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____________ does not provide query execution information for the rejected plans.

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____________ does not provide query execution information for the rejected plans.

(a) serverstats

(b) queryPlanner

(c) executionStats

(d) all of the mentioned

I have been asked this question during an internship interview.

I want to ask this question from Optimization Strategies topic in chapter Monitoring MongoDB and Optimization Strategies for MongoDB of MongoDB

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Best answer
Correct option is (c) executionStats

To explain I would say: executionStats contains statistics that describe the completed query execution for the winning plan.

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