Learning PHP and MySQL

Example 12-9 Providing a link to delete a purchase in deletion_link.php

<?php require_once('db_login.php'); require_once('DB.php');
$connection  =  DB::connect("mysql://$db_username:$db_password@$db_host/$db_database");
if  (
DB::isError($connection)){
die  ("Could  not  connect  to  the  database:  <br  />".  DB::errorMessage($connection));
}
$query  
=  "SELECT  *  FROM  `purchases`  NATURAL  JOIN  `books`";
$result  =  $connection->query($query);
if  (
DB::isError($result)){
die("Could  not  query  the  database:  <br  />".$query."  ".DB::errorMessage($result));
}
echo  '<table  border="1">';
echo  
"<tr><th>User</th><th>Title</th><th>Purchased</th><th>Remove</th></tr>";
while  (
$result_row  =  $result->fetchRow(DB_FETCHMODE_ASSOC))  {
echo  "<tr><td>";
echo  
$result_row["user_id"]  .  '</td><td>';
echo  
$result_row["title"]  .  '</td><td>';
echo  
$result_row["purchased"]  .  '</td><td>';
echo  
'<a  href="delete.php?purchase_id='.$result_row["purchase_id"].'">Click  to remove  from  purchases</a></td></tr>';
}
echo  '</table>';
$connection->disconnect();
?>

Posted by on 09/25 at 11:17 AM

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