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What is the main purpose of indexes in Firestore queries?

easy📝 Conceptual Q11 of 15
GCP - Cloud Firestore and Bigtable
What is the main purpose of indexes in Firestore queries?
ATo make queries faster and more efficient
BTo store large files like images
CTo backup data automatically
DTo encrypt data for security
Step-by-Step Solution
Solution:

  1. Step 1: Understand what indexes do in Firestore

    Indexes help Firestore find data quickly without scanning all documents.

  2. Step 2: Relate indexes to query performance

    By using indexes, queries run faster and use less resources.

  3. Final Answer:

    To make queries faster and more efficient -> Option A

  4. Quick Check:

    Indexes speed up queries = D [OK]
Quick Trick: Indexes speed up data search in Firestore queries [OK]
Common Mistakes:
  • Thinking indexes store files
  • Confusing indexes with backups
  • Assuming indexes encrypt data

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