Entity Framework core seed without asp.net app

Seed initial data in Entity Framework 7 RC 1 and ASP.NET MVC 6

I've found a temporary workaround for myself....We can create a method ...SeedData... that extends the ...IApplicationBuilder... then gets an instance of our database context class through ...GetService... method and uses it for seeding the data....Here is how my extension method looks like:...using Microsoft.AspNet.Builder; using Microsoft.Extensi...

Accessing Entity Framework In Class Library From ASP.NET Core Web App

Below is how you can provide the entire configuration in the codebase for EF models and how to provide the connection strings at runtime. I recently struggled with this too because documentation on this is a little hard to find....Let's assume you generated your model from your database (DB-First): MyEntities.edmx...You will have a partial class in...

Entity framework Core with Identity and ASP.NET Core RC2 not creating user in database

Check the result of ..._userManager.createAsync.... ...var result = await _userManager.CreateAsync(user, "P@SSWORD"); if (!result.Succeeded) { // something went wrong, inspect the errors } ...You'll most likely find a required property on your ...IdentityUser... is missing or the password is not valid.

Seed roles in an ASP.NET MVC Core project with Entity Framework

using Microsoft.AspNetCore.Identity; using Microsoft.AspNetCore.Identity.EntityFrameworkCore; using Microsoft.Extensions.DependencyInjection; public static class Seed { public static void Initialize(IServiceProvider provider) { var _context = provider.GetRequiredService<ApplicationDbContext>(); var userManager = provider.Ge...

Entity framework Core with Identity and ASP.NET Core 1.1 Seeding

Archer, to seed data to a database in ASP.NET core you should first create a class, you could call this DbInitializer, and it should look something like this....public static class DbInitializer { public async static void InitializeAync(ApplicationDbContext context, UserManager<ApplicationUser> userManager, RoleManager<IdentityRole> roleManager...

Multiple tenants with Entity Framework Core and SQL Server 2017 in ASP.NET Core application

Yea, it depends on your application....I'd go with 1. ...some tables (client defines on setup which one) must be shared between tenants, for example: it has common tables for users, groups, rights, user-settings, but separate for offers, prices, events...If you need tables for settings, user management, groups, rights, etc you should create a s...

Use SQL Query for Dropdown - ASP.NET Core 2.0; RazorPages; VS 2017; Entity Framework Core

There are multiple issues in your code. ...PmeFundData... should have ...Id... property, otherwise, you will receive error while running ...update-database... command. ...public partial class PmeFundData { public int Id { get; set; } public string Firm { get; set; } } ...ViewBag... is not supported in RazorPage, you could trace this is...

Force inherited classes in ASP.NET Core Entity Framework Core to dedicated MySQL table

What you're describing is called the TPC, or Table-Per-Concrete Type, relational pattern and is currently unsupported in Entity Framework Core. You can follow the ...related issue here.......There is no milestone for this feature at this time, so if you absolutely must do TPC, your only choice is to use EF6 or another alternate ORM that supports th...

How to install entity framework core to asp.net core 3 project using visual studio code

ASP.NET Core 3.0 removes some assemblies that were previously part of the ...Microsoft.AspNetCore.App... package reference....You should add the package references for removed assemblies....In XML project file:...<Project Sdk="Microsoft.NET.Sdk.Web"> <PropertyGroup> <TargetFramework>netcoreapp3.0</TargetFramework> <UserSecretsId>My-secre...

ASP.NET Core MVC Entity Framework Core: the context type 'DatenbankKontext' only declares a parameterless constructor

The error is telling you that you need to add a constructor that takes options....'DatenbankKontext' should declare a constructor that accepts a DbContextOptions and must pass it to the base constructor for DbContext....So add one:...public class DatenbankKontext : DbContext { public DatenbankKontext(DbContextOptions options) : base(opt...