Learning PHP and MySQL
Example 12-8 Updating a field
<?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 = "UPDATE `books` SET `pages`=558 WHERE `title_id`=2";
$result = $connection->query($query);
if (DB::isError($result)){
die("Could not query the database: <br />".$query." ".DB::errorMessage($result));
}
echo "Updated successfully!";
$connection->disconnect();
?>
Posted by on 09/25 at 11:16 AM
Next entry: Example 12-9 Providing a link to delete a purchase in deletion_link.php
Previous entry: Cross-Site Scripting Attacks