“…But these databases are not scalable for handling big data which encompasses not just structured data, but also semi-structured and unstructured data. Not only SQL (NoSQL) databases have been proposed as an alternative to SQL databases to handle the challenges posed by big data, as these databases efficiently support to a low latency, horizontal scalability, efficient storage, high availability, high concurrency, and reduced operational costs [8,17,35]. Apache Cassandra is one of the most popular key-value pair (KVP) database which belongs to the NoSQL family.…”