diff --git a/data/EmployeeUnit.dfm b/data/EmployeeUnit.dfm
new file mode 100644
index 0000000..346439a
--- /dev/null
+++ b/data/EmployeeUnit.dfm
@@ -0,0 +1,42 @@
+object dmData: TdmData
+  Height = 352
+  Width = 455
+  object mdEmployee: TdxMemData
+    Indexes = <>
+    Persistent.Data = {
+      5665728FC2F5285C8FFE3F060000000A000000010005006E616D650002000000
+      0200040061676500040000000300070073616C61727900020000000500040073
+      6578000A00000001000900706F736974696F6E001E0000000100080061646472
+      657373000106000000C0CCB0FCC0E70134000100E1F5050101000104000000B4
+      EBC7A50114000000BACEBBEA20C7D8BFEEB4EBB1B820B9DDBCDBB5BF}
+    SortOptions = []
+    Left = 288
+    Top = 160
+    object mdEmployeename: TStringField
+      FieldName = 'name'
+      Size = 10
+    end
+    object mdEmployeeage: TSmallintField
+      FieldName = 'age'
+    end
+    object mdEmployeesalary: TIntegerField
+      FieldName = 'salary'
+    end
+    object mdEmployeesex: TBooleanField
+      FieldName = 'sex'
+    end
+    object mdEmployeeposition: TStringField
+      FieldName = 'position'
+      Size = 10
+    end
+    object mdEmployeeaddress: TStringField
+      FieldName = 'address'
+      Size = 30
+    end
+  end
+  object dsEmployee: TDataSource
+    DataSet = mdEmployee
+    Left = 192
+    Top = 152
+  end
+end
diff --git a/data/EmployeeUnit.pas b/data/EmployeeUnit.pas
new file mode 100644
index 0000000..d41aee1
--- /dev/null
+++ b/data/EmployeeUnit.pas
@@ -0,0 +1,33 @@
+unit EmployeeUnit;
+
+interface
+
+uses
+  System.SysUtils, System.Classes, Data.DB, dxmdaset;
+
+type
+  TdmData = class(TDataModule)
+    mdEmployee: TdxMemData;
+    mdEmployeename: TStringField;
+    mdEmployeeage: TSmallintField;
+    mdEmployeesalary: TIntegerField;
+    mdEmployeesex: TBooleanField;
+    mdEmployeeaddress: TStringField;
+    mdEmployeeposition: TStringField;
+    dsEmployee: TDataSource;
+  private
+    { Private declarations }
+  public
+    { Public declarations }
+  end;
+
+var
+  dmData: TdmData;
+
+implementation
+
+{%CLASSGROUP 'Vcl.Controls.TControl'}
+
+{$R *.dfm}
+
+end.
diff --git a/form/MainUnit.dfm b/form/MainUnit.dfm
index 6028134..0d99125 100644
--- a/form/MainUnit.dfm
+++ b/form/MainUnit.dfm
@@ -1,9 +1,9 @@
-object Form1: TForm1
+object frmMain: TfrmMain
   Left = 0
   Top = 0
   Caption = #47700#51064#54268
-  ClientHeight = 441
-  ClientWidth = 624
+  ClientHeight = 601
+  ClientWidth = 752
   Color = clBtnFace
   Font.Charset = DEFAULT_CHARSET
   Font.Color = clWindowText
@@ -11,4 +11,145 @@ object Form1: TForm1
   Font.Name = 'Segoe UI'
   Font.Style = []
   TextHeight = 15
+  object lcMain: TdxLayoutControl
+    Left = 0
+    Top = 0
+    Width = 752
+    Height = 601
+    Align = alClient
+    TabOrder = 0
+    ExplicitLeft = 104
+    ExplicitTop = 72
+    ExplicitWidth = 300
+    ExplicitHeight = 250
+    object btnAdd: TcxButton
+      Left = 405
+      Top = 33
+      Width = 75
+      Height = 35
+      Caption = 'btnAdd'
+      TabOrder = 0
+    end
+    object btnSave: TcxButton
+      Left = 487
+      Top = 33
+      Width = 75
+      Height = 35
+      Caption = 'btnSave'
+      TabOrder = 1
+    end
+    object btnDelete: TcxButton
+      Left = 569
+      Top = 33
+      Width = 75
+      Height = 35
