First

.vs/ProjectSettings.json

@@ -0,0 +1,3 @@
+{
+  "CurrentProjectSetting": null
+}

.vs/VSWorkspaceState.json

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+{
+  "ExpandedNodes": [
+    "",
+    "\\.gitignore"
+  ],
+  "SelectedNode": "\\Src",
+  "PreviewInSolutionExplorer": false
+}

Doc/高级班13期第一次homework.txt

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+
+.Net�߼����13�ڵ�һ����ҵ�����Ŀ��˷���+����
+
+��ҵ��������һ������̨������ҵ�������£�
+
+1 ����һ�����ݿ⣬Ȼ��ִ����������ݿ�ű������������ű� User Company����ҿ���ȥ�������Լ������һЩ����
+   (�ű����ڱ��ĵ�������)
+
+2 �������ݿ��ӳ��Ļ���BaseModel������ Id����
+   ������������Model����˾���û������ձ��ṹ��
+
+3 �ṩ�������͵����ݿ���ʷ������� BaseModelԼ��
+   һ������idȥ��ѯ����ʵ�壬(ֻ����һ������)
+   һ���Dz�ѯ�����ݱ���ȫ�������б���ѯ(û�в���)
+
+��ʾ����DataReaderȥ�������ݿ⣬���õ��Ľ��ͨ����������ʵ�����/���Ϸ��أ�
+
+
+4 ��װһ���������ܿ���̨�������ʵ���ȫ�����Ժ�����ֵ��
+
+5 ���������ṩ���͵����ݿ�ʵ����롢ʵ����¡�IDɾ�����ݵ����ݿ���ʷ�����
+
+6 �������󣨿�ѡ������ӭС����д��ʵ���Զ���������
+
+7 �������󣨿�ѡ���������ݷ��ʲ����ʹ�ü򵥹���+�����ļ�+����ķ�ʽ�����ṩ�����ݷ��ʲ��ʹ��
+
+8 �������󣨿�ѡ����ÿ��ʵ����Ļ�����ɾ�IJ�SQL����Dz���ģ��÷��ͻ������ԣ�
+
+
+ע�������淶���쳣��������������ӿڡ�������װ�� and so on
+
+��ҵǰ��ð���������쳣������ר�⿴һ��
+���ӣ�http://pan.baidu.com/s/1kVNorpd ���룺pyhv
+
+
+��ҵҪ�󷢵����䣺2119142269@qq.com     57265177@qq.com
+
+
+��ҵ��ѹ��������ʽ�����ң�ѹ��������������Ⱥ����dzƿ�ͷ��Ȼ���и��µĻ������dzƺ������_update1������
+
+��һ���ύ�ǣ�   1258-Richard��ʦ-��-�人_homework_��һ��.rar
+�ڶ����ύ�ǣ�   1258-Richard��ʦ-��-�人_homework_��һ��_Update1.rar
+�������ύ�ǣ�   1258-Richard��ʦ-��-�人_homework_��һ��_Update2.rar
+
+ѹ������ϣ��������ҵ˵���ĵ��������Լ�����˼�����
+��������ɹ����е����⡢˼·�����������ѧϰ���򡢱ʼǶ������ˣ���
+�����ҵ�и��£������Ѹ��µ�����д���ĵ�
+
+
+Ȼ��Խ�罻��ҵ��  ��ʦ�ᵥ�����ģ�һ��һָ��������ʱ���ˡ�����
+
+
+
+
+
+CREATE TABLE [dbo].[Company](
+	[Id] [int] IDENTITY(1,1) NOT NULL,
+	[Name] [nvarchar](500) NULL,
+	[CreateTime] [datetime] NOT NULL,
+	[CreatorId] [int] NOT NULL,
+	[LastModifierId] [int] NULL,
+	[LastModifyTime] [datetime] NULL,
+ CONSTRAINT [PK_Company] PRIMARY KEY CLUSTERED 
+(
+	[Id] ASC
+)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
+) ON [PRIMARY]
+GO
+
+
+INSERT INTO [dbo].[Company]
+           ([Name]
+           ,[CreateTime]
+           ,[CreatorId]
+           ,[LastModifierId]
+           ,[LastModifyTime])
+     VALUES
+           ('�ٽ�'
+           ,'2015-12-10'
+           ,1
+           ,1
+           ,'2015-12-10')
+
+
+INSERT INTO [dbo].[Company]
+           ([Name]
+           ,[CreateTime]
+           ,[CreatorId]
+           ,[LastModifierId]
+           ,[LastModifyTime])
+     VALUES
+           ('��ݸ'
+           ,'2015-12-10'
+           ,1
+           ,1
+           ,'2015-12-10')
+
+
+INSERT INTO [dbo].[Company]
+           ([Name]
+           ,[CreateTime]
+           ,[CreatorId]
+           ,[LastModifierId]
+           ,[LastModifyTime])
+     VALUES
+           ('�����ղ�'
+           ,'2018-12-10'
+           ,1
+           ,1
+           ,'2018-12-10')
+
+
+
+
+CREATE TABLE [dbo].[User](
+	[Id] [int] IDENTITY(1,1) NOT NULL,
+	[Name] [nvarchar](50) NULL,
+	[Account] [varchar](100) NOT NULL,
+	[Password] [varchar](100) NOT NULL,
+	[Email] [varchar](200) NULL,
+	[Mobile] [varchar](30) NULL,
+	[CompanyId] [int] NULL,
+	[CompanyName] [nvarchar](500) NULL,
+	[State] [int] NOT NULL,
+	[UserType] [int] NOT NULL,
+	[LastLoginTime] [datetime] NULL,
+	[CreateTime] [datetime] NOT NULL,
+	[CreatorId] [int] NOT NULL,
+	[LastModifierId] [int] NULL,
+	[LastModifyTime] [datetime] NULL,
+ CONSTRAINT [PK_User] PRIMARY KEY CLUSTERED 
+(
+	[Id] ASC
+)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
+) ON [PRIMARY]
+GO
+
+EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'�û�״̬  0���� 1���� 2ɾ��' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'User', @level2type=N'COLUMN',@level2name=N'State'
+GO
+
+EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'�û�����  1 ��ͨ�û� 2����Ա 4��������Ա' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'User', @level2type=N'COLUMN',@level2name=N'UserType'
+GO
+
+
+INSERT INTO [dbo].[User]
+           ([Name]
+           ,[Account]
+           ,[Password]
+           ,[Email]
+           ,[Mobile]
+           ,[CompanyId]
+           ,[CompanyName]
+           ,[State]
+           ,[UserType]
+           ,[LastLoginTime]
+           ,[CreateTime]
+           ,[CreatorId]
+           ,[LastModifierId]
+           ,[LastModifyTime])
+     VALUES
+           ('��'
+           ,'admin'
+           ,'e10adc3949ba59abbe56e057f20f883e'
+           ,'12'
+           ,'133'	
+           ,'1'	
+           ,'�ٽ�'	
+           ,0
+           ,2
+           ,'2018-12-12'	
+           ,'2018-12-12'
+           ,1
+           ,1
+           ,'2018-12-12')
+GO
+

