From 8c97d855f4d42cc146c0d54839b5e9e94e9f92b2 Mon Sep 17 00:00:00 2001
From: Geir Storli <geirst@yahooinc.com>
Date: Thu, 26 Oct 2023 15:17:54 +0000
Subject: Use the entire docid range as approx hits with non-btree dictionary.

This fixes a bug introduced in the improved modeling
of match strategies to use in numeric range search.
---
 searchlib/src/vespa/searchlib/attribute/postinglistsearchcontext.hpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/searchlib/src/vespa/searchlib/attribute/postinglistsearchcontext.hpp b/searchlib/src/vespa/searchlib/attribute/postinglistsearchcontext.hpp
index 9144a85d0e1..964101ed3a6 100644
--- a/searchlib/src/vespa/searchlib/attribute/postinglistsearchcontext.hpp
+++ b/searchlib/src/vespa/searchlib/attribute/postinglistsearchcontext.hpp
@@ -206,8 +206,10 @@ PostingListSearchContextT<DataT>::approximateHits() const
     if (_uniqueValues == 0u) {
     } else if (_uniqueValues == 1u) {
         numHits = singleHits();
-    } else {
+    } else if (_dictionary.get_has_btree_dictionary()) {
         numHits = estimated_hits_in_range();
+    } else {
+        numHits = _docIdLimit;
     }
     return std::min(numHits, size_t(std::numeric_limits<uint32_t>::max()));
 }
-- 
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