jpountz commented on code in PR #13343:
URL: https://github.com/apache/lucene/pull/13343#discussion_r1592820524
##########
lucene/core/src/java/org/apache/lucene/search/BlockMaxConjunctionScorer.java:
##########
@@ -115,6 +115,10 @@ private void moveToNextBlock(int target) throws
IOException {
}
private int advanceTarget(int target) throws IOException {
+ if (minScore <= 0) {
+ return target;
Review Comment:
I'm a bit concerned that this fast path breaks the invariant that `doc <
upTo`. I wonder if the following approach would also improve things for the
case you're after:
```diff
diff --git
a/lucene/core/src/java/org/apache/lucene/search/BlockMaxConjunctionScorer.java
b/lucene/core/src/java/org/apache/lucene/search/BlockMaxConjunctionScorer.java
index 127d6346edd..47ef5e07f19 100644
---
a/lucene/core/src/java/org/apache/lucene/search/BlockMaxConjunctionScorer.java
+++
b/lucene/core/src/java/org/apache/lucene/search/BlockMaxConjunctionScorer.java
@@ -110,8 +110,13 @@ final class BlockMaxConjunctionScorer extends Scorer {
}
private void moveToNextBlock(int target) throws IOException {
- upTo = advanceShallow(target);
- maxScore = getMaxScore(upTo);
+ if (minScore == 0) {
+ upTo = target;
+ maxScore = Float.POSITIVE_INFINITY;
+ } else {
+ upTo = advanceShallow(target);
+ maxScore = getMaxScore(upTo);
+ }
}
private int advanceTarget(int target) throws IOException {
```
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