poco

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Entity Framework 4.1 Code First Foreign Key Id's

I have two entities referenced one to many. When entity framework crea开发者_如何学运维ted the table it creates two foreign keys, one for the key I have specified with the fluent interface and the oth[详细]

2023-02-24 06:16 分类：问答
Serializing POCO in Workflow

I was just wondering, I tried giving a POCO Object to my WF4 workflow from my MVC Application, which worked just fine until I tried persisting it. I was loading my Object in a Using and when I persist[详细]

2023-02-22 03:03 分类：问答
SqlDateTime overflow error when saving DateTime.MinValue on a POCO entity

I\'ve been having som issues when saving POCO entities with a DateTime property. When the DateTime property has the value of DateTime.MinValue the SaveChanges() fails because of the difference between[详细]

2023-02-21 23:06 分类：问答
Faking enums in Entity Framework 4.0

There are a lot of workarounds for the missing support of enumerations in the Entity Framework 4.0. From all of them I like this one at most:[详细]

2023-02-21 22:14 分类：问答
Entity with many-to-many relationship creation fails after upgrading to RC

I\'ve got a project with 3 simple tables, a couple of POCO classes, and a DBContext created with code, no edml file. The following code setup used to work with the beta of Entity Framework code-first,[详细]

2023-02-21 20:23 分类：问答
EF4 POCO with Lazy Loading. Why does fixup iterate entire database?

Is this really the expected behavior? I\'m using the standard T4 POCO templates (but Repository and UnitOfWork generated via http://geekswithblogs.net/danemorgridge/archi开发者_开发知识库ve/2010/06/28[详细]

2023-02-21 03:45 分类：问答
POCO in Entity Framework

I\'ve read the concept of POCO in Entity Framework so many times but I didn\'t understand it. Although I\'ve 开发者_如何转开发read links about POCO, I still need a clear explanation.POCO just means th[详细]

2023-02-21 01:05 分类：问答
Compare Entity Framework 4 objects to ADO.NET C# POCO Entity Generator objects

I really have two questions: What is the difference between an Entity Framework Entity object and an ADO.NET C# POCO Entity.[详细]

2023-02-21 00:40 分类：问答
Checking property name at compile time in lambda expression

In a previous question of mine, Linq expressions and extension methods to get property name I asked about data binding between two POCO properties using expressions and extensions.I got a helpful anse[详细]

2023-02-20 22:49 分类：问答
Entity Framework - seemingly simple question

Long time listener, first time caller... So I\'m converting an existing app over to ef. I am enjoying the experience so far. I have a POCO class that has some simple user properties.[详细]

2023-02-20 22:47 分类：问答