public ColumnInfo columnHomeDirectory() {
        return _columnHomeDirectory;
    }

    public ColumnInfo columnHomePhone() {
        return _columnHomePhone;
    }

    public ColumnInfo columnHomePostalAddress() {
        return _columnHomePostalAddress;
    }

    public ColumnInfo columnInitials() {
        return _columnInitials;
    }

    public ColumnInfo columnInternationaliSDNNumber() {