+      Caption = 'btnDelete'
+      TabOrder = 2
+    end
+    object btnCancel: TcxButton
+      Left = 651
+      Top = 33
+      Width = 75
+      Height = 35
+      Caption = 'btnCancel'
+      TabOrder = 3
+    end
+    object grdEmployee: TcxGrid
+      Left = 26
+      Top = 152
+      Width = 700
+      Height = 200
+      TabOrder = 4
+      object dbtvEmployee: TcxGridDBTableView
+        Navigator.Buttons.CustomButtons = <>
+        ScrollbarAnnotations.CustomAnnotations = <>
+        DataController.Summary.DefaultGroupSummaryItems = <>
+        DataController.Summary.FooterSummaryItems = <>
+        DataController.Summary.SummaryGroups = <>
+        OptionsView.GroupByBox = False
+      end
+      object grdEmployeeLevel1: TcxGridLevel
+        GridView = dbtvEmployee
+      end
+    end
+    object lgRoot: TdxLayoutGroup
+      AlignHorz = ahParentManaged
+      AlignVert = avParentManaged
+      Hidden = True
+      ItemIndex = 2
+      ShowBorder = False
+      Index = -1
+    end
+    object lgToolbar: TdxLayoutGroup
+      Parent = lgRoot
+      CaptionOptions.Text = 'New Group'
+      ItemIndex = 3
+      LayoutDirection = ldHorizontal
+      Index = 0
+    end
+    object lgInput: TdxLayoutGroup
+      Parent = lgRoot
+      CaptionOptions.Text = 'New Group'
+      Index = 1
+    end
+    object lgGrid: TdxLayoutGroup
+      Parent = lgRoot
+      CaptionOptions.Text = 'New Group'
+      Index = 2
+    end
+    object liAdd: TdxLayoutItem
+      Parent = lgToolbar
+      AlignHorz = ahRight
+      CaptionOptions.Text = 'cxButton1'
+      CaptionOptions.Visible = False
+      Control = btnAdd
+      ControlOptions.OriginalHeight = 35
+      ControlOptions.OriginalWidth = 75
+      ControlOptions.ShowBorder = False
+      Index = 0
+    end
+    object liSave: TdxLayoutItem
+      Parent = lgToolbar
+      AlignHorz = ahRight
+      CaptionOptions.Text = 'cxButton2'
+      CaptionOptions.Visible = False
+      Control = btnSave
+      ControlOptions.OriginalHeight = 35
+      ControlOptions.OriginalWidth = 75
+      ControlOptions.ShowBorder = False
+      Index = 1
+    end
+    object liDelete: TdxLayoutItem
+      Parent = lgToolbar
+      AlignHorz = ahRight
+      CaptionOptions.Text = 'cxButton3'
+      CaptionOptions.Visible = False
+      Control = btnDelete
+      ControlOptions.OriginalHeight = 35
+      ControlOptions.OriginalWidth = 75
+      ControlOptions.ShowBorder = False
+      Index = 2
+    end
+    object liCancel: TdxLayoutItem
+      Parent = lgToolbar
+      AlignHorz = ahRight
+      CaptionOptions.Text = 'cxButton4'
+      CaptionOptions.Visible = False
+      Control = btnCancel
+      ControlOptions.OriginalHeight = 35
+      ControlOptions.OriginalWidth = 75
+      ControlOptions.ShowBorder = False
+      Index = 3
+    end
+    object liGrid: TdxLayoutItem
+      Parent = lgGrid
+      CaptionOptions.Text = 'cxGrid2'
+      CaptionOptions.Visible = False
+      Control = grdEmployee
+      ControlOptions.OriginalHeight = 200
+      ControlOptions.OriginalWidth = 250
+      ControlOptions.ShowBorder = False
+      Index = 0
+    end
+  end
 end
diff --git a/form/MainUnit.pas b/form/MainUnit.pas
index 95526f6..f7e51a0 100644
--- a/form/MainUnit.pas
+++ b/form/MainUnit.pas
@@ -4,10 +4,33 @@ interface
 
