Elasticsearch basics
This guide covers the core concepts you need to understand to get started with Elasticsearch. If you’d prefer to start working with Elasticsearch right away, set up a local development environment and jump to hands-on code examples.
This guide covers the following topics:
- What is Elasticsearch?: Learn about Elasticsearch and some of its main use cases.
- Run Elasticsearch: Understand your options for deploying Elasticsearch in different environments, including a fast local development setup.
- Indices and documents: Understand Elasticsearch’s most important primitives and how it stores data.
- Add data to Elasticsearch: Understand your options for ingesting data into Elasticsearch.
- Search and analyze data: Understand your options for searching and analyzing data in Elasticsearch.
- Get ready for production: Understand the basic concepts required for moving your Elasticsearch deployment to production.
© 2023-2025 Elasticsearch
As of September 2024, Elasticsearch is available under a choice of three licenses: the Server Side Public License (SSPL), the Elastic License, or the AGPLv3 (OSI approved).
Elasticsearch and the Elasticsearch logo are trademarks of Elasticsearch B.V., registered in the U.S. and in other countries.
https://www.elastic.co/guide/en/elasticsearch/reference/8.17/elasticsearch-intro.html
