vivo Internet Technology
Nov 17, 2017 · Big Data
Elasticsearch Search Tuning Guide: Part 2 - Index Optimization, Mapping, Scripts, and Segment Merging
The second part of the Elasticsearch search‑tuning series explains how to pre‑index data, choose appropriate keyword or text mappings, minimize script use by preferring Painless or Lucene expressions, and efficiently force‑merge read‑only indices into single segments for better performance.
Data mappingElasticsearchForce Merge
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