mirror of https://github.com/apache/lucene.git
b5062a2858
When sub collectors don't agree on their `ScoreMode`, `MultiCollector` currently returns `COMPLETE`. This makes sense when assuming that there is likely one collector computing top hits (`TOP_SCORES`) and another one computing facets (`COMPLETE_NO_SCORES`) so `COMPLETE` makes sense. However it is also possible to have one collector computing top hits by field (`TOP_DOCS`) and another one doing facets (`COMPLETE_NO_SCORES`), and `MultiCollector` shouldn't report that scores are needed in that case. |
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.github | ||
buildSrc | ||
dev-docs | ||
dev-tools | ||
gradle | ||
help | ||
lucene | ||
.asf.yaml | ||
.dir-locals.el | ||
.git-blame-ignore-revs | ||
.gitattributes | ||
.gitignore | ||
.hgignore | ||
.lift.toml | ||
CONTRIBUTING.md | ||
LICENSE.txt | ||
NOTICE.txt | ||
README.md | ||
build.gradle | ||
gradlew | ||
gradlew.bat | ||
settings.gradle | ||
versions.lock | ||
versions.props |
README.md
Apache Lucene
Apache Lucene is a high-performance, full-featured text search engine library written in Java.
Online Documentation
This README file only contains basic setup instructions. For more comprehensive documentation, visit:
- Latest Releases: https://lucene.apache.org/core/documentation.html
- Nightly: https://ci-builds.apache.org/job/Lucene/job/Lucene-Artifacts-main/javadoc/
- Build System Documentation: help/
- Developer Documentation: dev-docs/
- Migration Guide: lucene/MIGRATE.md
Building
Basic steps:
- Install OpenJDK 17 or 18.
- Clone Lucene's git repository (or download the source distribution).
- Run gradle launcher script (
gradlew
).
We'll assume that you know how to get and set up the JDK - if you don't, then we suggest starting at https://jdk.java.net/ and learning more about Java, before returning to this README.
See Contributing Guide for details.
Contributing
Bug fixes, improvements and new features are always welcome! Please review the Contributing to Lucene Guide for information on contributing.
Discussion and Support
- Users Mailing List
- Developers Mailing List
- IRC:
#lucene
and#lucene-dev
on freenode.net