Flexible column-oriented model storing data in columns rather than rows.
Partitions data across nodes using partitioning keys allowing global queries.
On-prem or cloud, in data centers or open source Apache Cassandra versions.
APIs in Java, Python, JS, C++ allows application development.
Spotify, Apple, Netflix etc for user data, sessions, analytics at massive scales.
For distributed, high throughput, always-on applications accessing diverse datasets.