 uses
   Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
-  Vcl.Controls, Vcl.Forms, Vcl.Dialogs;
+  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, cxGraphics, dxUIAClasses, cxControls,
+  cxLookAndFeels, cxLookAndFeelPainters, dxSkinsCore, dxSkinWXI,
+  dxLayoutControlAdapters, dxLayoutContainer, Vcl.Menus, cxStyles, cxCustomData,
+  cxFilter, cxData, cxDataStorage, cxEdit, cxNavigator, dxDateRanges,
+  dxScrollbarAnnotations, Data.DB, cxDBData, cxGridLevel, cxClasses,
+  cxGridCustomView, cxGridCustomTableView, cxGridTableView, cxGridDBTableView,
+  cxGrid, Vcl.StdCtrls, cxButtons, dxLayoutControl;
 
 type
-  TForm1 = class(TForm)
+  TfrmMain = class(TForm)
+    lgRoot: TdxLayoutGroup;
+    lcMain: TdxLayoutControl;
+    lgToolbar: TdxLayoutGroup;
+    lgInput: TdxLayoutGroup;
+    lgGrid: TdxLayoutGroup;
+    btnAdd: TcxButton;
+    liAdd: TdxLayoutItem;
+    btnSave: TcxButton;
+    liSave: TdxLayoutItem;
+    btnDelete: TcxButton;
+    liDelete: TdxLayoutItem;
+    btnCancel: TcxButton;
+    liCancel: TdxLayoutItem;
+    dbtvEmployee: TcxGridDBTableView;
+    grdEmployeeLevel1: TcxGridLevel;
+    grdEmployee: TcxGrid;
+    liGrid: TdxLayoutItem;
   private
     { Private declarations }
   public
@@ -15,7 +38,7 @@ type
   end;
 
 var
-  Form1: TForm1;
+  frmMain: TfrmMain;
 
 implementation
 
diff --git a/form/데이타셋데모.dproj.local b/form/데이타셋데모.dproj.local
new file mode 100644
index 0000000..3f44d9d
--- /dev/null
+++ b/form/데이타셋데모.dproj.local
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<BorlandProject>
+	<Transactions>
+    <Transaction>1899-12-30 00:00:00.000.571,D:\Embarcadero\projects\Project1.dproj=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\데이타셋데모.dproj</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.855,D:\Embarcadero\projects\Unit1.pas=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.pas</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.354,=D:\Embarcadero\projects\Unit1.pas</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.855,D:\Embarcadero\projects\Unit1.dfm=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.dfm</Transaction>
+  </Transactions>
+</BorlandProject>
diff --git a/form/데이타셋데모.identcache b/form/데이타셋데모.identcache
new file mode 100644
index 0000000..d9dc332
Binary files /dev/null and b/form/데이타셋데모.identcache differ
diff --git a/데이타셋데모.dpr b/데이타셋데모.dpr
index 8239494..20fcbae 100644
--- a/데이타셋데모.dpr
+++ b/데이타셋데모.dpr
@@ -2,13 +2,15 @@ program 
 
 uses
   Vcl.Forms,
-  MainUnit in 'form\MainUnit.pas' {Form1};
+  MainUnit in 'form\MainUnit.pas' {frmMain},
+  EmployeeUnit in 'data\EmployeeUnit.pas' {dmData: TDataModule};
 
