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    CoInitialize(nil);
    ADOQuery.Close;
    ADOConnection.Connected := False;
    ADOConnection.Close;
    ADOConnection.ConnectionString:='Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\daten\meinedaten.mdb;Persist Security Info=False';
    ADOCOnnection.Connected:=True;
    ADOQuery.Connection:=ADOConnection;
    Try
        ADOQuery.sql.clear;
        ADOQuery.SQL.Add('select * from MeineTabelle');
        ADOQuery.Open;
        if not ADOQuery.EOF then begin
         ADOQuery.First;
          while not ADOQuery.EOF do begin
            vorname := ADOQuery.FieldByName('vorname').AsString;
            nachname:= ADOQuery.FieldByName('nachname').AsString;
            ADOQuery.Next;
          end;
        end;
        ADOQuery.Close;
    finally
      ADOQuery.Close;
      ADOConnection.Close;
      CoUninitialize;
   end;