what is cassandra db used for
Cassandra - Introduction. Apache Cassandra is a highly scalable, high-performance distributed database designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. It is a type of NoSQL database. Let us first understand what a NoSQL database does.
Contrasting Hadoop & Apache Cassandraâ¢. Apache Cassandra is a NoSQL database ideal for high-speed, online transactional data, while Hadoop is a big data analytics system that focuses on data warehousing and data lake use cases. Learn NoSQL basics in DS101 Learn More.