invalidate word cache on initRange

2 files changed, 8 insertions, 0 deletions

diff --git a/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.cpp b/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.cpp
index 4254ee70b05..cf660624cff 100644
--- a/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.cpp
+++ b/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.cpp
@@ -148,6 +148,13 @@ MultiBitVectorIteratorBase::MultiBitVectorIteratorBase(const Children & children
 
 MultiBitVectorIteratorBase::~MultiBitVectorIteratorBase() = default;
 
+void
+MultiBitVectorIteratorBase::initRange(uint32_t beginId, uint32_t endId)
+{
+    MultiSearch::initRange(beginId, endId);
+    _lastMaxDocIdLimit = 0;
+}
+
 SearchIterator::UP
 MultiBitVectorIteratorBase::andWith(UP filter, uint32_t estimate)
 {
diff --git a/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.h b/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.h
index d21026993d7..f233ee66fd0 100644
--- a/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.h
+++ b/searchlib/src/vespa/searchlib/queryeval/multibitvectoriterator.h
@@ -13,6 +13,7 @@ class MultiBitVectorIteratorBase : public MultiSearch, protected BitWord
 public:
     ~MultiBitVectorIteratorBase();
     virtual bool isStrict() const = 0;
+    void initRange(uint32_t beginId, uint32_t endId) override;
     void addUnpackIndex(size_t index) { _unpackInfo.add(index); }
     /**
      * Will steal and optimize bitvectoriterators if it can