Welcome to the official documentation for Elasticsearch: the search and analytics engine that powers the Elastic Stack. If you want to learn how to use Elasticsearch to search and analyze your data, you've come to the right place. This guide shows you how to:

Install, configure, and administer an Elasticsearch cluster.
Index your data, optimize your indices, and search with the Elasticsearch query language.
Discover trends, patterns, and anomalies with aggregations and the machine learning APIs.