A keyspace is a collection of related tables equivalent to a database in a relational system. To create keyspace, issue the following statement in the CQL shell:
cqlsh> CREATE KEYSPACE "users"WITH REPLICATION = { 'class': 'SimpleStrategy', 'replication_factor': 1};
Here, we created a keyspace called users. When we create a keyspace, we have to specify replication options. Cassandra provides several strategies for managing replication of data; SimpleStrategy is the best strategy as long as your Cassandra deployment does not span across multiple data centers. The replication_factor value tells Cassandra how many copies of each piece of data are to be kept in the cluster; since we are only running a single instance of ...
