opensearch-docs-cn/_search-plugins/querqy/index.md

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---
layout: default
title: Querqy
has_children: false
redirect_from:
- /search-plugins/querqy/
nav_order: 10
---
# Querqy
Querqy is a community plugin for query rewriting that helps to solve relevance issues, making search engines more precise regarding matching and scoring.
## Querqy plugin installation
Querqy is currently only compatible with OpenSearch 1.3.1
{: .note }
1. The Querqy plugin code is located here: [querqy-opensearch](https://github.com/querqy/querqy-opensearch). To download the plugin code ZIP file, select the green "Code" button, then select "Download ZIP"
1. Install JDK 11. On Amazon Linux 2, install JDK11 with the following command:
```bash
sudo yum install java-11-amazon-corretto
```
1. Uncompress the ZIP file:
```bash
unzip querqy-opensearch-main.zip
```
1. Change to the uncompressed Querqy directory:
```bash
cd querqy-opensearch-main
```
1. Compile the plugin:
```bash
./gradlew build
```
1. The compiled plugin is stored in this directory:
```bash
/path/to/file/querqy-opensearch-main/build/distributions/opensearch-querqy-1.3.1.0.zip`
```
1. The compiled Querqy plugin is installed the same as [any OpenSearch plugin](https://opensearch.org/docs/latest/opensearch/install/plugins/#install-a-plugin):
```bash
/path/to/opensearch/bin/opensearch-plugin install file:///path/to/file/opensearch-querqy-1.3.1.0.zip
```
1. Reboot the OpenSearch node:
```bash
sudo reboot
```
After installing the Querqy plugin you can find comprehensive documentation on the Querqy.org site: [Querqy](https://docs.querqy.org/querqy/index.html)