0
votes
0answers
48 views

IUserType like feature inEntity Framework

I'm working on a new project, we want to build a new, modern, application working with our legacy data sources, and especially, legacy databases. We want to use an ORM and we want advanced features so ...
1
vote
1answer
407 views

Abstraction Layer over ORM Generated Entities

I am learning LINQ to SQL (and planning to learn Entity Framework). Initially I used a abstraction layer to convert LINQ to SQL entities into a domain objects. Later I discovered the “Inheritance ...
5
votes
3answers
4k views

DDD with ORM where should the business logic go?

I have used an MDA (model driven architecture) tool in the past where we modeled via UML and this generated the business entities (our domain model) and the ORM (mapping etc) amongst other things. A ...
8
votes
2answers
1k views

EF vs. NHibernate [closed]

In the past 2 years since I started writing business applications (before I did either high level front end or very low level systems programming), learned datasets, linq to sql, and now entity ...
16
votes
8answers
2k views

Is writing your own Data Access / Data Mapping Layer a “good” idea?

We're currently in a situation where we have a choice between using an out-of-the-box object-relational mapper or rolling our own We have a legacy application (ASP.NET + SQL Server) where the ...
2
votes
2answers
418 views

Is Microsoft's Entity Framework a proprietary variant of NHibernate?

I have no knowledge of Entity Framework and NHibernate but definitely want to learn. I want to know how to start. Whether to first read documentation of NHibernate or the default Visual Studio Entity ...