Src/NicholasLeo.Homework/NicholasLeo.Homework.Commond/CustomerAttribute.cs

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+#region << 版 本 注 释 >>
+/*----------------------------------------------------------------
+* 作    者 ：Nicholas Leo 
+*  E-Mail : nicholasleo1030@163.com
+*  GitHub : https://github.com/nicholasleo
+* 项目名称 ：NicholasLeo.Homework.Commond
+* 项目描述 ：类-
+* 类 名 称 ：CustomerAttribute
+* 类 描 述 ：
+* 所在的域 ：NICHOLAS-LEO
+* 命名空间 ：NicholasLeo.Homework.Commond
+* 机器名称 ：NICHOLAS-LEO 
+* CLR 版本 ：4.0.30319.42000
+* 创建时间 ：2019-10-25 0:27:36
+* 修 改 人 : NicholasLeo
+* 更新时间 ：2019-10-25 0:27:36
+* 版 本 号 ：v1.0.0.0
+*******************************************************************
+* Copyright @ NicholasLeo 2019. All rights reserved.
+*******************************************************************
+//----------------------------------------------------------------*/
+#endregion
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace NicholasLeo.Homework.Commond
+{
+    public class CustomerAttribute : Attribute
+    {
+        private string _TableName;
+        public string TableName { get { return _TableName; } set { _TableName = value; } }
+        private string _ColumnName;
+        public string ColumnName { get { return _ColumnName; } set { _ColumnName = value; } }
+    }
+}

