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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.

• 136
  

  I am getting the error ????Please help

  
  Riti07 21 hours 44 minutes ago
  Last Reply Noam Ben-Ami - MSFTMSFT15 hours 20 minutes ago
 
• 591
  

  UpdateException (cardinality constraints) when adding to 1:0..1 relation

  
  havegot2beonline Friday, November 20, 2009 9:15 PM
  Last Reply havegot2beonline 16 hours 12 minutes ago
 
• 242
  

  Pick-list: relationship not mapped correctly?

  
  Olaf Rabbachin 22 hours 31 minutes ago
  Last Reply Olaf Rabbachin 18 hours 9 minutes ago
 
• 6138
  

  Another Question About Mapping Entities to VIEWS

  
  pdxJaxon Tuesday, November 17, 2009 9:31 PM
  Last Reply Yichun_FengMSFTMonday, November 23, 2009 8:03 AM
 
• 474
  

  Connectionstring??

  
  Bob Bedell Saturday, November 21, 2009 11:28 PM
  Last Reply Yichun_FengMSFTMonday, November 23, 2009 5:55 AM
 
• 286
  

  At least one of the key properties of AssociationSet <SetName> must be mapped to all the key properties error using one-to-many relationship with link table in Entity Framework

  
  McQwerty Monday, November 16, 2009 5:03 PM
  Last Reply Yichun_FengMSFTMonday, November 23, 2009 2:22 AM
 
• 6140
  

  How can I convert a type so I can compare two columns with different types in joins?

  
  Jay in Bellevue Saturday, November 14, 2009 9:24 AM
  Last Reply Yichun_FengMSFTMonday, November 23, 2009 2:22 AM
 
• 147
  

  EntityFramework POCO Code Generator

  
  Bob Bedell Monday, November 23, 2009 12:14 AM
  Last Reply Bob Bedell Monday, November 23, 2009 12:27 AM
 
• 5167
  

  EF with WCF - List< > only first element references updated

  
  ayus_msdn Thursday, November 05, 2009 9:03 AM
  Last Reply ayus_msdn Sunday, November 22, 2009 1:01 PM
 
• 172
  

  PDC 2009 EF Demo : What dabase visualization tool you have used during the demo?

  
  Alexey Zakharov Friday, November 20, 2009 8:28 PM
  Last Reply Diego B VegaMSFTSunday, November 22, 2009 11:21 AM
 
• 323565
  

  Setting a property which is an entity via a databound combobox.

  
  Kevin Donovan Sunday, August 31, 2008 12:24 AM
  Last Reply Eric Commelin Sunday, November 22, 2009 10:10 AM
 
• 242550
  

  Delay loading expensive fields

  
  zeeshan hirani Thursday, November 13, 2008 6:53 PM
  Last Reply Michael_R. Saturday, November 21, 2009 11:32 PM
 
• 158
  

  Invalid RelationShipName??

  
  Bob Bedell Saturday, November 21, 2009 6:09 PM
  Last Reply Bob Bedell Saturday, November 21, 2009 9:25 PM
 
• 169
  

  make a scalar property a unique field ?

  
  Lisa Tatum Saturday, November 21, 2009 11:03 AM
  Last Reply Syed Mehroz Alam Saturday, November 21, 2009 12:20 PM
 
• 280
  

  ADO.NET entity framework from MS-ACCESS database

  
  ag.mothilal Friday, November 20, 2009 10:14 AM
  Last Reply ag.mothilal Saturday, November 21, 2009 7:36 AM
 
• 2106
  

  Performance cost of ObjectContext having lifetime of one method

  
  ASP.NET Monday, November 16, 2009 11:31 AM
  Last Reply Noam Ben-Ami - MSFTMSFTSaturday, November 21, 2009 1:08 AM
 
• 4181
  

  Entity Framework on Windows 7

  
  Alexnaldo Santos Friday, November 13, 2009 12:42 PM
  Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 8:00 PM
 
• 399
  

  Mapping XML to entity properties in the EF

  
  crbd98 Friday, November 13, 2009 5:54 AM
  Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 7:58 PM
 
• 92465
  

  Stored Procedure Mapping with no EntitySet

  
  Michael Schwabl Tuesday, November 20, 2007 11:28 AM
  Last Reply Noam Ben-Ami - MSFTMSFTFriday, November 20, 2009 7:50 PM
 
• 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