(5) Consistency versus Latency: Studies indicate that latency is a critical factor in online interactions. Increase as small as 100 ms can dramatically reduce the probability that customers will continue to interact or return [23] to a web portal. In case of e-Commerce application this is directly related to the profits. Latency can be achieved without compensating the CAP theorem and hence it is expected that database management systems are increasingly going to pay more attention to decreasing the latency.