PHP での MYSQL TRUNCATE の使用

PHP の MySQL TRUNCATE TABLE

<?php$host="localhost"; $username="user";$password="mysql_password";$database="database_name";$table="table_name";$connection = mysql_connect("$host", "$username", "$password") or die ("Unable to connect to server");mysql_select_db("$database") or die ("Unable to select database");$sql = "TRUNCATE TABLE `$table`";mysql_query($sql);echo "Table Deleted";mysql_close($connection);?>