Managing a keyspace
Select Schema in the OpsCenter console.
From the list of keyspaces, select one of the keyspaces.
In Keyspace Settings, the replica placement strategy
options for the keyspace appear.
From the list of column families (below Settings), select a column family to
view its properties and to view or change performance tuning metrics.
Click Add in the Column Family to add a column family to
Click Delete to delete the keyspace.