[Solved] Given the following update request, what will happen if the current document version is 5? POST /myindex/_update/42?version=4 { "doc": {"status": "active"} } | Elasticsearch

Elasticsearch - Document Operations

Given the following update request, what will happen if the current document version is 5?

POST /myindex/_update/42?version=4
{
  "doc": {"status": "active"}
}

AThe update will succeed and document version will become 5

BThe update will succeed but version will remain 4

CThe update will fail due to version conflict

DThe update will create a new document with version 4

Step-by-Step Solution

Solution:

Step 1: Check the version parameter against current document version
The update request specifies version=4 but current version is 5.
Step 2: Understand version conflict behavior
Elasticsearch rejects updates if the version does not match the current document version to avoid conflicts.
Final Answer:
The update will fail due to version conflict -> Option C
Quick Check:
Version mismatch causes update failure [OK]

Quick Trick: Update only succeeds if version matches current document version [OK]

Common Mistakes:

MISTAKES

Master "Document Operations" in Elasticsearch

9 interactive learning modes - each teaches the same concept differently

More Elasticsearch Quizzes

Given the following update request, what will happen if the current document version is 5?