data_column.hpp

自己写的

/*  Copy Left/Right : OTHER ,Amfproject                                     *
 *                                                                          *
 *     This program is free software; you can redistribute it and/or modify *
 *  it under the terms of the GNU General Public License as published by    *
 *  the Free Software Foundation; version 2 of the License.                 *
 *                                                                          *
 *  This program is distributed in the hope that it will be useful,         *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           *
 *  GNU General Public License for more details.                            *
 *                                                                          *
 *  You should have received a copy of the GNU General Public License       *
 *  along with this program; if not, write to the Free Software             *
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA*
 ****************************************************************************
 * Project:    LibKDD0
 * Programmer: lucy
 * Created On: Jan 17, 2009
 ****************************************************************************/

#ifndef DATA_COLUMN_HPP_
#define DATA_COLUMN_HPP_
/*-- Compiler Controls -----------------------------------------------------*/

/*-- Includes --------------------------------------------------------------*/
#include "db_queryer.hpp"
#include "dbioservice.hpp"
#include "db_queryer.hpp"

/*-- Namespace Controller --------------------------------------------------*/
namespace kdd
{

/*-- Extern Types ----------------------------------------------------------*/

/*--------------------------------------------------------------------------*/

enum cStat
{
	key = 1, peridictive = 2, event = 4
};

class data_column
{
protected:

	db_queryer qur;

	unsigned int itsStat;

	mysqlpp::FieldTypes::value_type colType;

public:

	data_column(dbioservice &ios,std::string const & datafarm, std::string const& colum, unsigned int status=0);

	std::string getTypeInfo()
	{
		return std::string(colType.sql_name());
	}

	bool isKey() const;

	bool isPeridictable() const;

	bool isEvent() const;

	~data_column()
	{  }

};

/*-- Namespace Ender -------------------------------------------------------*/
}
/*--------------------------------------------------------------------------*/
#endif /* DATA_COLUM_HPP_ */