# Displays the list of available queries.
	fun help do
		# TODO automatize that
		print "\nCommands:\n"
		for usage, doc in parser.commands_usage do
			var l = usage.length / 8
			print "\t{usage}{"\t" * (3 - l)}{doc}"
		end
		print "\n"
		print "\t:h\t\t\tdisplay this help message"
		print "\t:q\t\t\tquit interactive mode"
		print ""
	end