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Why does Elasticsearch organize data into shards within an index?

hard🧠 Conceptual Q10 of 15
Elasticsearch - Index Management
Why does Elasticsearch organize data into shards within an index?
ATo distribute data across nodes for scalability and parallel search
BTo encrypt data for security
CTo compress data and save disk space
DTo prevent data from being updated
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of shards in Elasticsearch

    Shards split an index into parts that can be stored on different nodes to handle large data and speed up searches.

  2. Step 2: Match the purpose with options

    To distribute data across nodes for scalability and parallel search correctly states shards distribute data for scalability and parallel search.

  3. Final Answer:

    To distribute data across nodes for scalability and parallel search -> Option A

  4. Quick Check:

    Shards enable distributed storage and fast search [OK]
Quick Trick: Shards split data for scalability and faster search [OK]
Common Mistakes:
MISTAKES
  • Thinking shards encrypt or compress data
  • Believing shards prevent updates
  • Confusing shards with replicas

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