update mysql table with list values - php

Question

i have a form that extract data from mysql table into a form, each row has a menu to choose a value from and i want to update mysql with each value choosen for each row when the 'Apply To All' button is clicked but doesnt work at all.,here is my code.
<td><form id="main" name="main" method="post" action="setProjectStatus.php" onsubmit="return validateMain();">
<table width="100%" cellspacing="1" cellpadding="1">
<tr>
<td width="35%" rowspan="3"><img src="../img/project.jpg" alt="Comp Sci Stud" width="325" height="199" border="2" /></td>
<td width="65%" height="42" colspan="2"><table width="94%" cellpadding="1" cellspacing="1" class="main_table">
<tr class="table_title">
<td width="100%" class="table_title">Set Project Status. </td>
</tr>
<tr>
<td height="26"> </td>
</tr>
<tr>
<td height="26"><table width="100%" cellspacing="1" cellpadding="1">
<tr class="table_head">
<td width="2%" height="35"><div align="center"></div></td>
<td width="26%" height="35"><div align="center">Student Name</div></td>
<td colspan="2"><div align="center">Project</div></td>
<td width="19%"><div align="center">Status</div></td>
</tr>
<?php
session_start();
$username = $_SESSION['username'];
require_once("mysqlConnect.php");
//
$sql="SELECT * FROM spms_Student";
$result=mysql_query($sql);
$count=mysql_num_rows($result);
echo "There are $count projects to be undertaken.";
while($rows=mysql_fetch_array($result)){
//
$query = "SELECT name FROM spms_systemUser WHERE userId = '".$rows[0]."'";
$result1 = mysql_query($query) or die(mysql_error());
$row = mysql_fetch_array($result1);
$name = $row[0];
?>
<tr>
<td height="25" align="center"> </td>
<td align="center"><?php echo $name; ?></td>
<td colspan="2" align="center"><?php echo $rows[1]; ?></td>
<td align="center"><label>
<select name="select" class="form_field_100px_select">
<option value="Pending" selected="selected">Pending</option>
<option value="Approved">Approved</option>
<option value="Disapproved">Disapproved</option>
</select>
</label></td>
</tr>
<?php
}
?>
<tr class="pager_bg">
<td height="35"> </td>
<td> </td>
<td width="37%" align="right"><input name="done" type="button" id="done" value="Done" onclick="window.location='../coordinatorMenu.html'" /></td>
<td width="16%"><label>
<input name="approveAll" type="submit" id="approveAll" value="Approve All" />
</label></td>
<td><input name="apply" type="submit" id="apply" value="Apply To All" /></td>
</tr>
<?php
mysql_close();
?>
</table></td>
</tr>
</table></td>
</tr>
<tr>
<td colspan="2"> </td>
</tr>
<tr>
<td colspan="2"><label></label> <label></label></td>
</tr>
</table>
</form></td>

Answer 1

You're trying to reuse your MySQL connection while still holding on to the resultset from the first query. You need to create a second connection for the inner loop queries. Even better would probably be to rewrite your query using a join, but I can't say for sure without knowing your schema.