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Posted to commits@lucene.apache.org by jp...@apache.org on 2025/03/31 14:45:06 UTC
(lucene) branch branch_10x updated: quick exit on filter query matching no docs when rewriting knn query (#14418)
This is an automated email from the ASF dual-hosted git repository.
jpountz pushed a commit to branch branch_10x
in repository https://gitbox.apache.org/repos/asf/lucene.git
The following commit(s) were added to refs/heads/branch_10x by this push:
new 1ae60d4f6dd quick exit on filter query matching no docs when rewriting knn query (#14418)
1ae60d4f6dd is described below
commit 1ae60d4f6dd3d7447f3fda6dcbe11fa786cfa819
Author: panguixin <pa...@bytedance.com>
AuthorDate: Mon Mar 31 22:44:33 2025 +0800
quick exit on filter query matching no docs when rewriting knn query (#14418)
---
lucene/CHANGES.txt | 2 +-
.../core/src/java/org/apache/lucene/search/AbstractKnnVectorQuery.java | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 709d0b4354e..eadfeb68d2e 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -19,7 +19,7 @@ Improvements
Optimizations
---------------------
-(No changes)
+* GITHUB#14418: Quick exit on filter query matching no docs when rewriting knn query. (Pan Guixin)
Bug Fixes
---------------------
diff --git a/lucene/core/src/java/org/apache/lucene/search/AbstractKnnVectorQuery.java b/lucene/core/src/java/org/apache/lucene/search/AbstractKnnVectorQuery.java
index c7c9d27f39f..bdedc23fb88 100644
--- a/lucene/core/src/java/org/apache/lucene/search/AbstractKnnVectorQuery.java
+++ b/lucene/core/src/java/org/apache/lucene/search/AbstractKnnVectorQuery.java
@@ -81,6 +81,9 @@ abstract class AbstractKnnVectorQuery extends Query {
.add(new FieldExistsQuery(field), BooleanClause.Occur.FILTER)
.build();
Query rewritten = indexSearcher.rewrite(booleanQuery);
+ if (rewritten.getClass() == MatchNoDocsQuery.class) {
+ return rewritten;
+ }
filterWeight = indexSearcher.createWeight(rewritten, ScoreMode.COMPLETE_NO_SCORES, 1f);
} else {
filterWeight = null;