It runs on high of Hadoop Distributed File System and permits Hadoop to work like Google’s Bigtable. Microsoft’s Azure Cosmos DB is a proprietary database resolution. The product was designed to be globally distributed to help handle large-scale, horizontally scalable databases. Redis works as a knowledge construction server that stores information in-memory. This signifies that Redis reads and modifies knowledge from the principle memory, however it also has built-in persistence. This function allows saving information to disk so it could be reconstructed if the system restarts.