statement.h

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//////////////////////////////////////////////////////////////////////
//
// File Name 	: Statement.h
// Written by	: [e-mail]
// Description	: SQL 巩阑 父电促..
//
//////////////////////////////////////////////////////////////////////

#ifndef __STATEMENT_H__
#define __STATEMENT_H__

// include files
#include "Types.h"
#include "Exception.h"
#include "Connection.h"

// forward declaration
class Result;

//////////////////////////////////////////////////////////////////////
//
// class Statement;
//
// SQL巩阑 父甸绢 叼厚俊 孽府茄促.
//
//////////////////////////////////////////////////////////////////////

class Statement {

public:
	
	// constructor
	Statement() throw(); 

	// constructor
    Statement(char * fmt, ...) throw(Error);

	// destructor
	~Statement() throw();

public:
    
	// 荤傈俊 瘤沥等 SQL 巩阑 啊瘤绊 孽府茄促.
    Result * executeQuery() throw(SQLQueryException, Error);
	
	// SQL 巩阑 罐酒辑 孽府茄促.
	Result * executeQuery(char *,...) throw(SQLQueryException, Error);
	Result * executeQuery(const string& sqlStatement) throw(SQLQueryException, Error);
	
	// get SQL statement
	string getStatement() const throw() { return m_Statement; }

	// SQL 巩阑 瘤沥茄促.
	void setStatement(char * fmt, ...) throw(Error);

	// get connection object
	Connection * getConnection() const throw() { return m_pConnection; }

	// set connection object
	void setConnection(Connection * pConnection) throw() { m_pConnection = pConnection; }

	// get warning/error string
	string getError() const throw() 
	{ 
		return(m_pConnection == NULL) ?("Not Associated with Connection Object") :(m_pConnection->getError()); 
	}

	// get affected rows
	uint getAffectedRowCount() const throw() { return m_nAffectedRows; }

	
private:
	
	// Connection
	Connection * m_pConnection;

	// SQL Statement