Apache Cassandra
A wide-column store with no single point of failure, made for huge write volumes across data centres. See how developers rate it month by month on DTDb.
- Category
- database engine
- Developer
- Apache Software Foundation
- Created by
- Avinash Lakshman, Prashant Malik
- First release
- 2008
- License
- Apache-2.0
- Open source
- Yes
- Pricing
- Free
- Website
- https://cassandra.apache.org
- Written in
- Java
- Data model
- Wide-column, Vector
- Storage layout
- Row-oriented
- Workload
- Transactions (OLTP)
- Analytics architecture
- Not an analytics platform
- Query language
- CQL
- ACID transactions
- No
- Schema
- Strict
- Deployment
- Distributed cluster, Managed cloud
- Scaling
- Natively distributed
- Create, read, update, delete
- Create: fast (Writes append to a log, extremely fast); Read: moderate (Fast by partition key, no ad hoc queries); Update: fast (An update is just another write); Delete: slow (Tombstones slow reads until compaction)