cassandra

Cassandra is a free and open-source, distributed, wide-column store, NoSQL database.

Download this Image

The image is available on cgr.dev:

docker pull cgr.dev/chainguard/cassandra:latest

Deploying

Deploy a new instance of Cassandra using this image:

docker run -d \
  --name cassandra \
  -e CASSANDRA_START_RPC=true \
  -p 9042:9042 cgr.dev/chainguard/cassandra:latest

You can use nodetool status command to check if Cassandra is running properly. Note, it'll take a couple of minutes for Cassandra to become fully operational:

docker exec -it cassandra nodetool status

Datacenter: datacenter1
=======================
Status=Up/Down
|/ State=Normal/Leaving/Joining/Moving
--  Address    Load        Tokens  Owns (effective)  Host ID                               Rack
UN  127.0.0.1  104.38 KiB  16      100.0%            0e75f72d-d273-4fac-807e-2b230583458c  rack1

cqlsh is available on the image:

docker exec -i cassandra cqlsh -e "
CREATE KEYSPACE testkeyspace WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1};
USE testkeyspace;
CREATE TABLE users (user_id UUID PRIMARY KEY, name text);
INSERT INTO users (user_id, name) VALUES (uuid(), 'Chainguard');
SELECT * FROM users;
"

 user_id                              | name
--------------------------------------+------------
 3f13c6b4-4a22-4de7-a1f6-a3ac6e887ddb | Chainguard
 67e3be15-07f9-4dd6-b9b9-c00037d705ac | Chainguard

(2 rows)

For more information, refer to the Cassandra documentation.