poco

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Entity Framework 4.1 DbContext generator problems

I am new to Entity Framework 4.1 and I really wanted to transition to POCO classes for my model. I found that this was very easy using the \"DbContext Generator\" item provided when you install EF 4.1[详细]

2023-04-09 02:57 分类：问答
Entity Framework projection into class is faster than selecting EF POCO objects, WHY?

This one confounds me. I am using EF 4.1 and have applied a T4 template to the model to use POCO\'s and POCO proxies (public paramaterless ctor, all properties are virtual, all navigation properties[详细]

2023-04-08 21:06 分类：问答
Using custom datatypes in Entity POCOs?

I have a business object, say a User.A User has a PhoneNumber field, which is represented by a string.I, for reasons best left to me, have created a PhoneNumber class that has implicit to/from string[详细]

2023-04-08 12:25 分类：问答
XML Generator, Poco classes

Is there a XML generator that creates a XML file based on my poco classes? I also want 开发者_StackOverflow社区my nested classes in the XML output.[详细]

2023-04-08 12:07 分类：问答
Entity Framework Code First MySql Pluralizing Tables

I am using the Microsoft Entity Framework with code first to manage my data (with MySQL). I have defined a POCO object, however, when I try to add data it says table Users doesn\'t exist. I looked in[详细]

2023-04-07 13:57 分类：问答
c# - inherit two classes from one base class gives error 3024

I have three t开发者_C百科ables in my database t1, t2 and t3 and t1 is \"base\" of t2 and t3. Each table has a column named Id and t2 and t3 has also a column named t1Id.[详细]

2023-04-06 08:14 分类：问答
Entity Framework 4 and generating POCO classes using Poco entity generator

I generate my poco classes by updating my edmx file from the database and run the standard POCO entity generator template.[详细]

2023-04-04 23:47 分类：问答
Data access layer design in DDD

Excuse me for my poor English. Ok, I\'m thinking about DDD approach now and it sounds great but... There is one little question about it. DDD says that the domain model layer is totally decoupled fro[详细]

2023-04-04 00:36 分类：问答
EF 4 POCO: Saving a new entity with multiple related entities

Let\'s say I have the following POCO entities: public class CellPhone { public Manufacturer PhoneManufacturer;[详细]

2023-04-02 11:29 分类：问答
Linq to objects very slow compared to dataview

I\'m a big fan of Linq for typeing, clarity and brevity. But I\'m finding it very slow to search for matching records compared to the old dataview by a factor of some 2000 times![详细]

2023-04-02 10:35 分类：问答