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ADO.NET Entity Framework and LINQ to Entities

Feedback and questions related to the current versions of the ADO.NET Entity Framework and LINQ to Entities including object-relational mapping and entity data modeling.

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6623
Building an EF in-memory object provider for testing.
Brian Vallelunga Friday, November 14, 2008 7:56 PM
Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 7:46 PM

12930
Update Model from database does not update Nullable Property -- Possible bug?
giovhan Monday, May 11, 2009 7:08 AM
Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 7:33 PM

158
How to make N-layered ASP .NET work with EF?
Yash Ganthe Friday, November 20, 2009 12:12 PM
Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 6:56 PM

153
How to extract Access Levels from CSDL
CT3 Thursday, November 19, 2009 11:55 PM
Last Reply Lingzhi SunMSFTFriday, November 20, 2009 7:51 AM

045
Unusual exception working with Entity Framework in Multithreding environment
MGoyal Friday, November 20, 2009 5:23 AM

166
Linq projection and ObservableCollection
paulbau Thursday, November 19, 2009 10:37 PM
Last Reply Lingzhi SunMSFTFriday, November 20, 2009 1:56 AM

148
Custom Classes in Referenced Assembly
Bob Bedell Friday, November 20, 2009 12:19 AM
Last Reply Bob Bedell Friday, November 20, 2009 12:38 AM

67575
"An entity object cannot be referenced by multiple instances of IEntityChangeTracker." What is it?
hnchass Thursday, June 26, 2008 11:28 AM
Last Reply Christopher H Williams Thursday, November 19, 2009 3:32 PM

286
Strange Linq datetime behavior...bug?
_FJ_ Wednesday, November 18, 2009 10:06 AM
Last Reply _FJ_ Thursday, November 19, 2009 1:01 PM

4131
timing , stored procedure,views
AmmatAllah Thursday, November 12, 2009 6:41 AM
Last Reply AmmatAllah Thursday, November 19, 2009 11:34 AM

5141
Entity FrameWork exception
Mohraiel Monday, November 16, 2009 8:29 AM
Last Reply Mohraiel Thursday, November 19, 2009 7:51 AM

4178
Date Comparisons
bmainsMVPFriday, November 13, 2009 5:58 PM
Last Reply Yichun_FengMSFTThursday, November 19, 2009 2:44 AM

2120
Alternative to defaultifempty with this?
Adviner Friday, November 13, 2009 6:47 AM
Last Reply Yichun_FengMSFTThursday, November 19, 2009 2:40 AM

2121
Custom Property not available
ahager Friday, November 13, 2009 5:48 PM
Last Reply Lingzhi SunMSFTThursday, November 19, 2009 12:29 AM

187
Upgrade to EF 4.0 from EF 3.5 SP1
coryng2000 Wednesday, November 18, 2009 2:08 AM
Last Reply Lingzhi SunMSFTWednesday, November 18, 2009 5:29 AM

5592
Apply Changes Made to a Detached Object
Dr Griff Thursday, May 21, 2009 2:32 PM
Last Reply Yann Duran Tuesday, November 17, 2009 1:23 PM

196
how to insert into database without having redundant data
emmy_23 Sunday, November 15, 2009 11:52 AM
Last Reply Yichun_FengMSFTTuesday, November 17, 2009 9:54 AM

3108
Error while Detaching Entities
ASP.NET Thursday, November 12, 2009 3:25 PM
Last Reply Yichun_FengMSFTTuesday, November 17, 2009 9:07 AM

3173
Object reference not set to an instance of an object
gemni1987 Wednesday, November 11, 2009 6:23 AM
Last Reply Yichun_FengMSFTTuesday, November 17, 2009 7:58 AM

41192
RejectChanges functionality in ADO.NET Entity Framework
bigyes Wednesday, August 08, 2007 7:57 AM
Last Reply Yann Duran Tuesday, November 17, 2009 6:24 AM