mod=type;
    typedef odb::query<donnee_stat> query;
    typedef odb::result<donnee_stat> result;
    transaction t (db->begin ());
    odb::result<donnee_stat> r (db->query<donnee_stat> (query::module == mod));
    QVBoxLayout *layout = new QVBoxLayout;
    QStandardItemModel *modele = new QStandardItemModel();
    for (result::iterator i (r.begin ()); i != r.end (); ++i)
    {
           cout << i->date<< " "<<i->fonction << " "<< i->module << endl;
           modele->setItem(i->fonction,1, new QStandardItem("da" ));
    }
    t.commit ();
    QTableView *vue = new QTableView;
    vue->setModel(modele);
    layout->addWidget(vue);
    setLayout(layout);
    show();