BaseEntityCU.cs
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using System;
using System.ComponentModel.DataAnnotations;
using ColumnAttribute = System.ComponentModel.DataAnnotations.Schema.ColumnAttribute;
namespace HHECS.Model.Entities
{
/// <summary>
/// 扩展基类，包含created等，created自动写入
/// </summary>
public abstract class BaseEntityCU<T> : BaseEntity<T>
{
private DateTime? dateTime;
/// <summary>
/// 创建时间
/// </summary>
[Column(Order = 40)]
public DateTime? Created
{
get { return dateTime; }
set { dateTime = value; }
}
[Column(Order = 41)]
[MaxLength(20)]
public string CreatedBy { get; set; }
/// <summary>
/// 对于更新时间，不自动写入，允许为null
/// </summary>
[Column(Order = 42)]
public DateTime? Updated { get; set; }
[Column(Order = 43)]
[MaxLength(20)]
public string UpdatedBy { get; set; }
}
}