diff --git a/MainApp/MainApp.sln b/MainApp/MainApp.sln
new file mode 100644
index 0000000..3238964
--- /dev/null
+++ b/MainApp/MainApp.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.32630.194
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MainApp", "MainApp\MainApp.csproj", "{E36379F3-3550-422D-9A73-A4A299E37E9C}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {E36379F3-3550-422D-9A73-A4A299E37E9C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {E36379F3-3550-422D-9A73-A4A299E37E9C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {E36379F3-3550-422D-9A73-A4A299E37E9C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {E36379F3-3550-422D-9A73-A4A299E37E9C}.Release|Any CPU.Build.0 = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {28805C16-E1C3-448C-A334-AA7F58FFAB84}
+ EndGlobalSection
+EndGlobal
diff --git a/MainApp/MainApp/Client.cs b/MainApp/MainApp/Client.cs
new file mode 100644
index 0000000..89f32d2
--- /dev/null
+++ b/MainApp/MainApp/Client.cs
@@ -0,0 +1,167 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+
+namespace MainApp
+{
+ class Client
+ {
+ public static void Create_Insert()
+ {
+ DataTable table = new DataTable();
+
+ // 컬럼 생성
+ table.Columns.Add("no", typeof(int));
+ table.Columns.Add("name", typeof(string));
+ table.Columns.Add("date", typeof(DateTime));
+ table.Columns.Add("food", typeof(string));
+
+ // 데이터 삽입 방법1
+ DataRow row = table.NewRow();
+ row["no"] = 1;
+ row["name"] = "Joe";
+ row["date"] = DateTime.Now;
+ row["food"] = "Apple";
+ table.Rows.Add(row);
+
+ // 데이터 삽입 방법2
+ table.Rows.Add(new object[] { 2, "Jane", DateTime.Now.AddDays(-1), "Tomato" });
+
+ // 데이터 추출: DataRow 내부에 ojbect 형태로 반환되며, 형변환 필요함
+
+ // for
+ for (int i = 0; i < table.Rows.Count; i++)
+ {
+ int no = Convert.ToInt32(table.Rows[i]["no"]);
+ string name = Convert.ToString(table.Rows[i]["name"]);
+ DateTime date = Convert.ToDateTime(table.Rows[i]["date"]);
+ string food = Convert.ToString(table.Rows[i]["food"]);
+
+ Debug.WriteLine($"get1: {no} | {name} | {date} | {food}");
+ }
+
+ Console.WriteLine();
+
+ //foreach
+ foreach (DataRow item in table.Rows)
+ {
+ int no = Convert.ToInt32(item["no"]);
+ string name = Convert.ToString(item["name"]);
+ DateTime date = Convert.ToDateTime(item["date"]);
+ string food = Convert.ToString(item["food"]);
+
+ Debug.WriteLine($"get2: {no} | {name} | {date} | {food}");
+ }
+ }
+
+ public static void Handling()
+ {
+ DataTable table = new DataTable();
+ table.Columns.Add("no", typeof(int));
+ table.Columns.Add("name", typeof(string));
+ table.Columns.Add("date", typeof(DateTime));
+ table.Columns.Add("food", typeof(string));
+
+ table.Rows.Add(new object[] { 1, "Joe", DateTime.Now, "Apple" });
+ table.Rows.Add(new object[] { 2, "Jane", DateTime.Now.AddDays(-1), "Tomato" });
+
+ // Clone: DataRow를 제외한 스키마 전체를 복사
+ DataTable clonedTable = table.Clone();
+ Console.WriteLine("Clone");
+ PrintTable(clonedTable);
+
+ // ImportRow: DataRow를 가져옴
+ DataTable importedTable = table.Clone();
+ importedTable.ImportRow(table.Rows[0]);
+ Console.WriteLine("ImportRow");
+ PrintTable(importedTable);
+
+ // Select: 조건에 맞는 Row 선택
+ DataRow[] selectedRows = table.Select("no = 1");
+ Console.WriteLine("Select");
+ PrintDataRows(selectedRows);
+
+ // Copy: 테이블 복사
+ DataTable copiedTable = table.Copy();
+ Console.WriteLine("Copy");
+ PrintTable(copiedTable);
+
+ // Reset: 테이블 초기화 (new 와 동일)
+
+ // Clear: 테이블 내부 DataRow 지움
+
+ // Compute: 연산 수행
+ table.Rows.Add(new object[] { 3, "Jany", DateTime.Now.AddDays(-3), "Steak" });
