hcli help provides a list and brief description of all of the commands available in the Hadoop command-line interface. The basic syntax and usage is shown for each command. You can also specify a command name to view information about the parameters for that command.
-
To view help do one of the following:
View Options Description All commands Run hcli to see all commands. Command details Run a specific command without parameters to see details. For example, run hcli system