Programming Entity Framework

As we begin the push of getting my book, Programming Entity Framework, towards production, it is still going to be a number of months before it is out in print. Currently, OReilly is targeting January 2009. But why wait for paper (and the perfection of the final edits)? We've decided to take my work...

O'Reilly has us .NET authors going to the birds. And I've got a Seychelles Blue Pigeon . You can pre-order the book on Amazon.com ....

Here's a little sidebar from my book that I think is pretty important. Return Results, not Queries from the Business classes While you can get away with binding a query when working directly in the code behind of an ASP.NET page, remember that the query’s job is to be executed and return results. Query...

One of the most tedious steps of writing my book is doing the spell checking when I finish a chapter. While there are certainly plenty of honest to goodness typos, there are a lot of things that pop up on the radar - things like field and property names, class, function and method names, words that are...

Originally published on DataDeveloper.net In this tutorial, you will create a new Entity Data Model inside an Class Library Project. The data model will be built from the AdventureWorksLT database. The project can be used in (Windows, Console, Web, other class libraries etc) by referencing this project...

December 17, 2007 12:58 AM In this tutorial, you will create a Windows Forms Data Source from an Entity in an Entity Data Model. This tutorial works with a simple entity and does not include navigation properties. Stay tuned for another tutorial that shows off Entity Frameworks navigation properties...

Originally posted on DataDeveloper.net This tutorial demonstrates how to wire up stored procedures from your database to an entity in your Entity Data Model. This basic tutorial works with three simple stored procedures which I added to the AdventureWorksLT database: InsertCustomer, UpdateCustomer and...

(Note: Originally posted on datadeveloper.net using Entity Framework Beta 3) In this tutorial, you will create a read-only ASP.NET Web page which uses LINQ to Entities as the source for data-bound controls. The website will have a drop down list of Customers. When a customer is selected, the customer...

(Note Originally posted on DataDeveloper.NET in January 2008) In this tutorial, you will create a simple Windows Presentation Form which uses LINQ to Entities queries against an Entity Framework Entity Data Model as the source for controls. The page will have a drop down list of Customers. When a customer...

Originally posted on datadeveloper.net This tutorial will explain how many-to-many relationships appear in the Entity Data Model. What is a Many-to-Many relationship? A many-to-many relationship is one where two data tables or entities have multiple rows that are connected to one or more rows in the...