Elasticsearch Search

Overview

Elasticsearch provides powerful full-text search with ranking, filtering, and aggregations. This skill should be invoked when building search engines, implementing faceted search, or needing scalable full-text search capabilities.

Core Principles

• Index Design: Plan mappings and analyzers for search effectiveness
• Query DSL: Use Elasticsearch's powerful query language
• Relevance: Leverage scoring for ranked results
• Aggregations: Build faceted search and analytics

Preparation Checklist

• Set up Elasticsearch cluster (local or cloud)
• Plan index structure and mappings
• Choose appropriate analyzers
• Design query patterns