Monthly Archives: September 2008

ADO.NET Data Services with inheritance and navigation properties

Last week, I speak for the WSC about ADO.NET Data Services (aka Astoria) and I said that it’s really great, particularly with EF. I always think that but I see a non covered scenario which is a big big shame in my … Continue reading

Posted in 7671, 7674, 7675 | Leave a comment

TPT with designer can generate errors 3034 or 3021

I found two cases of errors generated by the EDM designer when you want to do TPT. Error 3034: Imagine the following scenario: A table Contacts ContactID (PK) A table Employees ContactID (PK) OfficeID (Nullable, FK to Offices.OfficeID) A table Offices … Continue reading

Posted in 7671, 7674, 7675, 7806 | 2 Comments