bin/elasticsearch-plugin install <plugin-name-or-url>
Writing a custom plugin creates technical debt; you become responsible for maintaining and updating the code every time Elasticsearch releases a new version.
: You must restart Elasticsearch (unless the plugin supports hot-loading – rare). elasticsearch plugins
An Elasticsearch plugin is an extension that adds functionality to the core Elasticsearch engine. Because Elasticsearch is built on Java, plugins use Java to hook into the core code to provide features that aren't included out-of-the-box.
Examples:
# 1. Check current version curl -X GET "localhost:9200/"
Plugins extend Elasticsearch’s core functionality. They can add: Because Elasticsearch is built on Java, plugins use
: Plugins like the Phonetic Analysis Plugin use algorithms like Soundex or Metaphone to find words that sound similar, even if they are spelled differently.
These allow you to manipulate data as it enters Elasticsearch. They can add: : Plugins like the Phonetic