collection.distinct

Mongo documentation

Finds the distinct values for a specified field across a single collection and returns the results in an array.

Arguments

1. field (String): The field for which to return distinct values.

2. [query] (String|ObjectId|Object): A query that specifies the documents from which to retrieve the distinct values.

3. [options] (object)

4. [callback] (function)

Returns

A promise

Example

users.distinct('name')