49 lines
1.2 KiB
C#
49 lines
1.2 KiB
C#
using System;
|
||
using SqlSugar;
|
||
|
||
namespace PMSWPF.Data.Entities;
|
||
|
||
/// <summary>
|
||
/// 表示数据库中的变量数据历史实体。
|
||
/// </summary>
|
||
[SugarTable("VarDataHistory")]
|
||
public class DbVariableDataHistory
|
||
{
|
||
/// <summary>
|
||
/// 历史记录唯一标识符。
|
||
/// </summary>
|
||
[SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
|
||
public int Id { get; set; }
|
||
|
||
/// <summary>
|
||
/// 变量名称。
|
||
/// </summary>
|
||
public string Name { get; set; }
|
||
|
||
/// <summary>
|
||
/// 节点ID，用于标识变量在设备或系统中的唯一路径。
|
||
/// </summary>
|
||
[SugarColumn(IsNullable = true)]
|
||
public string NodeId { get; set; } = String.Empty;
|
||
|
||
/// <summary>
|
||
/// 变量当前原始数据值。
|
||
/// </summary>
|
||
public string DataValue { get; set; } = String.Empty;
|
||
|
||
/// <summary>
|
||
/// 关联的DbVariableData的ID。
|
||
/// </summary>
|
||
public int VariableDataId { get; set; }
|
||
|
||
/// <summary>
|
||
/// 关联的DbVariableData实体。
|
||
/// </summary>
|
||
[Navigate(NavigateType.ManyToOne, nameof(VariableDataId))]
|
||
public DbVariableData? VariableData { get; set; }
|
||
|
||
/// <summary>
|
||
/// 历史记录的时间戳。
|
||
/// </summary>
|
||
public DateTime Timestamp { get; set; } = DateTime.Now;
|
||
} |