https://github.com/querqy/querqy

Query preprocessor for Java-based search engines (Querqy Core and Solr implementation)
https://github.com/querqy/querqy

filter-query java lucene lucene-query querqy querqy-query querqy-solr query-parser rewrite-rules search-engine search-relevance search-synonyms solr synonyms

Last synced: 3 months ago
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Query preprocessor for Java-based search engines (Querqy Core and Solr implementation)

• Host: GitHub
• URL: https://github.com/querqy/querqy
• Owner: querqy
• License: apache-2.0
• Created: 2014-08-03T21:34:39.000Z (almost 10 years ago)
• Default Branch: main
• Last Pushed: 2024-04-08T17:49:58.000Z (3 months ago)
• Last Synced: 2024-04-09T17:30:06.954Z (3 months ago)
• Topics: filter-query, java, lucene, lucene-query, querqy, querqy-query, querqy-solr, query-parser, rewrite-rules, search-engine, search-relevance, search-synonyms, solr, synonyms
• Language: Java
• Homepage: https://querqy.org
• Size: 3.86 MB
• Stars: 177
• Watchers: 13
• Forks: 45
• Open Issues: 62
• Metadata Files:
  • Readme: README.md
  • Contributing: contributing.md
  • License: LICENSE

Lists

• awesome-search-relevance - Querqy - Query preprocessing & search rule system for applying query-specific boosts, filters, downboosts, etc (ie downboost 'case' category when user searches for 'iPhone') (Rule Systems / Learning to Rank Training Models)

README

        


[![Build Querqy](https://github.com/querqy/querqy/actions/workflows/ci.yml/badge.svg)](https://github.com/querqy/querqy/actions/workflows/ci.yml)

[![Docker Integration Tests for Querqy](https://github.com/querqy/querqy/actions/workflows/integration-tests.yml/badge.svg)](https://github.com/querqy/querqy/actions/workflows/integration-tests.yml)

[![Querqy for Solr](https://img.shields.io/maven-central/v/org.querqy/querqy-solr.svg?label=Download%20Querqy%20for%20Solr%20(Maven%20Central))](https://search.maven.org/search?q=g:%22org.querqy%22%20AND%20a:%22querqy-solr%22) [![Querqy Core](https://img.shields.io/maven-central/v/org.querqy/querqy-core.svg?label=Querqy%20core%20(Maven%20Central))](https://search.maven.org/search?q=g:%22org.querqy%22%20AND%20a:%22querqy-core%22)

:warning: **IMPORTANT: Querqy 5.5 for Solr introduces some breaking changes** that will affect you if you are upgrading from an older version and if

* you are using Info Logging, or

* rely on the debug output format, or

* you are using a custom rewriter implementation

See here for the release notes: https://querqy.org/docs/querqy/release-notes.html#major-changes-in-querqy-for-solr-5-5-1

# Querqy

Querqy is a framework for query preprocessing in Java-based search engines.

This is the repository for `querqy-core`, `querqy-lucene` and `querqy-solr`. Repositories 

for further Querqy integrations can be found at:

* https://github.com/querqy/querqy-elasticsearch/ (Querqy for Elasticsearch)

* https://github.com/querqy/querqy-opensearch/ (Querqy for OpenSearch)

* https://github.com/querqy/querqy-unplugged/ (Querqy for rewriting queries outside the search engine)

## Documentation and 'Getting started'

[Visit docs.querqy.org/querqy/ for detailed documentation.](https://docs.querqy.org/querqy/index.html) 

**Please make sure you read the [release notes](https://docs.querqy.org/querqy/release-notes.html)!** 

Check out [Querqy.org](https://querqy.org) for related projects that help you speed up search software development.

Developer channel: Join #querqy-dev on the [E-commerce search Slack space](https://ecom-search.slack.com)

## License

Querqy is licensed under the [Apache License, Version 2](http://www.apache.org/licenses/LICENSE-2.0.html).

## Contributing

Please read our [developer guidelines](contributing.md) before contributing.