+ table.Rows.Add(new object[] { 4, "Tony", DateTime.Now.AddDays(-2), "Steak" });
+ table.Rows.Add(new object[] { 5, "Carl", DateTime.Now.AddDays(-4), "Coke" });
+
+ object sum = table.Compute("sum(no)", "food = 'Steak'");
+ Console.WriteLine($"steak no sum: {sum.ToString()}");
+
+ object count = table.Compute("count(no)", "food = 'Steak'");
+ Console.WriteLine($"steak count: {count.ToString()}");
+
+ count = table.Compute("count(no)", "no < 5");
+ Console.WriteLine($"no < 5 count: {count.ToString()}");
+
+ object avg = table.Compute("avg(no)", "");
+ Console.WriteLine($"no avg: {avg.ToString()}");
+ }
+
+ public static DataTable GetSampleTable()
+ {
+ DataTable table = new DataTable();
+ table.Columns.Add("no", typeof(int));
+ table.Columns.Add("name", typeof(string));
+ table.Columns.Add("date", typeof(DateTime));
+ table.Columns.Add("food", typeof(string));
+
+ Random rnd = new Random();
+
+ table.Rows.Add(new object[] { 1, "Joe", DateTime.Now.AddDays(rnd.Next(-10, 1)), "Apple" });
+ table.Rows.Add(new object[] { 2, "Jane", DateTime.Now.AddDays(rnd.Next(-10, 1)), "Tomato" });
+ table.Rows.Add(new object[] { 3, "Jany", DateTime.Now.AddDays(rnd.Next(-10, 1)), "Steak" });
+ table.Rows.Add(new object[] { 4, "Tony", DateTime.Now.AddDays(rnd.Next(-10, 1)), "Steak" });
+ table.Rows.Add(new object[] { 5, "Carl", DateTime.Now.AddDays(rnd.Next(-10, 1)), "Coke" });
+
+ return table;
+ }
+
+ private static void PrintTable(DataTable table)
+ {
+ Console.WriteLine("-------------------------------------");
+
+ foreach (DataRow item in table.Rows)
+ {
+ int no = Convert.ToInt32(item["no"]);
+ string name = Convert.ToString(item["name"]);
+ DateTime date = Convert.ToDateTime(item["date"]);
+ string food = Convert.ToString(item["food"]);
+
+ Debug.WriteLine($"{no} | {name} | {date} | {food}");
+ }
+
+ Console.WriteLine("-------------------------------------");
+ }
+
+ private static void PrintDataRows(DataRow[] rows)
+ {
+ Console.WriteLine("-------------------------------------");
+
+ foreach (DataRow item in rows)
+ {
+ int no = Convert.ToInt32(item["no"]);
+ string name = Convert.ToString(item["name"]);
+ DateTime date = Convert.ToDateTime(item["date"]);
+ string food = Convert.ToString(item["food"]);
+
+ Debug.WriteLine($"{no} | {name} | {date} | {food}");
+ }
+
+ Console.WriteLine("-------------------------------------");
+ }
+ }
+}
diff --git a/MainApp/MainApp/MainApp.csproj b/MainApp/MainApp/MainApp.csproj
new file mode 100644
index 0000000..17c1e36
--- /dev/null
+++ b/MainApp/MainApp/MainApp.csproj
@@ -0,0 +1,79 @@
+
+
+
+
+ Debug
+ AnyCPU
+ {E36379F3-3550-422D-9A73-A4A299E37E9C}
+ WinExe
+ MainApp
+ MainApp
+ v4.0
+ 512
+ true
+
+
+ AnyCPU
+ true
+ full
+ false
+ bin\Debug\
+ DEBUG;TRACE
+ prompt
+ 4
+
+
+ AnyCPU
+ pdbonly
+ true
+ bin\Release\
+ TRACE
+ prompt
+ 4
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ Form
+
+
+ MainForm.cs
+
+
+
+
+ MainForm.cs
+
+
+ ResXFileCodeGenerator
+ Resources.Designer.cs
+ Designer
+
+
+ True
+ Resources.resx
+
+
+ SettingsSingleFileGenerator
+ Settings.Designer.cs
+
+
+ True
+ Settings.settings
+ True
+
+
+
+
\ No newline at end of file
diff --git a/MainApp/MainApp/MainForm.Designer.cs b/MainApp/MainApp/MainForm.Designer.cs
new file mode 100644
index 0000000..ae9fff1
--- /dev/null
+++ b/MainApp/MainApp/MainForm.Designer.cs
@@ -0,0 +1,64 @@
+
+namespace MainApp
+{
+ partial class MainForm
+ {
+ ///
+ /// 필수 디자이너 변수입니다.
+ ///
+ private System.ComponentModel.IContainer components = null;
+
+ ///
+ /// 사용 중인 모든 리소스를 정리합니다.
