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PDC09 (
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First time that I can say – there are MANY people that use EF4. How do I know? because the session had the room filled with people, with people waiting outside ! EF 4 is great. It solved many of the problems of EF3.5 and made the technology more mature and useful. What annoyed me in the lecture is that it showed all the features of EF4 that people already know of (well, I know of). The title was misleading because I thought they will talk about new features that don't exist currently. Here is...
Wow ! I’m not familiar with events of this size. For me, Israeli Tech-Ed was the biggest event I attended. Well, there’s something strange about flying 20 hours to the far end of the world, going to a city with million of people of different types, and entering a conference center will thousands of geeks moving around. First Keynote was interesting, a lot of talking about “3 screens and a cloud”, cloud in general, Azure in specific. Many new features in VS2010, IIS, and Windows to support all the...
Last week, a colleague of mine asked me to create a sample composite design pattern model in Entity Framework. I thought to myself, no problem, created the table that contains the Component, Leaf & Composite entities (according to TPH – Table Per Hierarchy) and went to build the EDM based on the table and there I started to have problems which needed manual fixing. Since I’m working with EF 3.5, I’ve built the DB prior to the model – In EF 4.0 you can do model-first and build your db by script...
A few day ago, a colleague of mine, Shlomo Goldberg , raised a question about Entity Framework and large models. Another colleague of mine, Gil Fink posted some links to helpful tips for using large models, and I want to talk about one of these tips – using the View Generation option. If you’ve worked with large models in Entity Framework 3.5, you probably noticed that as the model grows, it takes more time to initialize the ObjectContext for the first time. A solution to this is to use view generation...