Shortcut ft matching process with one posting list

amosbird · Jun 14, 2024 · 7aeeb19 · 7aeeb19
1 parent 46cbcf5
commit 7aeeb19
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/Interpreters/GinFilter.cpp b/src/Interpreters/GinFilter.cpp
@@ -166,6 +166,10 @@ bool GinFilter::match(const GinPostingsCache & postings_cache) const
     if (hasEmptyPostingsList(postings_cache))
         return false;
 
+    /// If there is only one non-empty posting list, it is a match.
+    if (postings_cache.size() == 1)
+        return true;
+
     /// Check for each row ID ranges
     for (const auto & rowid_range: rowid_ranges)
         if (matchInRange(postings_cache, rowid_range.segment_id, rowid_range.range_start, rowid_range.range_end))