Is Cassandra a columnar database?

Related questions

1. What is the default port for Cassandra?
2. Is Cassandra schema free?
3. What does it mean to be a Cassandra?
4. What is a cluster and node?
5. What is the purpose of using thrift in Cassandra?
6. What is Tableplus?
7. What is JMX Cassandra?
8. What is used with a HMAC and a secret key?
9. What is thrift in Cassandra?
10. What is seed in Cassandra?

Tags

1. #means
2. #databases
3. #columns
4. #added
5. #machines
6. #automatically
7. #removed
8. #organizes
9. #partitioned
10. #columnar
11. #cassandra
12. #stored
13. #oriented
14. #repartition
15. #relational
16. #store
17. #column
18. #cluster