using System;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
 
namespace ExampleCodeFirst
{
    public class Employee
    {
        [Key]
        public int Id { get; set; }
        public string FirstName { get; set; }
        public string LastName { get; set; }
        public DateTime Birthday { get; set; }
        public int DepId { get; set; }
 
        [ForeignKey("DepId")]
        public virtual Departments Departments { get; set; } // Định nghĩa quan hệ one-to-many
 
    }
}