Compactar arquivo access 2000
16/03/2003
0
Pessoal,
como realizar a compactação do arquivo MDB via delphi?
[]´s
como realizar a compactação do arquivo MDB via delphi?
[]´s
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16/03/2003
Adilsond
Feito em Delphi3.
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
procedure Access_Compact(const aAccess: string);
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
uses ComObj;
{$R *.DFM}
procedure TForm1.Access_Compact(const aAccess: string);
const
bak_ext = ´.$$$´;
stAccessDB = ´Provider=Microsoft.Jet.OLEDB.4.0;´ +
´Data Source=¬s´;
var
JetEngine: Variant;
TempName: string;
begin
TempName := ChangeFileExt(aAccess, bak_ext);
DeleteFile(TempName);
JetEngine := CreateOleObject(´JRO.JetEngine´);
try
JetEngine.CompactDatabase(Format(stAccessDB,[aAccess]),Format(stAccessDB,[TempName]));
DeleteFile(aAccess);
RenameFile(TempName, aAccess);
finally
JetEngine := Unassigned;
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
Screen.Cursor := crHourglass;
try
Access_Compact(´C:\Meus documentos\db1.mdb´);
finally
Screen.Cursor := crDefault;
end;
ShowMessage(´Compactação completa.´);
end;
end.
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
procedure Access_Compact(const aAccess: string);
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
uses ComObj;
{$R *.DFM}
procedure TForm1.Access_Compact(const aAccess: string);
const
bak_ext = ´.$$$´;
stAccessDB = ´Provider=Microsoft.Jet.OLEDB.4.0;´ +
´Data Source=¬s´;
var
JetEngine: Variant;
TempName: string;
begin
TempName := ChangeFileExt(aAccess, bak_ext);
DeleteFile(TempName);
JetEngine := CreateOleObject(´JRO.JetEngine´);
try
JetEngine.CompactDatabase(Format(stAccessDB,[aAccess]),Format(stAccessDB,[TempName]));
DeleteFile(aAccess);
RenameFile(TempName, aAccess);
finally
JetEngine := Unassigned;
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
Screen.Cursor := crHourglass;
try
Access_Compact(´C:\Meus documentos\db1.mdb´);
finally
Screen.Cursor := crDefault;
end;
ShowMessage(´Compactação completa.´);
end;
end.
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