Src/NicholasLeo.Homework/NicholasLeo.Homework.Commond/CustomerAttributeHelper.cs

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+#region << 版 本 注 释 >>
+/*----------------------------------------------------------------
+* 作    者 ：Nicholas Leo 
+*  E-Mail : nicholasleo1030@163.com
+*  GitHub : https://github.com/nicholasleo
+* 项目名称 ：NicholasLeo.Homework.Commond
+* 项目描述 ：类-
+* 类 名 称 ：CustomerAttributeHelper
+* 类 描 述 ：
+* 所在的域 ：NICHOLAS-LEO
+* 命名空间 ：NicholasLeo.Homework.Commond
+* 机器名称 ：NICHOLAS-LEO 
+* CLR 版本 ：4.0.30319.42000
+* 创建时间 ：2019-10-25 0:37:25
+* 修 改 人 : NicholasLeo
+* 更新时间 ：2019-10-25 0:37:25
+* 版 本 号 ：v1.0.0.0
+*******************************************************************
+* Copyright @ NicholasLeo 2019. All rights reserved.
+*******************************************************************
+//----------------------------------------------------------------*/
+#endregion
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace NicholasLeo.Homework.Commond
+{
+    public static class CustomerAttributeHelper
+    {
+        public static string GetTableName(Type type)
+        {
+            string tableName = string.Empty;
+            object[] objAttrs = type.GetCustomAttributes(typeof(CustomerAttribute), true);
+            foreach (var item in objAttrs)
+            {
+                CustomerAttribute customerAttribute = item as CustomerAttribute;
+                if (customerAttribute != null)
+                {
+                    tableName = customerAttribute.TableName;
+                    break;
+                }
+            }
+            return tableName;
+        }
+    }
+}

Src/NicholasLeo.Homework/NicholasLeo.Homework.Commond/NicholasLeo.Homework.Common.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{D0E5AF96-C2F0-4823-8E29-A39E7EF1BF68}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>NicholasLeo.Homework.Commond</RootNamespace>
+    <AssemblyName>NicholasLeo.Homework.Commond</AssemblyName>
+    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="CustomerAttribute.cs" />
+    <Compile Include="CustomerAttributeHelper.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

Src/NicholasLeo.Homework/NicholasLeo.Homework.Commond/Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// 有关程序集的一般信息由以下
+// 控制。更改这些特性值可修改
+// 与程序集关联的信息。
+[assembly: AssemblyTitle("NicholasLeo.Homework.Commond")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("NicholasLeo.Homework.Commond")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// 将 ComVisible 设置为 false 会使此程序集中的类型
+//对 COM 组件不可见。如果需要从 COM 访问此程序集中的类型
+//请将此类型的 ComVisible 特性设置为 true。
+[assembly: ComVisible(false)]
+
+// 如果此项目向 COM 公开，则下列 GUID 用于类型库的 ID
+[assembly: Guid("d0e5af96-c2f0-4823-8e29-a39e7ef1bf68")]
+
+// 程序集的版本信息由下列四个值组成: 
+//
+//      主版本
+//      次版本
+//      生成号
+//      修订号
+//
+//可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
+//通过使用 "*"，如下所示:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

Src/NicholasLeo.Homework/NicholasLeo.Homework.ConsoleMain/App.config

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6" />
+    </startup>
+    <connectionStrings>
+    <!--数据库连接字符串-->
+      <add name="db" connectionString="Data Source=.; Database=HOMEWORK; User ID=sa; Password=Zzc1030@123456; MultipleActiveResultSets=True" providerName="System.Data.SqlClient" />
+    </connectionStrings>
+</configuration>