Explanation:MongoDB runs the query optimizer to choose the winning plan for the operation under evaluation. 10. _________ which provides information on the MongoDB instance.
A. serverInfo
B. queryPlanner
C. executeStats
D. None of the mentioned
Answer:A
Explanation:MongoDB runs the query optimizer to choose the winning plan for the operation under evaluation. 10. _________ which provides information on the MongoDB instance.
A. serverInfo B. queryPlanner C. executeStats D. None of the mentioned
Explanation:The verbosity mode (i.e. queryPlanner, executionStats, allPlansExecution) determines whether the results include executionStats and whether executionStats includes data captured during plan selection. Sanfoundry Global Education & Learning Series – MongoDB.