If you have an explicit mapping for a field price as float, but you index a document with price as a string, what will happen?

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Elasticsearch - Mappings and Data Types

If you have an explicit mapping for a field price as float, but you index a document with price as a string, what will happen?

AElasticsearch will index the string as text.

BElasticsearch will throw a mapping conflict error.

CElasticsearch will ignore the <code>price</code> field in the document.

DElasticsearch will convert the string to float automatically.

Step-by-Step Solution

Solution:

Step 1: Understand explicit mapping type enforcement
Explicit mapping enforces the data type defined for each field strictly.
Step 2: Effect of indexing wrong data type
Indexing a string into a float field causes a mapping conflict error.
Final Answer:
Elasticsearch will throw a mapping conflict error. -> Option B
Quick Check:
Explicit mapping enforces types strictly [OK]

Quick Trick: Explicit mapping rejects wrong data types [OK]

Common Mistakes:

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