Delphi更新疏失

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DB, ADODB, StdCtrls, Mask, DBCtrls, wwdbedit, Grids, Wwdbigrd,
  Wwdbgrid, Menus, ExtCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    ADOConnection1: TADOConnection;
    GroupBox1: TGroupBox;
    Label2: TLabel;
    Label1: TLabel;
    Label3: TLabel;
    Edit7: TEdit;
    Edit8: TEdit;
    Edit9: TEdit;
    GroupBox2: TGroupBox;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Edit13: TEdit;
    Edit14: TEdit;
    Edit15: TEdit;
    Button5: TButton;
    Button6: TButton;
    wwDBEdit10: TwwDBEdit;
    MainMenu1: TMainMenu;
    N1: TMenuItem;
    N3: TMenuItem;
    N4: TMenuItem;
    procedure Button2Click(Sender: TObject);

    procedure Button6Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure N4Click(Sender: TObject);

  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
 //进货单下表更新
----------------------------这段代码更新数据更新步了-----------------------------------------
procedure TForm1.Button2Click(Sender: TObject);
var
  sSQL1: String;
begin
begin
if (trim(Edit2.Text) <> '') or (trim(Edit2.Text) <>'')or(trim(Edit2.Text)<>'') then
sSQL1 :='update ANT SET VEN=''' + Edit2.Text + ''',CUR=''' + Edit3.Text + ''' WHERE PANNO=''' + Edit1.Text + '''';
ADOConnection1.Execute(sSQL1);
  ShowMessage('上表更新完成');
end;
end;
-----------------------------这段代码更新数据更新步了---------------------------
 //采购订单下表更新
procedure TForm1.Button6Click(Sender: TObject);
var
  sSQL3: String;
begin
if (trim(Edit13.Text) <> '') or (trim(Edit14.Text) <>'')or(trim(Edit15.Text)<>'') then
begin
sSQL3 :='UPDATE POT SET VEN=''' + Edit14.Text + ''',CUR=''' + Edit13.Text + ''' WHERE PORNO=''' + Edit15.Text + '''';
ADOConnection1.Execute(sSQL3);
  ShowMessage('下表更新完成');
end;
end;

 //进货单上表更新
procedure TForm1.Button1Click(Sender: TObject);
var
 sSQL:string;
begin
begin
if (trim(Edit2.Text) <> '') or (trim(Edit2.Text) <>'')or(trim(Edit2.Text)<>'') then
sSQL :='update MAINAN SET VEN=''' + Edit2.Text + ''',CUR=''' + Edit3.Text + ''' WHERE PANNO=''' + Edit1.Text + '''';
ADOConnection1.Execute(sSQL);
  ShowMessage('上表更新完成');
end;
end;

 //采购订单上表更新
procedure TForm1.Button5Click(Sender: TObject);
var
 sSQL2:string;
begin
begin
if (trim(Edit13.Text) <> '') or (trim(Edit14.Text) <>'')or(trim(Edit15.Text)<>'') then
sSQL2 :='UPDATE MAINPO SET VEN=''' + Edit14.Text + ''',CUR=''' + Edit13.Text + ''' WHERE PORNO=''' + Edit15.Text + '''' ;
ADOConnection1.Execute(sSQL2);
  ShowMessage('上表更新完成');
end;
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Application.Terminate
end;

procedure TForm1.N4Click(Sender: TObject);
begin
Application.Terminate
end;

end.