Como gerar os Models e Context no .NET CORE utilizando o EF Core.

readme.md

1. Tools –> NuGet Package Manager –> Package Manager Console
2. Execute o comando scaffold.txt no projeto MoonData (Altere o server, password, userID.

Scaffold-DbContext -Connection 'Server=tcp:.database.windows.net,1433;Initial Catalog=dataTech;Persist Security Info=False;User ID=;Password=;MultipleActiveResultSets=False;Encrypt=True;TrustServerCertificate=False;' -Provider Microsoft.EntityFrameworkCore.SqlServer -OutputDir Models -Verbose -Force

3. Se tudo der certo os Models serão atualizados e inclusive o dataTechContext;
4. Adicione o construtor no dataTechContext:

public dataTechContext(DbContextOptions<dataTechContext> options) : base(options) { }

Tutorial baseado no ASP.NET Core - Existing Database