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procedure TForm1.Button1Click(Sender: TObject);
begin
WinExec(pchar('D:\ora92\bin\exp mymis/123456@v2 file=F:\dmp\mymis'+formatdatetime('YYYYMMDD',date)+'.dmp owner=mymis'),SW_SHOW);
end;



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procedure TForm1.Button1Click(Sender: TObject);
begin
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