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You defined a field in your mapping as:

medium📝 Debug Q6 of 15
Elasticsearch - Index Management
You defined a field in your mapping as:
"age": { "type": "integer" }

But when indexing documents, you get an error about type mismatch. What is a likely cause?
AYou are sending string values instead of integers for "age"
BThe field "age" must be defined as text, not integer
CElasticsearch does not support integer type
DYou forgot to set "index": true for the field
Step-by-Step Solution
Solution:
  1. Step 1: Check data type consistency

    Mapping expects integer but error suggests data sent is not integer.
  2. Step 2: Identify common mismatch cause

    Sending strings instead of numbers causes type mismatch errors.
  3. Final Answer:

    You are sending string values instead of integers for "age" -> Option A
  4. Quick Check:

    Type mismatch = wrong data type sent [OK]
Quick Trick: Send data matching mapping types to avoid errors [OK]
Common Mistakes:
MISTAKES
  • Defining integer as text incorrectly
  • Assuming Elasticsearch lacks integer type
  • Confusing index setting with type errors

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