AG

Adrien Grand

Distinguished Software Engineer I

About the author

Adrien is a Lucene committer at The Apache Software Foundation and a software engineer at Elastic, where he works on improving Elasticsearch. He has worked with Apache Lucene for a decade. When he’s not tackling search-related problems from his home in Normandy, France, he enjoys horseback riding.

Author’s articles

Apache Lucene 10 is out! Improvements to Lucene's hardware efficiency & more

October 14, 2024

Apache Lucene 10 is out! Improvements to Lucene's hardware efficiency & more

Apache Lucene 10 was just released, with a focus on hardware efficiency! Check out the main release highlights.

What happened in Lucene land in 2023?

January 12, 2024

What happened in Lucene land in 2023?

2023 has been another big year for Apache Lucene, this blog reviews major milestones of 2023

Apache Lucene 9.9, the fastest Lucene release ever

December 7, 2023

Apache Lucene 9.9, the fastest Lucene release ever

Lucene 9.9 brings major speedups to query evaluation. Here are the performance improvements observed in nightly benchmarks & optimization resources.

MAXSCORE & block-max MAXSCORE: More skipping with block-max MAXSCORE

December 6, 2023

MAXSCORE & block-max MAXSCORE: More skipping with block-max MAXSCORE

Learn about MAXSCORE, block-max MAXSCORE & WAND. Improve the MAXSCORE algorithm to evaluate disjunctive queries more like a conjunctive query.

Less merging and faster ingestion in Elasticsearch 8.11

October 10, 2023

Less merging and faster ingestion in Elasticsearch 8.11

Discover how Elasticsearch 8.11 improved its indexing buffer, resulting in less segment merging and faster ingestion.

Vector search in Elasticsearch: The rationale behind the design

Vector search in Elasticsearch: The rationale behind the design

In this blog, you'll learn how vector search has been integrated into Elasticsearch and the trade-offs that we made.

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