+ ///
+ /// 관리되는 리소스를 삭제해야 하면 true이고, 그렇지 않으면 false입니다.
+ protected override void Dispose(bool disposing)
+ {
+ if (disposing && (components != null))
+ {
+ components.Dispose();
+ }
+ base.Dispose(disposing);
+ }
+
+ #region Windows Form 디자이너에서 생성한 코드
+
+ ///
+ /// 디자이너 지원에 필요한 메서드입니다.
+ /// 이 메서드의 내용을 코드 편집기로 수정하지 마세요.
+ ///
+ private void InitializeComponent()
+ {
+ this.mainGridView = new System.Windows.Forms.DataGridView();
+ ((System.ComponentModel.ISupportInitialize)(this.mainGridView)).BeginInit();
+ this.SuspendLayout();
+ //
+ // mainGridView
+ //
+ this.mainGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+ this.mainGridView.Dock = System.Windows.Forms.DockStyle.Fill;
+ this.mainGridView.Location = new System.Drawing.Point(0, 0);
+ this.mainGridView.Name = "mainGridView";
+ this.mainGridView.RowTemplate.Height = 23;
+ this.mainGridView.Size = new System.Drawing.Size(521, 500);
+ this.mainGridView.TabIndex = 0;
+ //
+ // MainForm
+ //
+ this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 12F);
+ this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+ this.ClientSize = new System.Drawing.Size(521, 500);
+ this.Controls.Add(this.mainGridView);
+ this.Name = "MainForm";
+ this.Text = "Form1";
+ ((System.ComponentModel.ISupportInitialize)(this.mainGridView)).EndInit();
+ this.ResumeLayout(false);
+
+ }
+
+ #endregion
+
+ private System.Windows.Forms.DataGridView mainGridView;
+ }
+}
+
diff --git a/MainApp/MainApp/MainForm.cs b/MainApp/MainApp/MainForm.cs
new file mode 100644
index 0000000..e39e52d
--- /dev/null
+++ b/MainApp/MainApp/MainForm.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Windows.Forms;
+
+namespace MainApp
+{
+ public partial class MainForm : Form
+ {
+ public MainForm()
+ {
+ InitializeComponent();
+
+ InitInstance();
+ }
+
+ private void InitInstance()
+ {
+ //Client.Create_Insert();
+
+ //Client.Handling();
+
+ BindTableToGridView();
+ }
+
+ private void BindTableToGridView()
+ {
+ mainGridView.SuspendLayout();
+ mainGridView.DataSource = Client.GetSampleTable();
+ mainGridView.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.AllCells;
+ mainGridView.ResumeLayout();
+ }
+ }
+}
diff --git a/MainApp/MainApp/MainForm.resx b/MainApp/MainApp/MainForm.resx
new file mode 100644
index 0000000..1af7de1
--- /dev/null
+++ b/MainApp/MainApp/MainForm.resx
@@ -0,0 +1,120 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ text/microsoft-resx
+
+
+ 2.0
+
+
+ System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
+
+
+ System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
+
+
\ No newline at end of file
diff --git a/MainApp/MainApp/Program.cs b/MainApp/MainApp/Program.cs
new file mode 100644
index 0000000..86bdce9
--- /dev/null
+++ b/MainApp/MainApp/Program.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Windows.Forms;
+
+namespace MainApp
+{
+ static class Program
+ {
+ ///
+ /// 해당 애플리케이션의 주 진입점입니다.
+ ///
+ [STAThread]
+ static void Main()
+ {
+ Application.EnableVisualStyles();
+ Application.SetCompatibleTextRenderingDefault(false);
+ Application.Run(new MainForm());
+ }
+ }
+}
diff --git a/MainApp/MainApp/Properties/AssemblyInfo.cs b/MainApp/MainApp/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..c004d65
--- /dev/null
+++ b/MainApp/MainApp/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// 어셈블리에 대한 일반 정보는 다음 특성 집합을 통해
+// 제어됩니다. 어셈블리와 관련된 정보를 수정하려면
+// 이러한 특성 값을 변경하세요.
+[assembly: AssemblyTitle("MainApp")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("MainApp")]
+[assembly: AssemblyCopyright("Copyright © 2022")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// ComVisible을 false로 설정하면 이 어셈블리의 형식이 COM 구성 요소에
+// 표시되지 않습니다. COM에서 이 어셈블리의 형식에 액세스하려면
+// 해당 형식에 대해 ComVisible 특성을 true로 설정하세요.
+[assembly: ComVisible(false)]
+
+// 이 프로젝트가 COM에 노출되는 경우 다음 GUID는 typelib의 ID를 나타냅니다.
