TableField
TableField* field = dynamic_cast<TableField*>(_field);
TableField* field1 = dynamic_cast<TableField*>(_field1);
TableField* field2 = dynamic_cast<TableField*>(_field2);
TableField* field = dynamic_cast<TableField*>(_field);
TableField* field = new(std::nothrow) TableField(i);
TableField* field = dynamic_cast<TableField*>(row->GetField(k));
TableField* field = dynamic_cast<TableField*>(row->GetField(0));