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Which bool query clause is best used to boost relevance score when a condition is met but is not mandatory?

easy🧠 Conceptual Q2 of 15
Elasticsearch - Basic Search Queries
Which bool query clause is best used to boost relevance score when a condition is met but is not mandatory?
Amust_not
Bmust
Cfilter
Dshould
Step-by-Step Solution
Solution:
  1. Step 1: Understand the role of should clause

    The should clause is used to indicate optional conditions that increase the relevance score if matched but are not required.
  2. Step 2: Compare with other clauses

    must is mandatory, filter filters without scoring, and must_not excludes documents.
  3. Final Answer:

    should -> Option D
  4. Quick Check:

    Optional boosting = should [OK]
Quick Trick: Use should to boost score without requiring match [OK]
Common Mistakes:
MISTAKES
  • Using must instead of should
  • Confusing filter with should

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