Delphi更新疏失

unit Unit1;interfaceusesWindows, 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;beginbeginif (trim(Edit2.Text) <> '') or (trim(Edit2.Text) <>'')or(trim(Edit2.Text)<>'') thensSQL1 :='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;beginif (trim(Edit13.Text) <> '') or (trim(Edit14.Text) <>'')or(trim(Edit15.Text)<>'') thenbeginsSQL3 :='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;beginbeginif (trim(Edit2.Text) <> '') or (trim(Edit2.Text) <>'')or(trim(Edit2.Text)<>'') thensSQL :='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;beginbeginif (trim(Edit13.Text) <> '') or (trim(Edit14.Text) <>'')or(trim(Edit15.Text)<>'') thensSQL2 :='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);beginApplication.Terminateend;procedure TForm1.N4Click(Sender: TObject);beginApplication.Terminateend;end.