You want to enable full-text search on a comments field but also allow exact match filters on the same field. How should you define the mapping?

hard🚀 Application Q9 of 15

Elasticsearch - Mappings and Data Types

You want to enable full-text search on a comments field but also allow exact match filters on the same field. How should you define the mapping?

AUse a multi-field mapping with <code>text</code> type for full-text and <code>keyword</code> type for exact matches

BDefine the field only as <code>keyword</code> type to support both searches

CSet the field type as <code>text</code> and disable indexing

DUse <code>integer</code> type since it supports both search types

Step-by-Step Solution

Solution:

Step 1: Understand search requirements
Full-text search requires analyzed text, exact matches require keyword type.
Step 2: Use multi-fields
Multi-fields allow one field to be indexed in multiple ways.
Step 3: Define mapping
Map comments as text with a subfield of keyword type.
Final Answer:
Use a multi-field mapping with text type for full-text and keyword type for exact matches -> Option A
Quick Check:
Multi-fields enable both analyzed and exact searches [OK]

Quick Trick: Multi-fields support both full-text and exact match [OK]

Common Mistakes:

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