langchain/docs/extras/integrations/providers/clickhouse.mdx
Leonid Ganeline e1f4f9ac3e
docs: integrations/providers (#9631)
Added missed pages for `integrations/providers` from `vectorstores`.
Updated several `vectorstores` notebooks.
2023-08-22 20:28:11 -07:00

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# ClickHouse
> [ClickHouse](https://clickhouse.com/) is the fast and resource efficient open-source database for real-time
> apps and analytics with full SQL support and a wide range of functions to assist users in writing analytical queries.
> It has data structures and distance search functions (like `L2Distance`) as well as
> [approximate nearest neighbor search indexes](https://clickhouse.com/docs/en/engines/table-engines/mergetree-family/annindexes)
> That enables ClickHouse to be used as a high performance and scalable vector database to store and search vectors with SQL.
## Installation and Setup
We need to install `clickhouse-connect` python package.
```bash
pip install clickhouse-connect
```
## Vector Store
See a [usage example](/docs/integrations/vectorstores/clickhouse).
```python
from langchain.vectorstores import Clickhouse, ClickhouseSettings
```