Cassandra is a distributed database from apache that is highly scalable and designed to manage very large amount of structured data.It provides high availability with no single point of failure.Cassandra is a NoSQL database which is distributed and scalable.Cassandra is an apache product.It is an open source,distributed and decentralized storage system.Cassandra is a column oriented database,consistent and fault. Need help or having trouble to learn Cassandra, here’s the place where you can find Cassandra Online Job Support professionals.