Files
tantivy/src/query/phrase_prefix_query
Paul Masurel b86caeefe2 Major bugfix in intersection
A bug was added with the `seek_into_the_danger_zone()` optimization

(Spotted and fixed by Stu)

The contract says seek_into_the_danger_zone returns true if do is part of the docset.

The blanket implementation goes like this.

```
let current_doc = self.doc();
if current_doc < target {
     self.seek(target);
}
self.doc() == target
```

So it will return true if target is TERMINATED, where really TERMINATED does not belong to the docset.


The fix tries to clarify the contracts and fixes the intersection algorithm.
We observe a small but all over the board improvement in intersection performance.

---------

Co-authored-by: Stu Hood <stuhood@gmail.com>
Co-authored-by: Paul Masurel <paul.masurel@datadoghq.com>
2026-01-23 18:44:10 +01:00
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