What commands Entity Framework 6 enable migrations?

Entity Framework Migrations - Enable AutoMigrations along with added migration

After banging my head on this for several hours, I finally came up with a solution that creates the database if necessary ...or... upgrades it if out of date. We use this technique in Gallery Server Pro to make it easy to install the first time or upgrade previous versions....private static void InitializeDataStore() { System.Data.Entity.Database...

Enabling Code First Entity Framework VS Web Express 2012

Had the same issue on two different machines while using projects on a network drive. ...This... answer fixed it for me.

Entity Framework: How to enable cascade delete on one way related entities

There are Two Entities such as bellow:...public class Business { public int Id {get; set;} public File Logo {get; set;} public int? LogoId {get; set;} public File Video {get; set;} public int? Video {get; set;} public ICollection<File> Images {get; set;} } public class File { // some file props, such as Id, Name, ...

Entity Framework - Migrations - Code First - Seeding per Migration

As a possible solution to item 1, I made an implementation of the ...IDatabaseInitializer... strategy which will run the Seed method of each pending migration only, you will need to implement a custom ...IMigrationSeed... interface in each of your ...DbMigration... classes, the ...Seed... method will then be implemented right after ...Up... and ...

Enable Entity Framework migrations in Mono

I've started building an ASP.NET MVC3 project on Mac OS using Xamarin Studio. I now want to add new properties and models to the project but I can't for the life of me work out how to run the Nuget Package Manager console in order to run the Enable-Migrations command....Am I asking too much? Is this possible or will I have to go back to Visual Stud...

Enable Entity Framework 6 for MySql (C#) in WinForms of Microsoft Visual Studio 2013

I followed the instructions given by V-Shy and was having the same problem as LaRae White with the wizard shutting down on me. I'm running VS2015 and had just used the MySql installer to update to MySQL for Visual Studio v1.2.6 and Connector/NET v6.9.8....What I eventually did to get it to work was this:...Uninstall all the packages I had previousl...

Enable-Migrations error when trying to run the command

I am trying to run the command Enable-Migrations in the NuGet console but I keep getting the following error... PM> enable-migrations System.ArgumentException: The parameter is incorrect. (Exception from HRESULT: 0x80070057 (E_INVALIDARG)) Server stack trace: at EnvDTE.Properties.Item(Object index) at System.Runtime.Remoting.Messaging.St...

Entity Framework automatic migrations enabled does not work

I have this db configuration...public class AppDbContext : DbContext { public AppDbContext(string connectionStringOrName) : base(connectionStringOrName) { Database.SetInitializer(new AppDbInitializer()); } public AppDbContext() : this("name=AppDbContext") { ...

Can't enable migrations for Entity Framework on VS 2017 .NET Core

As others mentioned before, enable migrations is obsolete and is turned on anyway, and you can use the Add-Migration InitialCreate. ...I'll add that you do ...NOT... need to add more packages to the project, as it will already reference the necessary assemblies in the Microsoft.AspNetCore.All metapackage. ...You can also use your console (cmd/shell...

Entity Framework won't install properly, Enable-Migrations command fails

I am trying to follow this tutorial: ...https://docs.microsoft.com/en-us/ef/ef6/modeling/code-first/migrations/...I am using Visual Studio 2017 and Net 4.6.1....Right off the bat, things seem to go wrong. When I use the command ...Install-Package EntityFramework... in the Package Manager Console, I get this warning:...Missing function body in funct...