	private function _notcreatedby( $option ) {
		$this->addTable( 'revision', 'no_creation_rev' );
		$this->addTable( 'revision_actor_temp', 'no_creation_rev_actor' );
		$user = new \User;

		$this->addWhere( $this->DB->addQuotes( $user->newFromName( $option )->getActorId() ) . ' != no_creation_rev_actor.revactor_actor AND no_creation_rev_actor.revactor_page = page_id AND no_creation_rev.rev_parent_id = 0' );
	}
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.