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Implementing Inheritance with Entity Framework Code First

1. Introduction This walkthrough is an introduction to implementing inheritance with Entity Framework, Code First approach. A simple strategy for mapping database tables might be “one table for every persistent class”. This approach sounds simple enough and, indeed, works very well until I encountered inheritance. The requirement I was tasked with was simple, develop and implement a database for books. In ...

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Using EF6 with ASP.NET MVC Core 1.0 (aka MVC 6)

This week Microsoft announced that it is renaming ASP.NET 5 to ASP.NET Core 1.0.  In general I think this is a very good step.  Incrementing the version number from 4 to 5 for ASP.NET gave the impression that ASP.NET 5 was a continuation of the prior version and that a clean migration path would exist for upgrading apps from ASP.NET 4 ...

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Remember RIA Services? Trackable Entities Can Fill the Void

Anyone remember WCF RIA Services?  It was a great idea: simplify n-tier development with a combination of libraries and tooling. Take something which is inherently difficult, namely data-centric web services consumed by rich clients, and make it easier.  Provide a client library that performs change-tracking without dependence on Entity Framework, and a service library that can persist batch updates.  But ...

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Real-World MVVM with Entity Framework and ASP.NET Web API

I just completed a sample application using Simple MVVM Toolkit together with Trackable Entities to build a real-world N-Tier solution with a WPF client and portable POCO entities that are automatically change-tracked and sent to an ASP.NET Web API service that uses Entity Framework to perform asynchronous CRUD operations (Create, Retrieve, Update, Delete). The sample includes a Windows Presentation Foundation ...

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