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Databases Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
hard
Databases
What happens if a monotonically increasing field (like a timestamp) is selected as the Shard Key in MongoDB?
A
MongoDB crashes with index corruption errors
B
All writes route to the same single shard (hot shard), eliminating the horizontal scaling benefit of sharding
C
The database automatically converts to SQL PostgreSQL
D
All duplicate key values are deleted
Check Answer