Explanation:MongoDB distributes the chunks, and their documents, among the shards in the cluster. 3. The index on the shard key cannot be a _________ index.
A. single
B. multkikey
C. unique
D. All of the mentioned
Answer:A
Explanation:MongoDB distributes the chunks, and their documents, among the shards in the cluster. 3. The index on the shard key cannot be a _________ index.
A. single B. multkikey C. unique D. All of the mentioned
Explanation:Shard keys are immutable and cannot be changed after insertion. 4. Hashed shard keys use a ________ index of a single field as the shard key to partition data across your sharded cluster.