Elasticsearch - Performance and Scaling
What will be the effect of setting "pipeline" parameter in a bulk indexing request?
POST /myindex/_bulk?pipeline=my_pipeline
{ "index": {} }
{ "field": "value" }
What will be the effect of setting "pipeline" parameter in a bulk indexing request? POST /myindex/_bulk?pipeline=my_pipeline { "index": {} } { "field": "value" }
medium📝 Predict Output Q5 of Q15
Step-by-Step Solution
Solution:
Step 1: Understand ingest pipelines in bulk requests
Bulk API supports applying ingest pipelines to documents before indexing.Step 2: Setting pipeline parameter applies processing
Documents pass through the named pipeline for transformations or enrichments.Final Answer:
Documents are processed through the specified ingest pipeline before indexing -> Option DQuick Check:
Bulk pipeline param = apply ingest pipeline [OK]
Quick Trick: Use pipeline param to preprocess docs in bulk requests [OK]
Common Mistakes:
MISTAKES- Assuming pipeline is ignored in bulk requests
- Believing bulk requests fail if pipeline missing (actually error returned)
- Thinking documents skip processing when pipeline is set
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