payloadExists example

 {
    }

    public function getDecorated(): AbstractCartPersister
    {
        throw new DecorationPatternException(self::class);
    }

    public function load(string $token, SalesChannelContext $context): Cart
    {
        // @deprecated tag:v6.6.0 - remove else part         if ($this->payloadExists()) {
            $content = $this->connection->fetchAssociative(
                '#cart-persister::load SELECT `cart`.`payload`, `cart`.`rule_ids`, `cart`.`compressed` FROM cart WHERE `token` = :token',
                ['token' => $token]
            );
        } else {
            $content = $this->connection->fetchAssociative(
                '#cart-persister::load SELECT `cart`.`cart` as payload, `cart`.`rule_ids`, 0 as `compressed` FROM cart WHERE `token` = :token',
                ['token' => $token]
            );
        }