Entity Framework Core - Knowledge Base (KB)

c# - Entity Framework ConnectionString won't update after changing App.Config in runtime

I'm developing a WPF application which depends on Entity Framework for data access. At the first time installation I need to create a new connection string based on the User input, then updating App.Config according to that....The problem is: after updati...

EF - Code First approach: connection string and initializer are not being picked from app.config file

I have a class library project where I have created entities, and context for Entity Framework. I have also created an initializer to seed default data in the database....Following is the app.config file of the class library project - ...<?xml version="1....

Issues with SQL Alias in ConnectionString in appsettings.json

In my appsettings.json, when I use this snippet:..."ConnectionStrings": { "CssDatabase": "Server=BLUEJAY\\MSSQLSERVER2014;Database=CSS;Trusted_Connection=True;" } ...I can connect to the db as expected... no issues....However, when I change that to u...

Reading app.config from .NET Standard 2.0 library

I'm creating a .NET Standard 2.0 library to be consumed from a .NET Framework 4.6.1 application.... This library needs EF Core, but I can't figure out how to read the app.config....In a .NET Framework library I would initialize my DBContext like this:...p...

EntityFramework - Problems with login into database when using a console application

public class FoobarContext : IdentityDbContext<ApplicationUser>, IFoobarContext { public FoobarContext() : base("connectionStringNameFoobar") {...} ... } ...This is my DbContext I am using in my solution. I have a web application, which at some po...

Entity Frame Work always return null

I'm created windows service where I have problem in calling query using entity frame-work inside this service, its always return null....I tried to reinstall entity-framework package from NuGet but nothing happend....this is my app.config file part:...<ad...