using ServiceStack;
using ServiceStack.Text;
using ServiceStack.OrmLite;
using ServiceStack.OrmLite.Sqlite;
using ServiceStack.DataAnnotations;
using ServiceStack.Model;

var dbFactory = new OrmLiteConnectionFactory(":memory:", SqliteDialect.Provider);
var db = dbFactory.Open(); // Open ADO.NET DB Connection

public partial class Users : IHasId<int>
{
    [AutoIncrement]
    public int Id { get; set; }
    [Required]
    public string Email { get; set; }
    [Required]
    public string Password { get; set; }

    [References(typeof(Roles))]
    [Required]
    public int RolesId { get; set; }

    [Reference]
    public Roles Roles { get; set; }
}

public partial class Roles : IHasId<int>
{
    [AutoIncrement]
    public int Id { get; set; }

	[Required]
    public string Name { get; set; }
}

db.CreateTable<Roles>();
db.CreateTable<Users>();

db.Insert(new Roles { Name = "Role 1" });
db.Insert(new Roles { Name = "Role 2" });

db.Insert(new Users { Email = "user1@gmail.com", Password = "test", RolesId = 1 });
db.Insert(new Users { Email = "user2@gmail.com", Password = "test", RolesId = 1 });
db.Insert(new Users { Email = "user3@gmail.com", Password = "test", RolesId = 2 });

var user1 = db.LoadSelect<Users>(x => x.Id == 1);

user1.PrintDump();