Using Cassandra with cqlsh

To start working with Cassandra, let's start the Cassandra Query Language (CQL) shell . The shell interface will allow us to execute CQL commands to define, query, and modify our data. As this is a new cluster and we have turned on authentication and authorization, we will use the default cassandra and cassandra username and password, as follows:

bin/cqlsh -u cassandra -p cassandraConnected to PermanentWaves at[cqlsh 5.0.1 | Cassandra 3.11.2 | CQL spec 3.4.4 | Native protocol v4]Use HELP for help.cassandra@cqlsh>

First, let's tighten up security. Let's start by creating a new superuser to work with.

New users can only be created if authentication and authorization are properly set ...

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