จะลำดับ sql query ยังไงกับระบบ จองโรงแรม เมื่อมี period ราคาโปรโมชั้น ครับ

	$query = mysql_query("SELECT * FROM room_period WHERE products_code = '".$_SESSION['products_code'][$i]."' AND period_type = '1' AND ((period_start <= '".$_SESSION['check_in'][$i]."' AND period_end >= '".$_SESSION['check_out'][$i]."') OR (period_end between '".$_SESSION['check_in'][$i]."' AND '".$_SESSION['check_out'][$i]."' AND period_end != '".$_SESSION['check_in'][$i]."') OR (period_start between '".$_SESSION['check_in'][$i]."' AND '".$_SESSION['check_out'][$i]."' AND period_start != '".$_SESSION['check_out'][$i]."'))") or die(mysql_error());	// Query Period From Database			
						$queryCount = mysql_num_rows($query);
						if ($queryCount == 0){ // Not Have Result
							echo "<div class=error>선택하신 기간내에 컨택가격이 없습니다. 커뮤니티란 또는 전화로 문의해주세요~</div>";
						} else {
						$bed_id = $_SESSION['room_id'][$i];
						$mydb->strTable = "room_bedroom_detail";
						$mydb->strCondition = "bedroom_id = '$bed_id'";
						$objBed =$mydb->fncSelectRecord();
						
						$bedtype_id = $objBed['bedtype_id'];
						$mydb->strTable = "room_bedtype";
						$mydb->strCondition = "bedtype_id = '$bedtype_id'";
						$objType =$mydb->fncSelectRecord();
						
						$room_id = $objBed['room_id'];
						$mydb->strTable = "room_information";
						$mydb->strCondition = "room_id = '$room_id'";
						$objRoom =$mydb->fncSelectRecord();
						?>
							<td align="center"  rowspan="<?=$queryCount; ?>"><input type="checkbox" name="chkCartNo[]" class="chkHotel" value="<?=$i; ?>"></td>
							<td align="center" rowspan="<?=$queryCount; ?>"><?=$_SESSION['check_in'][$i]; ?> ~ <?=$_SESSION['check_out'][$i]; ?></td>
							<td align="center" rowspan="<?=$queryCount; ?>"><?=$objRoom['room_name']; ?> / <?=$objType['bedtype_name']; ?></td>
							<td align="center" rowspan="<?=$queryCount; ?>"><?=$_SESSION['room_count'][$i] ?>&nbsp;개</td>
						<?
							$check_in = $_SESSION['check_in'][$i];
							$check_out = $_SESSION['check_out'][$i];
							$dayOfDate = array();
							while (strtotime($check_in) < strtotime($check_out)){ // insert Check in Date to Array
								$dayOfDate[] = $check_in;
								$check_in = date("Y-m-d", strtotime("+1 day", strtotime($check_in)));
							}
							while ($objResult = mysql_fetch_array($query)){ // Loop Result From Period Query
								$day_start = $objResult['period_start'];
								$day_end = $objResult['period_end'];
								$total_night = CalNight($_SESSION['check_in'][$i], $_SESSION['check_out'][$i], $objResult['period_start'], $objResult['period_end']); // Calculate Night In this Period
								$allSumSurcharge = 0;
								$surchargeQuery = mysql_query("SELECT * FROM room_period WHERE products_code = '".$_SESSION['products_code'][$i]."' AND period_type != '1' AND ((period_start <= '$day_start' AND period_end >= '$day_end') OR (period_end between '$day_start' AND '$day_end' AND period_end != '$day_start') OR (period_start between '$day_start' AND '$day_end' AND period_start != '$day_end'))") or die(mysql_error()); // Find Surcharge Period
								$bedroom_id = $objBed['bedroom_id'];
								$period_id = $objResult['period_id'];
								$mydb->strTable = "room_bedroom_price";
								$mydb->strCondition = "bedroom_id = '$bedroom_id' AND period_id = '$period_id'";
								$objPrice =$mydb->fncSelectRecord();
						?>
								<td align="center"><?
								 	echo $total_night;
								 ?>&nbsp;박</td>
								<td align="center"><?=number_format($objPrice['bedroom_price'],0); ?>&nbsp;바트</td>
								<td align="center">
									<?php
										$in_night = array();
										while(strtotime($day_start) < strtotime($day_end)){ // Insert Period Date to Array
											if(in_array($day_start, $dayOfDate)){
												$in_night[] = $day_start;
											}
											$day_start = date("Y-m-d", strtotime("+1 day", strtotime($day_start)));
										}
										$count_s = 0;
										$count_g = 0;
										$sumGaladinner = 0;
										while ($surchargeResult = mysql_fetch_array($surchargeQuery)){ // Loop Result From Surcharge Query
											$period_id = $surchargeResult['period_id'];
											$p_start = $surchargeResult['period_start'];
											$p_end = $surchargeResult['period_end'];
											while (strtotime($p_start) < strtotime($p_end)){
												if(in_array($p_start, $in_night)){
													if($surchargeResult['period_type'] == 2){ // if this period is Surcharge
														$count_s = $count_s+1;
													}
													if($surchargeResult['period_type'] == 3) { // if this Period is Galadinner
														$mydb->strTable = "galadinner";
														$mydb->strCondition = "period_id = '$period_id' ";
														$objGaladinner = $mydb->fncSelectRecord();
														$adult_price = $_SESSION['room_adult'][$i]*$objGaladinner['gala_adult_price'];
														$child_price = $_SESSION['room_child'][$i]*$objGaladinner['gala_child_price'];
														$baby_price = $_SESSION['room_babe'][$i]*$objGaladinner['gala_babe_price'];
														$sumGaladinner = $adult_price+$child_price+$baby_price;
													}
												}
												$p_start = date("Y-m-d", strtotime("+1 day", strtotime($p_start)));
											}
											$mydb->strTable = "surcharge";
											$mydb->strCondition = "period_id = '$period_id' ";
											$objSurcharge = $mydb->fncSelectRecord();
											if($total_night != '0'){
												$sumSurcharge = $count_s*$_SESSION['room_count'][$i]*$objSurcharge['surcharge_price'];
											} else {
												$sumSurcharge = 0;
											}
									 }
									 //echo $count_s."<br>";
									 $allSumSurcharge = $sumSurcharge+$sumGaladinner; // Calculate total of Surcharge & Galadinner
									 echo number_format($allSumSurcharge, 0);
									?>
									바트
								</td>
								<td align="center" class="brrightnone">
								<span style="color: red;font-weight:bold;">
								<? 
									$total = CalTotal($objPrice['bedroom_price'], $total_night, $_SESSION['room_count'][$i])+$allSumSurcharge;
									echo number_format(getCurrency($total), 0)." 원"; 
								?>
								</span><br>
								(<?=number_format($total,0); ?>&nbsp;바트)
								</td>
								<tr>
						<?
							}
						}