public function optimize()
	{
		$update = $this->connection->createUpdate();
		$update->addOptimize();
		return $this->connection->update($update);
	}
public function optimize()
	{
		$update = $this->connection->createUpdate();
		$update->addOptimize();
		return $this->connection->update($update);
	}
public function optimize ( ) { $ update = $ this -> connection -> createUpdate ( ) ; $ update -> addOptimize ( ) ; return $ this -> connection -> update ( $ update ) ; }
optimize - Defragment the index

@access public
@return Solarium\QueryType\Update\Result
optimize - Defragment the index