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class Possessions : public QObject
{
    Q_OBJECT
public:
    explicit Possessions(Database * db, QObject *parent = 0);
    ~Possessions();

    const QString table = "Possessions";
    const QList<QString> columns = {
        "person_id",
        "share_id"
        "amount"
    };

    QList<Possession *>& get_all() { return rows; }
    Possession* get_one(const Venue& venue, const Person& person, const Share& share);

signals:

public slots:

private:
    Database * db_ptr;
    QList<Possession *> rows;
};