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Found 898788 threads
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0 VotesEF 4.1 & TPC inheritance
You have been bitten by an issue that even has nothing to do with Code First, it's a limitation of EF in general when it comes to Polymorphic Associations ...Answered | 6 Replies | 5577 Views | Created by Miguel Fernández Corral - Thursday, April 14, 2011 7:34 PM | Last reply by Miguel Fernández Corral - Thursday, April 21, 2011 4:49 AM
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6 Votes
EF 4.1 Code First and TPC Inheritance Mapping
I totally agree with you, it's not a big deal since this table is just seating there and does not participate in queries generated by EF.Answered | 3 Replies | 8663 Views | Created by Morteza Manavi - Tuesday, April 19, 2011 9:10 PM | Last reply by Morteza Manavi - Thursday, April 21, 2011 2:05 AM -
1 Votes
Was there a breaking change with TPC inheritance between CTP5 and RTW?
But you can read Morteza's blog for some really great explanations of EF Cide-First inheritance.Answered | 13 Replies | 4335 Views | Created by LanceLinq - Wednesday, April 20, 2011 3:30 PM | Last reply by Morteza Manavi - Friday, May 20, 2011 8:37 PM -
1 Votes
TPC Inheritance (Code First CTP5)
You can find info about our upcoming releases here; ...Answered | 3 Replies | 4842 Views | Created by KassemD - Sunday, February 27, 2011 10:57 AM | Last reply by Rowan Miller - Wednesday, March 9, 2011 7:15 PM -
0 Votes
Deployment issue with EF 4.1
Hi, the EntityFramework.dll for EF 4.1 in not part of .NET 4.0 and so has to either be "bin" installed or all of EF 4.1 has to be ...Answered | 2 Replies | 2463 Views | Created by ContinuousLearning - Thursday, August 25, 2011 3:14 PM | Last reply by Alan_chen - Tuesday, August 30, 2011 7:32 AM -
1 Votes
EF 4.1 Limitations
For EF 4.1 newly added feature list and not supported list, please see this ADO.NET team ...Answered | 1 Replies | 3081 Views | Created by miksh - Friday, August 26, 2011 1:32 PM | Last reply by Michael Sun [MSFT] - Monday, August 29, 2011 8:17 AM -
1 Votes
Problems with EF 4.1 Installer
I still cannot install EF 4.1 on this machine, it keeps telling me that This application requires .NET Framework 4.0 Client Profile RTM...Answered | 7 Replies | 9576 Views | Created by LanceLinq - Wednesday, April 20, 2011 3:41 PM | Last reply by LanceLinq - Saturday, April 23, 2011 10:25 PM -
5 Votes
Can't get TPC inheritance to work - please help
(While the EF runtime supports all three of TPT, TPH, and TPC, the out-of-the-box VS designer only support TPT and TPH).Answered | 11 Replies | 3550 Views | Created by KlemS100 - Wednesday, February 29, 2012 9:38 PM | Last reply by KlemS100 - Wednesday, March 7, 2012 9:40 PM -
0 Votes
EF 4.1 Capabilities
Hi, The main purpose of EF is to expose data as strongly typed classes.Answered | 3 Replies | 4157 Views | Created by Mark Coull - Sunday, March 20, 2011 11:14 PM | Last reply by Mark Coull - Tuesday, March 22, 2011 11:39 PM -
8 Votes
EF 4.1 DbContext CommandTimeout?
You can set it at least in the EF 4.1: using System.Data.Entity; using ...Answered | 2 Replies | 34539 Views | Created by StormRider01 - Wednesday, April 13, 2011 10:19 PM | Last reply by StormRider01 - Friday, April 29, 2011 6:00 AM -
0 Votes
EF 4.1 RC - Manually Mapping Inheritance Chain with EntityTypeConfiguration<>
Hi Rowan, I am using E.F. 4.1 and I am running into the same type of error (see details below).Answered | 3 Replies | 10512 Views | Created by Ads2667 - Friday, March 18, 2011 3:12 PM | Last reply by Moises J - Friday, June 10, 2011 7:13 PM -
4 Votes
How to manage transactions with EF 4.1 (and DbContext)?
I am currently looking for the "official/recommended" way of using transactions in EF 4.1, too.Answered | 4 Replies | 16397 Views | Created by jesuissur - Tuesday, May 10, 2011 4:11 PM | Last reply by darkroastjava - Wednesday, August 17, 2011 7:40 AM -
0 Votes
EF 4.1 Validation Question
In that case I think you would benefit from EF Validation, as it can verify if the value is specified at all (Required) has the proper length (MaxLength or StringLength) or matches a certain ...Answered | 4 Replies | 4794 Views | Created by Guy Dillen - Monday, March 21, 2011 11:21 AM | Last reply by Andriy Svyryd - Wednesday, March 23, 2011 6:12 PM -
0 Votes
EF - Three level inheritance mapping
Hi, It sounds like part of the model is still being mapped as TPH, here is what a full TPC mapping looks like: public class ...Answered | 1 Replies | 4179 Views | Created by SanjayPatel - Friday, March 25, 2011 7:03 PM | Last reply by Rowan Miller - Friday, March 25, 2011 9:52 PM -
0 Votes
Bug in EF 4.1 DatabaseGeneratedOption.Computed?
Since EF will not try to save Null in Nullable columns, I later wrote a Sql script to mark this column Not Null and set the formula for computed result.Answered | 8 Replies | 18519 Views | Created by Ladislav Mrnka - Saturday, March 26, 2011 11:00 PM | Last reply by Vasim - Sunday, August 12, 2012 6:13 AM -
0 Votes
asp.net mvc3 with EF 4.1 with existing database
What about if i use EF 4.0Answered | 3 Replies | 2924 Views | Created by ramkanuganti - Friday, June 22, 2012 4:47 AM | Last reply by darnold924 - Friday, June 22, 2012 4:43 PM -
2 Votes
ef 4.1 to 5 issue
Unfortunately for me a new-be to EF the book is written for ef 4.1 and I have ef 5 so some code is causing me a problem.Answered | 3 Replies | 1117 Views | Created by Steve on Quick Wheels - Friday, May 3, 2013 8:39 AM | Last reply by JayChase - Friday, May 3, 2013 9:14 AM -
0 Votes
EF 4.1 with SQL Server CE 3.5
EF can work with SQL CE 3.5 as long as you do not rely on the creation and migration (from EF 5.0) features of EF.Answered | 13 Replies | 8633 Views | Created by Stephen Schaub - Friday, June 17, 2011 3:03 PM | Last reply by Axel Eckenberger - Tuesday, October 2, 2012 12:17 PM -
0 Votes
DbEntityValidationException After Upgrading to EF 4.1
Here's the solution (by the ADO.NET team): http://blogs.msdn.com/b/adonet/archive/2011/03/29/ef-4-1-rtw-change-to-default-maxlength-in-code-first.aspx Many thanks for ...Answered | 7 Replies | 7838 Views | Created by KassemD - Sunday, March 27, 2011 10:06 PM | Last reply by Jackie-Sun - Monday, April 4, 2011 8:44 AM -
0 Votes
EF 4.1 prefix table names globally
Hi David, The following articles demonstrates a workaround on how to implement custom and global conventions in EF 4.1.Answered | 2 Replies | 5037 Views | Created by David Blankenbush - Monday, May 9, 2011 3:53 PM | Last reply by Sergey Barskiy - Saturday, August 11, 2012 6:00 PM - Items 1 to 20 of 898788 Next ›
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