 {$R *.res}
 
 begin
   Application.Initialize;
   Application.MainFormOnTaskbar := True;
-  Application.CreateForm(TForm1, Form1);
+  Application.CreateForm(TfrmMain, frmMain);
+  Application.CreateForm(TdmData, dmData);
   Application.Run;
 end.
diff --git a/데이타셋데모.dproj b/데이타셋데모.dproj
index 1a1787b..5df089b 100644
--- a/데이타셋데모.dproj
+++ b/데이타셋데모.dproj
@@ -128,9 +128,14 @@
             <MainSource>MainSource</MainSource>
         </DelphiCompile>
         <DCCReference Include="form\MainUnit.pas">
-            <Form>Form1</Form>
+            <Form>frmMain</Form>
             <FormType>dfm</FormType>
         </DCCReference>
+        <DCCReference Include="data\EmployeeUnit.pas">
+            <Form>dmData</Form>
+            <FormType>dfm</FormType>
+            <DesignClass>TDataModule</DesignClass>
+        </DCCReference>
         <BuildConfiguration Include="Base">
             <Key>Base</Key>
         </BuildConfiguration>
@@ -157,7 +162,7 @@
                 </Excluded_Packages>
             </Delphi.Personality>
             <Deployment Version="5">
-                <DeployFile LocalName="Win32\Debug\데이타셋데모.exe" Configuration="Debug" Class="ProjectOutput">
+                <DeployFile LocalName="..\bin\Win32\Debug\데이타셋데모.exe" Configuration="Debug" Class="ProjectOutput">
                     <Platform Name="Win32">
                         <RemoteName>데이타셋데모.exe</RemoteName>
                         <Overwrite>true</Overwrite>
diff --git a/데이타셋데모.dproj.local b/데이타셋데모.dproj.local
index 3107db3..de2a138 100644
--- a/데이타셋데모.dproj.local
+++ b/데이타셋데모.dproj.local
@@ -1,9 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
 <BorlandProject>
-  <Transactions>
-    <Transaction>2024-12-01 10:39:59.354,=D:\Embarcadero\projects\Unit1.pas</Transaction>
-    <Transaction>2024-12-01 10:41:15.855,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.dfm=D:\Embarcadero\projects\Unit1.dfm</Transaction>
-    <Transaction>2024-12-01 10:41:15.855,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.pas=D:\Embarcadero\projects\Unit1.pas</Transaction>
-    <Transaction>2024-12-01 10:41:59.571,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\데이타셋데모.dproj=D:\Embarcadero\projects\Project1.dproj</Transaction>
+	<Transactions>
+    <Transaction>1899-12-30 00:00:00.000.855,D:\Embarcadero\projects\Unit1.dfm=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.dfm</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.354,=D:\Embarcadero\projects\Unit1.pas</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.855,D:\Embarcadero\projects\Unit1.pas=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\form\MainUnit.pas</Transaction>
+    <Transaction>1899-12-30 00:00:00.000.571,D:\Embarcadero\projects\Project1.dproj=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\데이타셋데모.dproj</Transaction>
+    <Transaction>2024-12-01 11:13:59.659,=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit1.pas</Transaction>
+    <Transaction>2024-12-01 11:14:37.186,=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit1.pas</Transaction>
+    <Transaction>2024-12-01 11:15:25.287,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\data\DataUnit.pas=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit1.pas</Transaction>
+    <Transaction>2024-12-01 11:15:25.287,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\data\DataUnit.dfm=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit1.dfm</Transaction>
+    <Transaction>2024-12-01 11:16:09.428,=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit2.pas</Transaction>
+    <Transaction>2024-12-01 11:16:36.509,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\data\EmployeeUnit.pas=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit2.pas</Transaction>
+    <Transaction>2024-12-01 11:16:36.509,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\data\EmployeeUnit.dfm=D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\Unit2.dfm</Transaction>
+    <Transaction>2024-12-01 11:16:58.855,D:\Embarcadero\projects\스터디\2024.12.01.dataset_demo\soruce\data\DataUnit.pas=</Transaction>
   </Transactions>
 </BorlandProject>
diff --git a/데이타셋데모.identcache b/데이타셋데모.identcache
new file mode 100644
index 0000000..d50e6e4
Binary files /dev/null and b/데이타셋데모.identcache differ