A while back I wrote a post that introduced the concept of Computed Properties . Since that time we’ve had a number of conversations with both customers and internal partners and we’ve had some new ideas, that have changed our thinking somewhat. First Read More...
Model Defined Functions
07 January 09 08:32 PM | efdesign | 21 Comments   
Today the Entity Framework, and more specifically the Entity Data Model, have a limited notion of Functions. We are currently restricted to Function Imports that allow stored procedures to be invoked, and Canonical / Store Functions for database independent Read More...
Structural Annotations - One Pager
12 August 08 08:50 PM | efdesign | 3 Comments   
In V1 of the Entity Framework it is possible to annotate a schema using attributes declared in another XSD. However XML attributes are a very limited form of annotation. It would be better if we could annotate using full elements. This is what we are Read More...
Using Stored Procedures to load structured data.
18 July 08 06:59 PM | efdesign | 6 Comments   
V1 of the Entity Framework allows you to use stored procedures in two main ways: Mapping Create, Update and Delete entity operations to appropriate stored procedures. Doing a FunctionImport that allows you to return an enumeration of Entities* Now the Read More...
Computed Properties One Pager
27 June 08 10:21 PM | efdesign | 17 Comments   
UPDATE: this blog post is out of date. Please review this instead. If you've been paying attention to what the Entity Framework team has been saying. You will remember hearing us talk about using the Entity Data Model (EDM) as a common way of describing Read More...
Transparency in the design process
23 June 08 04:12 PM | dpblogs | 51 Comments   
Today marks the first day of engineering for the ADO.NET Entity Framework V2.0. V2 of the product is a combination of a continued investment in our greater data platform vision as well as a focus on new and expanded ORM scenarios. Some of the things that Read More...

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