Elasticsearch - Document Operations
You want to update multiple documents matching a query to set their
status to "archived". Which Elasticsearch API should you use?You want to update multiple documents matching a query to set their status to "archived". Which Elasticsearch API should you use?
hard🚀 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Identify API for updating multiple documents by query
The_update_by_queryAPI updates all documents matching a query.Step 2: Compare other options
_update requires document ID, _bulk can update multiple but needs explicit actions, _delete_by_query deletes documents.Final Answer:
The _update_by_query API -> Option BQuick Check:
Multiple update by query = _update_by_query [OK]
Quick Trick: Use _update_by_query to update many documents at once [OK]
Common Mistakes:
MISTAKES- Using _update with wildcard ID
- Confusing bulk with update_by_query
- Using delete_by_query instead
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