March 2008 - Posts

ADO.NET Entity Framework Performance Comparison
27 March 08 06:43 PM | dpblogs | 31 Comments   

There have been a few questions from the last performance blog post about how the Entity Framework compares against other object relational mapping frameworks. The simplest way to compare the performance of Entity Framework with various competing products Read More...

Filed under: ADO.NET, Entity Framework, Performance

Stored Procedure Mapping
26 March 08 04:38 PM | dpblogs | 19 Comments   

In this blog post, we’d like to walk through the EDM designer’s support for specifying insert, update, and delete stored procedures for entity types. Each of these stored procedure types has some non-obvious requirements and capabilities and we’d especially Read More...

Filed under: ADO.NET, Entity Framework

Extending Lightweight Transactions in SqlClient
26 March 08 03:43 AM | alazela | 12 Comments   

We’ve done some work with SqlClient’s System.Transaction support for Sql Server 2008. To explain what we did, and why, I’m going setup some background first, which may also be useful for understanding the existing behavior. System.Transactions offers Read More...

Filed under: ADO.NET, ADO.NET Orcas, 2.0 SP1

Cool Entity Framework Sample
14 March 08 09:02 AM | dpblogs | 2 Comments   

Samir Bajaj, a developer on the ADO.NET Team recently put together a very cool Drawing Editor sample application based on the Entity Framework and backed by SQL Server. The application makes a very compelling demonstration of the Entity Framework offers Read More...