Online Help - Cassandra Configure
Use this dialog box to configure the Cassandra nodes.
The Cassandra client
The full path to the Java installation path, for example, /opt/java/jre1.8.0_91/bin.
Cassandra Configuration File Path
The full path to the location of the configuration file (cassandra.yaml).
You do not need to enter the file, just the path to the file, for example, /etc/cassandra/conf.
The full path to the location where the data is stored, for example, /var/lib/cassandra/data.