Help positional parameters

Positional parameters immediately follow the help command. There are no optional parameters with this command.

Use the help command to display the syntax of all or selected Data Protection for SQL Server commands using a textual notation.

Help uses the following notation:
[a]
a is optional; a may occur zero or one time
{a | b}
select either a or b, but not both
{a } +
a must occur at least one time
{a } *
a may occur zero or more times
(a)
comments that are not part of the command
UPPERCASE
minimum abbreviation (which you can also enter in lowercase)