Expressions Ignores The Duplicate Entries In Each Input Array #571
______ expressions ignores the duplicate entries in each input array and the order of the elements.
This multiple choice question (MCQ) is related to the book/course
gs gs112 MongoDB.
It can also be found in
gs gs112 Aggregation Concepts and Aggregation Mechanics - Pipeline Optimization - Quiz No.1.
______ expressions ignores the duplicate entries in each input array and the order of the elements.
set
boolean
aggregate
none of the mentioned
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