Model Class: D_Department.cs

using Appeon.Data;
using System;
using System.ComponentModel.DataAnnotations;

namespace Appeon.ApiDoc
{
    [FromTable("Department", Schema= "dbo")]
    [UpdateWhereStrategy(UpdateWhereStrategy.KeyAndConcurrencyCheckColumns)]
    public class D_Department
    {
        [Key]
        public Int32 Departmentid { get; set; }

        [ConcurrencyCheck]
        public String Name { get; set; }

        [ConcurrencyCheck]
        public Decimal Budget { get; set; }

        [ConcurrencyCheck]
        public DateTime Startdate { get; set; }

        [ConcurrencyCheck]
        public Int32? Administrator { get; set; }

    }
}