Apache Solr Cheat Sheet
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This section documents the current Solr line (10.0; 9.10.x the maintained 9.x branch), written and verified against the Apache Solr Reference Guide. No specific patch version is pinned. Some capabilities (the Solr Operator on Kubernetes, the package-manager ecosystem, Learning To Rank model training, and expert plugin development) are linked, not documented in depth. This content was generated with the assistance of AI and should be verified against the official documentation before being relied on in production. This section’s bibliography lists the reference material consulted while preparing these pages. |
A single-page, colour-coded summary of this section’s essentials — one skeleton per major feature area, for quick lookup rather than explanation. Handy for quick memorization or as a printable desk reference.
For the full explanation, every option, and additional examples, see the dedicated pages:
Getting started — Getting Started.
Core concepts, schema & analysis — Core Concepts & Architecture, Schema & Fields, Field Types, Text Analysis, and Language Analysis.
Indexing — Indexing & Updates and Partial Updates & Concurrency.
Querying — Query Basics & Parameters, Query Parsers, JSON Request API, Function Queries, Relevance & Scoring, Faceting, Grouping & Collapse, Highlighting, Spell Check & Suggest, Spatial Search, Dense Vector Search, and Streaming Expressions & SQL.
SolrCloud & operations — SolrCloud Architecture, Collections & Configsets, Distributed Indexing & Search, User-Managed Mode & Replication, Configuration & Caches, Indexing Internals & Performance, Monitoring & Metrics, Security, and Deployment & Upgrades.
Spring Boot integration & comparison — Spring Boot Integration and Solr vs. Elasticsearch.