+[assembly: Guid("e36379f3-3550-422d-9a73-a4a299e37e9c")]
+
+// 어셈블리의 버전 정보는 다음 네 가지 값으로 구성됩니다.
+//
+// 주 버전
+// 부 버전
+// 빌드 번호
+// 수정 버전
+//
+// 모든 값을 지정하거나 아래와 같이 '*'를 사용하여 빌드 번호 및 수정 번호를
+// 기본값으로 할 수 있습니다.
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/MainApp/MainApp/Properties/Resources.Designer.cs b/MainApp/MainApp/Properties/Resources.Designer.cs
new file mode 100644
index 0000000..c0c1bb0
--- /dev/null
+++ b/MainApp/MainApp/Properties/Resources.Designer.cs
@@ -0,0 +1,70 @@
+//------------------------------------------------------------------------------
+//
+// 이 코드는 도구를 사용하여 생성되었습니다.
+// 런타임 버전:4.0.30319.42000
+//
+// 파일 내용을 변경하면 잘못된 동작이 발생할 수 있으며, 코드를 다시 생성하면
+// 이러한 변경 내용이 손실됩니다.
+//
+//------------------------------------------------------------------------------
+
+
+namespace MainApp.Properties
+{
+ ///
+ /// 지역화된 문자열 등을 찾기 위한 강력한 형식의 리소스 클래스입니다.
+ ///
+ // 이 클래스는 ResGen 또는 Visual Studio와 같은 도구를 통해 StronglyTypedResourceBuilder
+ // 클래스에서 자동으로 생성되었습니다.
+ // 멤버를 추가하거나 제거하려면 .ResX 파일을 편집한 다음 /str 옵션을 사용하여
+ // ResGen을 다시 실행하거나 VS 프로젝트를 다시 빌드하십시오.
+ [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
+ [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+ [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+ internal class Resources
+ {
+
+ private static global::System.Resources.ResourceManager resourceMan;
+
+ private static global::System.Globalization.CultureInfo resourceCulture;
+
+ [global::System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
+ internal Resources()
+ {
+ }
+
+ ///
+ /// 이 클래스에서 사용하는 캐시된 ResourceManager 인스턴스를 반환합니다.
+ ///
+ [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+ internal static global::System.Resources.ResourceManager ResourceManager
+ {
+ get
+ {
+ if ((resourceMan == null))
+ {
+ global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("MainApp.Properties.Resources", typeof(Resources).Assembly);
+ resourceMan = temp;
+ }
+ return resourceMan;
+ }
+ }
+
+ ///
+ /// 이 강력한 형식의 리소스 클래스를 사용하여 모든 리소스 조회에 대해 현재 스레드의 CurrentUICulture 속성을
+ /// 재정의합니다.
+ ///
+ [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+ internal static global::System.Globalization.CultureInfo Culture
+ {
+ get
+ {
+ return resourceCulture;
+ }
+ set
+ {
+ resourceCulture = value;
+ }
+ }
+ }
+}
diff --git a/MainApp/MainApp/Properties/Resources.resx b/MainApp/MainApp/Properties/Resources.resx
new file mode 100644
index 0000000..af7dbeb
--- /dev/null
+++ b/MainApp/MainApp/Properties/Resources.resx
@@ -0,0 +1,117 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ text/microsoft-resx
+
+
+ 2.0
+
+
+ System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
+
+
+ System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
+
+
\ No newline at end of file
diff --git a/MainApp/MainApp/Properties/Settings.Designer.cs b/MainApp/MainApp/Properties/Settings.Designer.cs
new file mode 100644
index 0000000..aeb4f61
--- /dev/null
+++ b/MainApp/MainApp/Properties/Settings.Designer.cs
@@ -0,0 +1,29 @@
+//------------------------------------------------------------------------------
+//
+// This code was generated by a tool.
+// Runtime Version:4.0.30319.42000
+//
+// Changes to this file may cause incorrect behavior and will be lost if
+// the code is regenerated.
+//
+//------------------------------------------------------------------------------
+
+
+namespace MainApp.Properties
+{
+ [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+ [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "11.0.0.0")]
+ internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase
+ {
+
+ private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
+
+ public static Settings Default
+ {
+ get
+ {
+ return defaultInstance;
+ }
+ }
+ }
+}
diff --git a/MainApp/MainApp/Properties/Settings.settings b/MainApp/MainApp/Properties/Settings.settings
new file mode 100644
index 0000000..3964565
--- /dev/null
+++ b/MainApp/MainApp/Properties/Settings.settings
@@ -0,0 +1,7 @@
+
+
+
+
+
+
+