How to add description to columns in Entity Framework Core code-first using migrations?

Using Entity Framework 6, Custom Code-First Migrations & CSharpMigrationCodeGenerator

I recently started using Entity Framework 6's code-first custom migrations. It's working well, but one thing I'd like to do is generate a pair of ...CreateIndex()... and ...DropIndex()... statements when attempting to rename an index, instead of using ...RenameIndex()... like the default ...CSharpMigrationCodeGenerator... wants to. ...For example...

Entity Framework Core 1.0 code-first migrations using code?

In previous versions of Entity Framework code-first migrations could be controlled programmatically with the DbMigrator class (e.g. check for and apply available migrations). Does that class still exist somewhere or is there a functional replacement? I found a post on an early RC version that indicated a substitute but that too seems to be missing ...

Entity Framework Core add unique constraint code-first

I can't find way to add a unique constraint to my field with using attribute:...public class User { [Required] public int Id { get; set; } [Required] // [Index("IX_FirstAndSecond", 2, IsUnique = true)] not supported by core public string Email { get; set; } [Required] public string Password { get; set; } } ...I'm using...

Code-first migration in Entity Framework Core error

I am a .NET student. So please be patient with me. Apart from adding this question here I search web tirelessly to find a solution to my problem. Thank you for understanding....I am trying to migrate a code-first project with Entity Framework Core just so I can familiarize my self with all the commands and procedures....The problem I am getting is ...

Can I inject dependency into migration (using EF-Core code-first migrations)?

I tried to inject ...IConfiguration... into the migration (in constructor), and got exception: "No parameterless constructor defined for this object."...any workaround?

Entity framework core, code first migration with data migration

I am trying to use EF Core code first migrations to de-normalise an existing table....I have en existing table ...LoginEvent... which data looks like this:...╔═════════════════════════════════════════════════╗ ║ LoginEvent ...

Add pre-existing table to code-first migration in EF Core 2.0

I want to add a table that already exists in my SQL Server database to a ...DbContext... that I have so far only used for code-first migrations using Entity Framework Core 2.0. ...Is there a way for me to create a model class, add a ...DbSet<T>... to the ...DbContext... descendant and have it "hook-up" with the table in the database without messing...

Entity Framework Core Code First changing added entities values before save causes identity insert error

I got a problem with setting values before saving an added entity. When I don't change the entities values it saves without a problem....The error I get is this:...SqlException: Cannot insert explicit value for identity column in table 'TableName' when IDENTITY_INSERT is set to OFF....I am using .net Core 2.1 and my nuget packages are all up to dat...

Add migration - Both Entity Framework Core and Entity Framework 6 are installed

I have a solution with multiple projects one of them with EF 6 and another one with entityframeworkcore....The migrations were working fine before adding EF6 project, but now I can't use the migration's command : ...add-migration 'anything'...Both Entity Framework Core and Entity Framework 6 are installed. The Entity Framework Core tools are runnin...

Entity Framework Core 2.2.3 not creating table using code-first approach vs 2017

HI I am trying to learn EntityFramework Core from following tutorials ...http://www.entityframeworktutorial.net/code-first/what-is-code-first.aspx...So far i have created ...Domain Class...DbContextImpl Class...Execution class...For some reason, i am unable to generate database table using code first approach. Framework:....Net Core 2.2...EF Core ...