self-tracking-entities

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Getting the real State of SelfTracking Entities, including Navigation Properties

I would like to change the display of objects if they have unsaved changes. I thought I could just use ChangeTracker.State, but that doesn\'t change to Modified if I c开发者_开发问答hange a Navigation[详细]

2023-03-11 20:22 分类：问答
Problem with EF STE and Self-Referencing tables

This is my first post here, so I hope everything is fine. Here is my problem: I have a table in my database called UserTypes. It has:[详细]

2023-03-11 17:40 分类：问答
Why is entity still validated when it is gone?

开发者_开发百科Add a new entity to a TrackableCollection (context.Entities.Add(entity)) (EntityState = New)[详细]

2023-03-10 15:45 分类：问答
Enable ChangeTracking In Child Objects Using STE

I\'m using STE and I want to enable change tracking for an object a开发者_C百科nd its children. What I currently have to do now is something like this.[详细]

2023-03-05 23:38 分类：问答
Entity Framework 4 POCO Self Tracking

Hi I am developing a project with EF 4. I am trying to implement POCO Self Tracking do I need to implement a wcf service?[详细]

2023-03-05 14:53 分类：问答
Entity Framework Self Tracking Entities on a N-Tier application

This is a general architecture question, hopefully to folks out there already using EF in final applications.[详细]

2023-03-05 07:39 分类：问答
Entity Framework 4 InvalidOperationException While Inserting or Updating

I use SelfTracking entities, everything was working ok until we added some fields in a reference detail table. I can\'t get what is the problem with the reference foreign key! I haven\'t design the da[详细]

2023-03-05 02:13 分类：问答
Asynchronously Lazy-Loading Navigation Properties of detached Self-Tracking Entities through a WCF service?

I have a WCF client which passes Self-Tracking Entities to a WPF application built with MVVM.The application itself has a dynamic interface. Users can select which objects they want visible in their W[详细]

2023-03-03 03:34 分类：问答
EF 4.0 adding relationship

HI I have a project with uses EF self tracking objects.I am trying to add a relationship to an object . (parentobject.relationshipObject.Add(New relationshipObject...)).[详细]

2023-02-25 03:45 分类：问答
How to handle POCO refresh in class library?

Created POCOs using Self-Tracking Entities template Copied .tt file with POCOs to class library Added new table to database[详细]

2023-02-23 03:24 分类：问答