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Which field must be specified inside an exists query to work correctly?

easy🧠 Conceptual Q2 of 15
Elasticsearch - Basic Search Queries
Which field must be specified inside an exists query to work correctly?
Aindex
Bfield
Cvalue
Dtype
Step-by-Step Solution
Solution:

  1. Step 1: Identify required parameter for exists query

    The exists query requires the field parameter to specify which field to check.

  2. Step 2: Verify other options

    Options like index, value, or type are not used in exists query syntax.

  3. Final Answer:

    field -> Option B

  4. Quick Check:

    exists query needs field parameter [OK]
Quick Trick: Always specify 'field' in exists query [OK]
Common Mistakes:
MISTAKES
  • Using 'value' instead of 'field'
  • Confusing 'index' with query parameter

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