procedure TForm1.FormCreate(Sender: TObject);
begin
Database1.Close;
Database1.Params.Values['User Name']:='super';
Database1.Params.Values['Password']:='helloworld';
Database1.Open;end;procedure TForm1.Button2Click(Sender: TObject);
begin
    Query1.Close;
    Query1.SQL.Clear;
    Edit3.Clear;
    Query1.UnPrepare;
    Query1.ParamByName('name').AsString:=Edit3.Text;
    Query1.SQL.Add('select * from number where name:=name');
    Query1.Prepare;
    Query1.Open;
end;procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Database1.Close;
end;
看过进程占用,似乎没有问题的,是不是涉及数据库资源了....