This article will guide you on how to install #Apache spark on a single #Ubuntu system. Apache Spark is a distributed open-source, general-purpose framework used in cluster computing environments for analyzing big data. You will be able to perform basic tests before you start configuring a #Spark cluster and performing advanced actions.
Spark is not a #database so it cannot "store data". It processes #data and stores it temporarily in memory, but that's not presistent storage. It can access data that's in: #SQL Databases (Anything that can be connected using JDBC #driver).