[Solved] This highlight query returns an error:"highlight": {"fields": {"content": {"fragment_size": -1}}}What is the problem? | Elasticsearch

Elasticsearch - Search Results and Scoring

This highlight query returns an error:

"highlight": {"fields": {"content": {"fragment_size": -1}}}

What is the problem?

Afragment_size cannot be negative; it must be zero or positive.

Bfragment_size is not a valid highlight parameter.

CFields cannot have parameters inside highlight.

DThe content field must be numeric to use fragment_size.

Step-by-Step Solution

Solution:

Step 1: Understand fragment_size parameter
fragment_size controls snippet length and must be zero or positive.
Step 2: Identify invalid value
Negative fragment_size is invalid and causes error.
Final Answer:
fragment_size cannot be negative; it must be zero or positive. -> Option A
Quick Check:
fragment_size ≥ 0 required [OK]

Quick Trick: fragment_size must be zero or positive [OK]

Common Mistakes:

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