## Version 2.9.0.0 Release Notes

Compatible with OpenSearch 2.9.0

### Features
* Added support for Efficient Pre-filtering for Faiss Engine ([#936](https://github.com/opensearch-project/k-NN/pull/936))
* Add Support for Lucene Byte Sized Vector ([#971](https://github.com/opensearch-project/k-NN/pull/971))