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__________ returns the highest value from the group of values in documents.

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__________ returns the highest value from the group of values in documents.

(a) $end

(b) $last

(c) $max

(d) $maximum

The question was posed to me in homework.

The doubt is from Pipeline Operators topic in portion Aggregation Concepts and Aggregation Mechanics of MongoDB

1 Answer

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Best answer
Correct choice is (c) $max

Explanation: $max returns the highest value that results from applying an expression to each document in a group of documents that share the same group by key.

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