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ADO.NET Entity Framework and LINQ to Entities
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.
Announcements
Where to find EF Tips and Tricks
Alex D James - MSFT Thursday, July 09, 2009 5:38 AMThere is an growing series of Entity Framework Tips and Tricks which you might find useful.
Currently the series is focused on .NET 3.5 SP1, but overtime more tips will focus on .NET 4.0 and EF 4.
Hope you find this useful
-Alex
Filtering and SortingUse these options to narrow down the question and discussion list.
- 07912
How to get and install the most recent version of the Entity Framework
Arthur Vickers - MSFT Thursday, March 24, 2011 5:25 PM - 020218
Where to find the EF FAQ
Daniel Simmons - MSFT Tuesday, August 19, 2008 5:55 AM - 364
Walkthrough DataGridView Master Detail Not Working
markev 16 hours 7 minutes ago - 026
EF 4.3 migration error on Enable-Migrations
John Sun 4 hours 11 minutes ago - 292
Validation Question
GuyD Friday, February 10, 2012 7:24 AM - 1106
EF 4.3: SQLCE 4.0: The specified table does not exist. [ __MigrationHistory ]
StefanOlson Friday, February 10, 2012 12:24 AM - 277
Why does including First() or FirstOrDefault() make a difference with "not found in the ObjectStateManager" error?
Rod at Work Friday, February 10, 2012 9:58 PM - 5209
EntityFramework stopped working! Please Help!
Bill44077 Monday, February 06, 2012 6:21 PM - 073
Looking for EF4 compatible T4 templates
mark davis nohorse Friday, February 10, 2012 6:42 PM - 080
EF: TPH implementation with Fluent mapping throws Invalid Column Name exception
HighTech Friday, February 10, 2012 4:59 PM - 081
Best class model for existing database tables
Alessandro Fiorencis Friday, February 10, 2012 4:10 PM - 11229
How to use entities with DataGridView in visual basic
markev Tuesday, February 07, 2012 5:39 PM - 3135
ComboBox Class does not translate value to text
Steve Miall Wednesday, February 08, 2012 4:03 PM - 7322
Can I use data annotation validation for database first application?
mystique99 Monday, January 30, 2012 3:31 PM - 081
Multiplicity constraint violated on DBContext.SaveChanges()
M.Hopfenspirger Friday, February 10, 2012 11:15 AM - 1100
EF 4.3 - Can the migrations be used with DB first approach?
darielmarlow Thursday, February 09, 2012 10:59 PM - 083
Entity Framework 4.0 AddObject() Method Encounter OptimisticConcurrencyException!!!!!!!
RuihE Friday, February 10, 2012 2:48 AM - 5159
Casting string to int?
I.W Coetzer Wednesday, February 08, 2012 3:35 PM - 192
Security Exception EF 4.2/4.3 with Sql Compact Edition
Felipe Fujiy Thursday, February 09, 2012 11:24 PM - 6173
LINQ Entity Framework 4.2 datetime equality comparison failing with First()
LloydT Thursday, February 09, 2012 5:12 AM
