76 lines
2.0 KiB
C#
76 lines
2.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace ZR.Model
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{
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/// <summary>
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/// 数据表的信息
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/// </summary>
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public class DbTableInfo
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{
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/// <summary>
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/// 表格ID，表的名称。
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/// </summary>
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public string TableName { get; set; }
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/// <summary>
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/// 表的别称，或者描述
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/// </summary>
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public string Description { get; set; }
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/// <summary>
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/// 字段列表
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/// </summary>
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public List<DbFieldInfo> Fileds { get; set; }
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/// <summary>
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/// 初始化
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/// </summary>
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public DbTableInfo()
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{
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Fileds = new List<DbFieldInfo>();
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}
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/// <summary>
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/// 获取主键的名称列表。
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/// </summary>
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/// <returns></returns>
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public List<string> GetIdentityList()
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{
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var list = Fileds.Where(x => x.IsIdentity);
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if (list == null) return null;
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return list.Select(x => x.FieldName).ToList();
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}
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/// <summary>
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/// 获取主键字段列表
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/// </summary>
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/// <returns></returns>
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public List<DbFieldInfo> GetIdentityFields()
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{
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var list = Fileds.Where(x => x.IsIdentity);
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if (list == null) return null;
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return list.ToList();
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}
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/// <summary>
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/// 获取可空字段。
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/// </summary>
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/// <returns></returns>
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public List<DbFieldInfo> GetIsNullableFields()
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{
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var list = Fileds.Where(x => x.IsNullable);
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if (list == null) return null;
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return list.ToList();
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}
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/// <summary>
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/// 获取不可空字段。
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/// </summary>
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/// <returns></returns>
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public List<DbFieldInfo> GetNotNullableFields()
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{
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var list = Fileds.Where(x => !x.IsNullable);
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if (list == null) return null;
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return list.ToList();
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}
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}
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}
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