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8 results in tag: edmx

How to add an EF6 Association to a Candidate Key / Unique Key which is not the Primary Key?

Using ...Schema First..., I have a database structure, as so...ExternalDataItems --- edataitem_id PK -- surrogate auto-increment - NOT for FK relation here datahash UX -- Candidate Key / Unique Index (binary(20)) ExternalMaps --- emap_id P...
edmx entity-framework entity-framework-6 foreign-key-relationship unique-key
asked by user2864740

How does Entity framework implement deleting parent and a child record on the ame SaveChanges()

I have the following two entity sets representing Dept & Emp:-...public partial class Dept { public Dept() { this.Emps = new HashSet<Emp>(); } public int DeptID { get; set; } public string Name { get; set; } public string ...
dbset edmx entity-framework entity-framework-5 entity-framework-6
asked by john Gu

Entity Framework 1to1 relationship via association table not working in EDMX

I have the following tables in SQL Server database ...Which has a 1-1 association table (FooBar) which has unique indexes on corresponding FooId, BarId, and the primary key is (FooId, BarId)....To be clear FooBar does not allow any FooId (due to unique co...
c# edmx entity-framework entity-framework-6 sql-server
asked by Jim

The difference between EF6 and EF4.1 in files hierarchy

I'm a beginner to Entity Framework ....I notice that When I use ...EF6 with Visual studio 2013...:...I have ....Designer.cs... empty file with this comment:... // T4 code generation is enabled for model 'C:\Users\Luka\Desktop\Test\EF-db2008\AdventureWork...
c# edmx entity-framework entity-framework-6 visual-studio-2012
asked by Anyname Donotcare

does Visual Studio 2015 include .edmx support?

Does Visual Studio 2015 include .edmx support?...I have a project that includes an .edmx data model and double-clicking it in VS2015 just opens the XML editor....There's no DbContext generator option in the file->new dialog.
edmx edmx-designer entity-framework entity-framework-6 visual-studio-2015
asked by Spongman

Entity Framework edmx click on diagram very slow

Background first: I have a database-first EF6 model in Visual Studio 2015 (latest nuget 6.1.3 pointing to a local SQL Server 2014 SP1 Express database) on a Windows 10 Pro laptop. After I upgraded from Windows 8.1 and Visual Studio 2013. I also upgraded t...
edmx entity-framework entity-framework-6 visual-studio-2015
asked by Tree

EntityFramework: how to modify edmx to change format of entity names and properties

I am using the Entity Framework to generate data access code from an old database....The database table names and properties are all named in capitals with ..._... to separate words ie. ...CLIENT..., ...CLIENT_NAME..., ...D_CLIENT_ID... etc....I hav...
edmx ef-database-first entity-framework entity-framework-6
asked by Leo

Map/use built-in MySQL function in Entity Framework

Quite a simple question, I hope: I want to use built-in MySQL functions just as YEARWEEK or INSERT in Entity Framework 6 (similar to the ...System.Data.Entity.DbFunctions... namespace). Is there a way to add a mapping to those functions?...I already tried...
c# edmx entity-framework entity-framework-6 mysql
asked by André Reichelt

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