Is there a publicly-accessable Cassandra instance?
https://wikitech.wikimedia.org/wiki/Cassandra#Getting_a_CQL_shell
<https://wikitech.wikimedia.org/wiki/Cassandra#Getting_a_CQL_shell> implies that
there is, but cqlsh doesn't seem to exist on tools-sgebastion-08:
$ cqlsh
-bash: cqlsh: command not found