How does treating documents as the unit of data help when scaling Elasticsearch across many servers?

hard🚀 Application Q9 of 15

Elasticsearch - Document Operations

ADocuments require all data to be stored on a single server

BDocuments force all queries to scan the entire index

CDocuments prevent parallel searching by design

DDocuments can be distributed and searched independently across shards

Step-by-Step Solution

Solution:

Step 1: Understand Elasticsearch scaling
Documents are distributed across shards, allowing parallel search and scaling.
Step 2: Analyze other options
Documents do not require single server storage, do not prevent parallel search, and do not force full scans.
Final Answer:
Documents can be distributed and searched independently across shards -> Option D
Quick Check:
Documents enable distributed search = B [OK]

Quick Trick: Documents distribute across shards for scaling [OK]

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