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# Elasticsearch
> [Elasticsearch](https://www.elastic.co/elasticsearch/) is a distributed, RESTful search and analytics engine.
> It provides a distributed, multi-tenant-capable full-text search engine with an HTTP web interface and schema-free
> JSON documents.
## Installation and Setup
There are two ways to get started with Elasticsearch:
#### Install Elasticsearch on your local machine via docker
Example: Run a single-node Elasticsearch instance with security disabled. This is not recommended for production use.
```bash
docker run -p 9200:9200 -e "discovery.type=single-node" -e "xpack.security.enabled=false" -e "xpack.security.http.ssl.enabled=false" docker.elastic.co/elasticsearch/elasticsearch:8.9.0
```
#### Deploy Elasticsearch on Elastic Cloud
Elastic Cloud is a managed Elasticsearch service. Signup for a [free trial](https://cloud.elastic.co/registration?utm_source=langchain&utm_content=documentation).
### Install Client
```bash
pip install elasticsearch
pip install langchain-elasticsearch
```
## Embedding models
See a [usage example](/docs/integrations/text_embedding/elasticsearch).
```python
from langchain_elasticsearch.embeddings import ElasticsearchEmbeddings
```
## Vector store
See a [usage example](/docs/integrations/vectorstores/elasticsearch).
```python
from langchain_elasticsearch.vectorstores import ElasticsearchStore
```
## Memory
See a [usage example](/docs/integrations/memory/elasticsearch_chat_message_history).
```python
from langchain_elasticsearch.chat_history import ElasticsearchChatMessageHistory
```