Miscellaneous Query Operators

Note

For details on a specific operator, including syntax and examples, click on the link to the operator's reference page.

Name	Description
`$comment`	Adds a comment to a query predicate.
`$rand`	Generates a random float between 0 and 1.
`$natural`	A special hint that can be provided via the `sort()` or `hint()` methods that can be used to force either a forward or reverse collection scan.