/**
* Apply database structure updates
*/
public function structure()
{
$PM = new PermissionModel();
$PM->define(array('Plugins.PostUrl.Allow' => 'Plugins.PostUrl.Allow'));
$Structure = Gdn::structure();
$Structure->table('PostUrl')->column('DiscussionID', 'int(11)', false, 'unique')->column('PostUrlValue', 'int(11)')->column('DateInserted', 'datetime')->set(false, false);
}