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SQLite's ADO.NET Provider Supports the ADO.NET Entity Framework!

Posted Saturday, September 06, 2008 4:43 PM by dpblogs
I spoke too soon, or actually a little too late. Robert Simpson at Phoenix Software International politely reminded me that their SQLite ADO.NET provider also supports the ADO.NET Entity Framework. For more information, see the Phoenix Software site at: Read More...
1 Comments

Devart's New Providers Support the ADO.NET Entity Framework!

Posted Friday, September 05, 2008 11:05 AM by dpblogs
It is my pleasure to announce the first (to the best of my knowledge) external providers to support the ADO.NET Entity Framework! Devart (formerly Core Lab) has released a new version of their ADO.NET providers, which includes support for the Entity Framework. Read More...
5 Comments

Entity Framework RTM Breaking Changes

Posted Tuesday, August 12, 2008 11:44 AM by dpblogs
There were a number of changes to the Entity Framework and the designer between Visual Studio 2008 SP1/ .NET Framework 3.5 Beta and RTM that will require updates to existing source code. These breaking changes are listed below, including the mitigation Read More...
13 Comments

Update Model – a Question of Identity – Part 2 of 3

Posted Tuesday, July 22, 2008 9:23 AM by dpblogs
This article is Part 2 of 3 – please see http://blogs.msdn.com/adonet/archive/2008/07/21/update-model-a-question-of-identity-part-1-of-3.aspx for Part 1. In the last article I explained the principle that the C-side updates would be non-destructive. The Read More...
6 Comments

Update Model – a Question of Identity – Part 1 of 3

Posted Monday, July 21, 2008 11:01 AM by dpblogs
I propose to explain the reason behind some of the oddities of the “Update Model from Database” functionality and hopefully answer some common questions that come up about it. Before I get started let me note that this will be a fairly technical post Read More...
3 Comments

EDM Tools | Options (Part 3 of 4)

Posted Thursday, June 26, 2008 2:38 PM by dpblogs
Introduction In parts one and two of this four-part series, we discussed the file differences between EDMX & csdl, ssdl & msl files, and we looked at the model & code generation APIs available in the .Net Runtime. In Part three, we discuss Read More...
4 Comments

New sample provider demonstrates Oracle connectivity

Posted Tuesday, June 24, 2008 10:08 AM by dpblogs
As noted on Jaroslaw Kowalski's blog , we have released a new flavor of the ADO.NET Entity Framework sample provider. You can access the Oracle flavor of the sample provider on the Code Gallery site here . The new sample wraps System.Data.OracleClient Read More...
3 Comments

Entity Framework V2 - Transparency in the design process

Posted Monday, June 23, 2008 6:54 PM by dpblogs
Today marks the first day of engineering for the ADO.NET Entity Framework V2.0, and the team has been looking at various options to ensure that the design of Entity Framework V2 truly reflects the requirements of the day to day challenges that our developer Read More...
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EDM Tools | Options (Part 2 of 4)

Posted Friday, June 20, 2008 5:24 PM by dpblogs
Introduction In part one of this series, we looked at our motivation for the series, and we discussed the file differences between EDMX & csdl, ssdl & msl files. In part two, we will discuss generating a model from a database, and generating code Read More...
3 Comments

EDM Tools | Options (Part 1 of 4)

Posted Friday, June 20, 2008 2:27 PM by dpblogs
Introduction The Entity Data Model (EDM) Tools team has done a lot of work to enable a productive developer experience using the Microsoft Entity Framework. Model generation, model validation, and code generation are all plugged into the Visual Studio Read More...
5 Comments

How to use a T4 template for View Generation

Posted Friday, June 20, 2008 12:27 PM by dpblogs
Background To set the stage for this article, do take a look at Exploring the Performance of the ADO.NET Entity Framework - Part 1 to learn more about pre-generating views and how they can reduce the startup time for applications that consume ADO.NET Read More...
2 Comments
Attachment(s): Templates.zip

Tutorial: Entity Data Source Control

Posted Wednesday, June 18, 2008 2:19 PM by dpblogs
Last month we announced the beta release of Service Pack 1 for Visual Studio 2008. This release includes the Entity Framework, including a wizard that can be used to generate a model and a graphical model designer. It also includes the EntityDataSourceControl, Read More...
9 Comments

Entity Framework Provider Updates

Posted Thursday, June 05, 2008 12:31 PM by dpblogs
Greetings from TechEd! We've updated the ADO.NET Entity Framework Sample Provider for .NET 3.5 SP1 Beta and posted it at the MSDN Code Gallery site. You can download the sample provider here: http://code.msdn.microsoft.com/EFSampleProvider Yesterday we Read More...
7 Comments

How does Referential Integrity Work?

Posted Thursday, May 22, 2008 9:01 AM by elisaj
This article talks about details of EF’s support for referential integrity constraints. It shows how to use the feature and describes many of the subtle details of the feature’s behavior. Mirek Szymanski Entity Framework Developer Read More...
1 Comments

How Do I... ? New Entity Framework Videos

Posted Tuesday, May 20, 2008 10:36 AM by dpblogs
Looking for a brief introduction to the Entity Framework? The Entity Data Source? Check out our latest How Do I? Videos to find out more. You can access the videos directly using the links below. How Do I Get Started with the Entity Framework? .wmv .zip Read More...
8 Comments
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