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Sort operations that do not use an index will abort when they use _______ megabytes of memory.

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in MongoDB by (131k points)
Sort operations that do not use an index will abort when they use _______ megabytes of memory.

(a) 16

(b) 32

(c) 64

(d) All of the mentioned

I had been asked this question by my college professor while I was bunking the class.

This question is from Indexing Strategies topic in division Index/Indexing Concepts of MongoDB

1 Answer

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Best answer
The correct choice is (b) 32

The explanation is: If the query planner cannot obtain the sort order from an index, it will sort the results in memory.

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