semesterWork/data/DAO/Group.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace data.DAO
{
    internal class GroupDAO
    {
        public int Id {  get; set; }
        public String Name { get; set; }
        public virtual IEnumerable<UserDAO> Users { get; set; }

    }
}