55 lines
1.4 KiB
C#
55 lines
1.4 KiB
C#
using System;
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using SqlSugar;
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namespace DMS.Infrastructure.Entities;
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/// <summary>
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/// 表示变量数据与MQTT服务器之间的关联实体，包含MQTT别名。
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/// </summary>
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[SugarTable("VariableMqtt")]
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public class DbVariableMqtt
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{
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/// <summary>
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/// 关联的唯一标识符。
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/// </summary>
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[SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
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public int Id { get; set; }
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/// <summary>
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/// 关联的变量数据ID。
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/// </summary>
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public int VariableId { get; set; }
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/// <summary>
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/// 关联的MQTT服务器ID。
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/// </summary>
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public int MqttId { get; set; }
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/// <summary>
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/// 变量在该MQTT服务器上的别名。
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/// </summary>
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public string MqttAlias { get; set; } = string.Empty;
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/// <summary>
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/// 创建时间。
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/// </summary>
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public DateTime CreateTime { get; set; } = DateTime.Now;
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/// <summary>
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/// 更新时间。
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/// </summary>
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public DateTime UpdateTime { get; set; } = DateTime.Now;
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/// <summary>
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/// 导航属性：关联的变量数据。
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/// </summary>
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[Navigate(NavigateType.ManyToOne, nameof(VariableId))]
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public DbVariable? Variable { get; set; }
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/// <summary>
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/// 导航属性：关联的MQTT服务器。
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/// </summary>
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[Navigate(NavigateType.ManyToOne, nameof(MqttId))]
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public DbMqtt? Mqtt { get; set; }
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}
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